train.csv

Sentances,Expression
The Spot Weld to Edge Distance should be more than 6.0 mm.,"Distance(Spot Weld, Edge) > 6.0 mm"
The maximum allowable compressive stress for the part is 40 ksi.,Compressive.Stress <= 40 ksi
The minimum hardness of the material should be 200 HB.,Hardness >= 200 HB
"When unwanted sharp corners occur, they can be given a commercial corner break of 0.4 mm ( 1⁄64 in ) by 45°.","commercial_corner_break = 0.4 mm (1⁄64 in) by 45°
"
Feed rates for milling cutters range from a few millimeters to over 3 m (118 in)/min.,"milling_feed_rate ∈ [0.001, 3] m/min"
the minimum distance from a dowel hole edge and cutout edge should be at least 4 times sheet thickness.,"Distance(Dowel Hole Edge, Cutout Edge) >= 4 * Sheet.Thickness."
The raised section to be hot-stamped should be at least 0.8 mm (0.030 in) high.,raised_section.height ≥ 0.8 mm (0.030 in)
"If a normal plating thickness of 0.005 mm (0.0002 in) were applied to a screw thread, the pitch diameter would change by 0.02 mm (0.0008 in).",pitch_diameter_change = 0.02 mm (0.0008 in)
Rivet holes should not be too close or too far from the edges of the parts being joined. Holes should be from 11 ⁄ 2 to 8 stock thicknesses from the edge.,"distance(hole,edge) = [11/2,8] * stock thickness"
The maximum allowable shear stress for the bolt is 40 ksi.,Shear.Stress <= 40 ksi
The default aspect ratio of the total length of the part to its minimum diameter should be less than or equal to 8.0.,Total.Length / Min.Diameter <= 8.0
The bending radius of the part should be no less than four times the material thickness.,Bending.Radius >= 4 * Material.Thickness
The impact strength of the material should be at least 10 ft-lb.,Impact.Strength >= 10 ft-lb
"Diameters of screw-machine parts range from those of the smallest watch parts to
about 200 mm (8 in).",smallest_watch_parts <= screw_machine_parts <= 200 mm (8in)
The minimum distance between two studs should be at least twice the stud diameter.,"Distance(Stud1, Stud2) >= 2 * Stud.Diameter"
the minimum distance from a cutout to start of inside bend radius should be at least 1/10th times minimum of length. The recommended angle is less than or equal to 20°," min. distance (Cutout, Inside Bend Start) >= 1/10 * min(Length), with angle <= 20°."
The minimum distance between two pins should be at least twice the diameter of the larger pin.,"Distance(SmallerPin, LargerPin) >= 2 * LargerPin.Diameter"
It is recommended that minimum inner bend radius should be at least 1 times material thickness.,bend.inner_radius ≥ 1 * material_thickness
"A bend radius of 30 to 40 times board thickness may be required for boards subjected to flexing or for multilayer boards, while in other cases, when flexing is not involved, 3 to 6 times board thickness may be adequate.","For flexing: ben_radius = [30 , 40] * board_thickness"
"Making large, shallow through holes (of diameter equal to or greater than 5 times
stock thickness).",hole.diameter >= 5 * stock.thicknes
The maximum allowable compressive stress for the column is 80 ksi.,Compressive.Stress <= 80 ksi
"Avoid holes, slots, gaps, or other recesses with depth-to-width ratios greater than 1.",depth / width < 1
"When a die casting requires a machining operation, the added material (machining
allowance) to be removed should not exceed 0.5 mm (0.020 in),",machining allowance_to_be_reomved ≤ 0.5 mm
A bend should be at least the radius of the curl plus 6 times the material thickness from the curl feature,bend.radius ≥ curl.radius + 6 * material_thickness(from the curl feature)
"However, for ordinary butt joints, when sophisticated x-ray or ultrasonic inspection devices are not used, it is common in design calculations to consider that the weld will have 80 percent of the strength of the base material.",weld.strength = 0.8 * base_material.strength (when sophisticated inspection devices are not used)
maximum fillet radius should be less than or equal to 12 mm,Fillet.Radius <= 12 mm
The maximum allowable torsional stress for the shaft is 15 ksi.,Torsional.Stress <= 15 ksi
one to two degrees of drafts with an additional 1.5 degrees per 0.25mm depth of texture is enough to do the trick.,"draft_angle = 1.5 * surface.texture_depth / 0.25 + [1,2]"
The wall thicknesses should be less than 60 % of nominal wall to minimize sinking,Wall.Thickness < 60% of Nominal Wall 
The minimum radius of the fillet on the weld should be at least 0.0625 inches.,Fillet.Radius >= 0.0625 inches
The minimum distance between two parallel surfaces should be at least 0.050 inches.,"Distance(Surface1, Surface2) >= 0.050 inches"
Gasket widths of at least 3 mm (1 ⁄ 8 in) should be specified to prevent damage from handling or assembly.,Gasket width ≥ 3 mm (1 ⁄ 8 in) 
Ribs should have a top radius equal to one-half the thickness.,Ribs.top_Radius = 0.5 * Ribs.Thickness
The minimum clearance between the piston and the cylinder should be no less than 0.001 inches.,"Clearance(Piston, Cylinder) >= 0.001 inches"
The minimum distance between two holes on a flange should be at least 1.5 times the bolt diameter.,"Distance(Hole1, Hole2) >= 1.5 * Bolt.Diameter"
Ribs 40 mm in height should be at least 8 mm thick.,rib.thickness >= 8 mm
The location of holes or cutouts is important. They should not be located closer than 11 ⁄ 2 diameters from the edge in order to avoid unequal mass distribution.,"distance(diameter, edge) >= 11/2"
In Gravity die maximum section is 50 mm and Minimum section is 2 mm.,2 mm <= Section.Size <= 50 mm
Notch width should not be narrower than 1.5 * t,notch.width ≥ 1.5t
Minimum thickness between two faces of a part should be greater or equal to the specified value.,"Thickness(Face1, Face2) >= Specified Value "
The maximum allowable pressure for the vessel is 500 psi.,Pressure <= 500 psi
"Concentricity tolerances with chucking grinders can be as low as 0.0025 mm
(0.0001 in) TIR, but 0.013 mm (0.0005 in) TIR is preferable if it can be tolerated for
both chucking and centerless machines.",chucking_grinder.concentricity_tolerance <= 0.0025 mm &&(chucking.centerless.grinder.concentricity.tolerance <= 0.013 mm AND tolerable)
"Preferred or desirable nominal wall thickness, 2.5 to 6 mm",2.5mm <= desired_nominal.wall_thickness <= 6mm
Stress relieving involves heating to temperatures that range from 205 to 260°C,205°C <= stress_relieving.heating_temperature <= 260°C
The maximum allowable pressure for the pipe is 1000 psi.,Pressure <= 1000 psi
The thickness of the coating should be no greater than 0.003 inches.,Coating.Thickness <= 0.003 inches
"If holes have to be threaded , the sheet thickness must be at least one-half the thread diameter",Sheet.Thickness >= 0.5 * Thread.Diameter
"The angle of bevel of embossed lettering, should normally be between 35 and 40°.",35° ≤ angle_embosed_lettering ≤ 40°
Recommended corner radius for notches should be 0.5 * t,notch.corner_radius = 0.5 * t
Fastener engagement length (axial overlap between the fastener and corresponding hole) should be greater than or equal to the user-specified value.,Fastener.Engagement Length >= Specified Valu
the minimum distance between cutouts should be at least 1/10th times minimum of length L1 and L2. Users can restrict cutout analysis by providing an angle between lengths L1 and L2. The recommended angle (X) is less than or equal to 20°.,"distance(cutout1, cutout2) >= min(L1, L2) / 10"
The pH of the solution should be between 6.5 and 7.5.,6.5 <= Solution.pH <= 7.5
Rivet holes should not be too close or too far from the edges of the parts being joined. Holes should be from 11 ⁄ 2 to 8 stock thicknesses from the edge.,"11/2 * t <= distance from edge to hole <= 8 * t, where t represents the stock thickness."
The minimum thread engagement for the fastener is 0.5 inches.,Thread.Engagement >= 0.5 inches
"Parallelism of surfaces machined in the same cutting stroke should be within 0.025
mm (0.001 in) TIR on good- to fair-machinability-rated materials.","parallelism(surface1, surface2) ≤ 0.025 mm (0.001 in)"
The maximum allowable contact pressure between two mating parts should be less than a certain limit.,"Contact.Pressure(Part1, Part2) <= Limit"
The surface finish of the part should be no rougher than 32 micro-inches RMS.,Surface.Finish <= 32 micro-inches RMS
The clearance between the valve stem and the valve guide should be no greater than 0.002 inches.,"Clearance(ValveStem, ValveGuide) <= 0.002 inches"
"The ratio of return flange height to sheet thickness should be greater than or equal to the specified value, which is configurable. The default ratio is 4.0.",return_flange.height/sheet.thickness >= configurable_specified_value && default_ratio == 4.0
Ribs should have a generous draft of 0.5° to 1.5° per side.,Rib draft = 0.5° to 1.5° per side
The maximum allowable shear stress for the part is 30 ksi.,Shear.Stress <= 30 ksi
"Commercial die castings are considered to be adequately trimmed if flash and
gates are removed to within 0.38 mm (0.015 in) of the casting wall",trim <= 0.38 mm (0.015 in) from casting wall
the minimum distance between the countersink hole and part edge to sheet thickness ratio should be >= 4.0.,"Distance(Countersink Hole, Part Edge) >= 4 * Sheet.Thickness."
The minimum distance between two flanges should be at least 2.5 times the bolt diameter.,"Distance(Flange1, Flange2) >= 2.5 * Bolt.Diameter"
the minimum bend radius should be at least equal to thickness.,min(Bend_Radius) >= Material_Thickness
The tensile strength of annealed sheet is 350 MPa .,annealed_sheet.tensile_strength = 350 MPa
minimum fillet radius for the inside corner should be greater than or equal to 1.0 mm.,Fillet.Radius (inside corner) >= 1.0 mm 
"Setup times for hand operation range from 1⁄2 to 1 h and, for automatic operation, from 11⁄2 to 2 h.","hand_operation_time ∈ [0.5, 1] h && automatic_operation_time ∈ [1.5, 2] h"
"the coating is applied with the plasma gun, and the design requires a coating thickness less than 0.25 mm (0.010 in).",Coating.thickness < 0.25 mm (0.010 in) as per design
"minimum clearance should at least 4 times the depth of the undercut, between the machined wall and any other internal wall",clearance >= 4 * undercut.depth
There should be a radius at the base of 25% to 40% of the wall thickness.,"Base_radius = [25, 40] % * wall thickness"
The outside radius of a curl should not be smaller than 2 times the material thickness,curl.outside_radius >= 2 * material.thickness
"At corners, the suggested inside radius is 0.5 times the material thickness and the outside radius is 1.5 times the material thickness.",inner_corner_radius = 0.5 * material.thickness && outer_corner_radius ==1.5 * material.thickness
The maximum allowable shear force for the beam is 500 lbs.,Shear.Force <= 500 lbs
"On threads greater than 40 mm (11 ⁄2 in) in diameter, it is often more practical, design and load requirements permitting, to cut the male thread 0.8 mm (0.032 in) undersize so that a standard tap can be used on the nut.",Undersized_ male_ thread.diameter = diameter of thread - 0.8 mm (0.032 in
"At rib intersections, the resulting thickness will be more than the thickness of each individual rib",rib_intersections.thickness >= 2 * rib.thickness
the spot weld tool clearance should be more than 3.0 mm.,"Clearance(Spot.Weld, Tool) >= 3.0 mm"
"Optimal thickness for fiberglass-reinforced parts, 10 mm",fiberglass_reinforced_parts.optimal_thickness = 10 mm
The ratio of the distance between cutouts to sheet thickness should be greater than or equal to 2.0.,"distance(cutout1, cutout2) / sheet.thickness >= 2.0"
rib height is recommended to be not more than four times the local wall thickness.,Rib.Height <= 4 * Wall.Thickness (local)
It is recommended that hole depth-to-diameter ratio should not be more than 2.,hole_depth / hole_diameter <= 2
"In Pressure die casting draft angle ranging 0.25–3 degree, depending on section depth.",0.25 degrees <= Draft.Angle <= 3 degrees
The maximum allowable deflection for the beam is 0.005 inches.,Deflection <= 0.005 inches
the minimum distance between two extruded holes should be greater than or equal to 4 times sheet thickness,"distance(hole1, hole2) >= 4 * sheet.thickness"
the minimum recommended tip radius of the boss should be greater than or equal to 0.2 mm.,boss.tip_radius >= 0.2mm
The deflection of the part under load should be no greater than 0.1 inches.,Deflection <= 0.1 inches
The minimum radius of curvature for a bend in a sheet metal part should be greater than a certain value.,Bend.Radius >= Radius
The maximum allowable bending stress for the beam is 25 ksi.,Bending.Stress <= 25 ksi.
It is typically recommended that the draft angle for sidewall should be at least between 0.5 to 2 degrees for inside and outside walls,0.5° <= draft_inner_sidewall <= 2° && 0.5° <= draft_outer_sidewall <= 2°
The spacing between holes should be a minimum of 2 times stock thickness;,"spacing(hole1, hole2) >= 2 * stock.thickness"
Recommended corner radius for notches should be 0.5 * t,notch.corner_radius = 0.5 * t
"Standardize the orientation of devices on the board. They should be oriented at 0 or 90° from the edge of the board, preferably in one direction only.",angle_devices_orientaton(edge_of_the_board) = 0° || angle_devices_orientaton(edge_of_the_board) = 90°
The maximum allowable bending stress in a cantilever beam should be less than the yield strength of the material.,Bending.Stress <= Yield.Strength
It is recommended that spacing between bosses should be at least 2 times the nominal wall thickness.,bosses.spacing >= 2 * nominal_wall_thickness
"Rivets should be the proper length to avoid incorrect clinching. Rule-of-thumb clinching allowances C are as follows: solid rivets, 200 percent of shank diameter; semitubular rivets, 50 to 70 percent of shank diameter; and full tubular or bifulcated rivets, 100 percent of shank diameter.","solid_rivets.length = 200 % * shank_diameter && semi_tubular_rivets.length =[50,70]% * shank_diameter && full tubular/bifulcated rivets.length = 100 percent of shank diameter"
"Location in the axial direction can readily be held within  0.013 mm (0.0005 in)
and with extra care and favorable conditions to 0.0013 mm (0.00005 in).",axial_location <= 0.013 mm (0.0005 in) && axial_location <= 0.0013 mm (0.00005 in) (with extra care and favorable conditions)
"Cylindrical holes have been roller-burnished in a single pass to a finish of from 0.05
m (2 in) to 0.35 m (14 in),",0.05 m (2 in) <= cylindrical.hole_finish <= 0.35 m (14 in)
Radii under 0.8 mm (0.030 in) should have a minimum tolerance of 0.13 mm (0.005 in);,radius < 0.8 mm: tolerance >= 0.13 mm
It is recommended that draft angle for rib should be around 1 to 1.5 deg. Minimum draft should be 0.5 per side.,"Draft_Angle_Rib = 1 to 1.5 degrees, Minimum_Draft = 0.5 degrees"
the minimum distance between the extruded hole and bend should be at least 4 times sheet thickness.,"distance(extruded hole, bend) >= 4 * sheet.thickness"
The minimum clearance between two parts should be no less than 0.001 inches.,"Clearance(Part 1, Part 2) >= 0.001 inches"
The maximum allowable pressure for the tank is 50 psi.,Pressure <= 50 psi
The distance between hole to bend should be equal to at least 2.5 times the material thickness.,"Distance(hole, bend) >= 2.5 * Material.Thickness"
In Gravity die casting machining allowances usually in the range 0.8–1.5 mm,0.8 mm <= Machining.Allowance <= 1.5 mm
The maximum allowable pressure drop for the heat exchanger is 2 psi.,Pressure.Drop <= 2 psi
The minimum distance between two holes should be at least twice the diameter of the larger hole.,"Distance(Hole 1 , Hole 2) >= 2 * LargerHole.Diameter"
Thin-walled sections should be kept small in area 8 mm is a desirable minimum wall thickness,wall.thickness >= 8mm
Leads in plated through-holes should have a diameter no more than 3/4 the hole diameter nor less than 1/3 to avoid soldering problems.,1/3 * hole.diameter ≤ lead.diameter ≤ 3/4 * hole.diameter
base radius of the boss should be greater than or equal to 0.25 times the nominal wall thickness.,Boss.Base_Radius >= 0.25 * Wall.Thickness
The maximum allowable compressive force for the column is 1000 lbs.,Column.CompressiveForce <= 1000 lbs
Minimum gap between two faces on a part should be greater or equal to the specified value.,"Distance(Face1, Face2) >= Specified Value"
"For carbon steel, the minimum Wall thickness for carbon steel is 3.2 mm & 4.8 mm for stainless alloys ","Carbon Steel.Wall Thickness >= 3.2 mm
&&
Stainless Alloys.Wall Thickness >= 4.8 mm"
the minimum distance between the countersink hole and bend to sheet thickness ratio should be >= 4.0,Countersink Hole-Bend Distance / Sheet Thickness >= 4.0
The outside radius of a curl should not be smaller than 2 times the material thickness,curl.outside_radius ≥ 2 * material_thickness
"The maximum allowable tensile force for the cable is 10,000 lbs.","Tensile.Force <= 10,000 lbs"
"If the surface is textured, additional 1.0 degree draft per 0.025 mm (0.001 inch) depth of texture should be provided.",draft_angle = (surface.texture_depth / 0.025) * 1.0 + draft_angle (for textured surface)
wall thickness of an injection molded part ranges from 2mm to 4mm,2mm <= InjectionMoldedPart.wallThickness <= 4mm
The minimum recommended tip radius of the boss should be greater than or equal to 0.2 mm.,Boss.TipRadius >= 0.2
Tungsten tensile strength is in the range of 345 to 1380 MPa,345 MPa <= Tungsten.Tensile_Strength <=1380 MPa
Length of notches can be up to 5 * t,notch.length ≤ 5t
Ribs should have a top radius equal to one-half the thickness.,ribs.top_radius = 0.5 * ribs.thickness
Fine pitch typically refers to leads on component edges spaced linearly 25 mils (0.63 mm) or less center to center.,pitch ≤ 0.63 mm
Wall thickness for aluminum ranges from 1.0 mm (0.040 in) upward. ,aluminium.wall_thickness >= 1.0mm (0.040 in)
Draft angles for ribs should be minimum of 0.25 to 0.5 degree of draft per side.,0.25 degree <= rib.draft_angle(per side)  <= 0.5 degree
The dielectric strength of the material should be at least 500 V/mil.,Dielectric.Strength >= 500 V/mil
The minimum stock thickness for arc-welding magnesium is 0.8 mm,Stock.Thickness (for Arc-Welding Magnesium) >= 0.8 mm
Round bars range from 6 to 250 mm (1⁄4 to 10 in) in diameter,6mm(1/4 in) <= round_bar.diameter <= 250mm(10 in)
"If an area to be machined covers ejector-pin locations, their impressions should be
left standing to 0.4 mm (0.015 in)—the usual specification is 0 to 0.4 mm (0.015 in)
depressed—so that they are removed in machining.",ejector_pin_impression <= 0.4 mm (0.015 in) standing
The maximum allowable compressive stress for the beam is 60 ksi.,Compressive.Stress <= 60 ksi
The minimum radius of the fillet weld should be at least 0.0625 inches.,FilletWeld.Radius >= 0.0625 inches
The spot weld tool clearance should be more than 3.0 mm., Spot Weld Tool.Clearance>=3.0mm
The ratio of the distance between cutouts to sheet thickness (with respect to slot length) should be greater than or equal to a user-specified value.,"distance(cutout1, cutout2) / sheet.thickness >= user_specified_value"
The minimum clearance between two gears should be no less than 0.001 inches.,"Clearance(Gear1, Gear2) >= 0.001 inches"
"cast when holes are less than 1.5 mm (0.060 in) in diameter
for nonferrous alloys or less than 2.2 mm (0.087 in) for ferrous alloys.",hole_diameter < 1.5 mm (0.060 in) for nonferrous alloys && hole_diameter < 2.2 mm (0.087 in) for ferrous alloys
The surface roughness should be no greater than 63 micro-inches Ra.,Surface.Roughness <= 63 micro-inches Ra
The hole diameter should be within ± 0.005 inches of the specified dimension.,-0.005 inches <= Hole.Diameter <= 0.005 inches
The maximum allowable compressive force for the beam is 5000 lbs.,Compressive.Force <= 5000 lbs
The maximum allowable shear force for the plate is 2000 lbs.,Shear.Force <= 2000 lbs
The viscosity of the fluid should be between 50 and 100 cP.,50 cP <= Fluid.Viscosity <= 100 cP
the spot weld tool clearance should be more than 3.0 mm.,"Clearance(Spot.Weld, Tool) >= 3.0 mm"
"Location in the axial direction can readily be held within  0.013 mm (0.0005 in)
and with extra care and favorable conditions to 0.0013 mm (0.00005 in).",axial.location <= 0.013 mm && axial.location<= 0.0013 mm (when careful)
the minimum distance between two countersink holes to sheet thickness ratio should be >= 8.0,"The min. ratio (Counterbore hole, Part Edge) >= 4.0 * Sheet Thickness."
"The ratio of return flange height to sheet thickness should be greater than or equal to the value specified, which is configurable. The default ratio is 4.0.",return_flange.height/sheet.thickness >= configurable_specified_value && default_ratio == 4.0
Wall thickness for aluminum ranges from 1.0 mm (0.040 in) upward. ,Aluminum.Wall Thickness >= 1.0 mm
Tungsten tensile strength is in the range of 345 to 1380 MPa,345 MPa ≤ tungsten.tensile_strength ≤ 1380 MPa
the ratio of a minimum distance between the rolled hem and edge of the hole to sheet thickness should be >= 1.0.,"distance(rolled_hem, hole.edge)/sheet.thickness >= 1.0"
The clearance between the mating parts should be between 0.01 and 0.03 inches.,0.01 inches <= Clearance <= 0.03 inches
The minimum radius of the fillet should be at least 0.125 inches.,Fillet.Radius >= 0.125 inches
"Part sizes of thermoset-molded parts vary from miniature electronic insulators to
large structural parts. Wall sections vary from 1.5 mm (0.062 in) to 50 mm (2 in).",1.5 mm (0.062 in) ≤ Wall sections ≤ 50 mm (2 in)
The rise is generally about 0.1 mm/cm (0.010 in/in) of width.,Rise = 0.1 mm/cm (0.010 in/in) * Width
"In Shell molding draft angle ranging 0.25–1 degree, depending on section depth.",1 degree >= Draft.Angle >= 0.25 degree
The minimum diameter of the pipe should be 1 inch.,Pipe.Diameter >= 1 inch
"Maximum wall thickness, 13 mm",wall thickness <= 13 mm
The maximum allowable shear stress for the plate is 25 ksi.,Shear.Stress <= 25 ksi
The minimum distance between two pins in a plug gauge should be at least twice the pin diameter.,"Distance(Pin1, Pin2) >= 2 * Pin.Diameter"
The minimum distance between two holes on a flange should be at least 2 times the bolt diameter.,"Distance(Hole1, Hole2) >= 2 * Bolt.Diameter"
"As general guidelines, angles for both inside and outside walls should be 0.5 degrees to 2 degrees per side.",Inside Walls.Angle >= 0.5 degrees and Inside Walls.Angle <= 2 degrees and Outside Walls.Angle >= 0.5 degrees and Outside Walls.Angle <= 2 degrees
Wall thickness for aluminum ranges from 1.0 mm (0.040 in) upward. ,Aluminum.Wall Thickness >= 1.0 mm
The minimum clearance between two parts should be at least 0.010 inches.,Clearance >= 0.010 inches
In Shell molding Maximum section is 50 mm and Minimum section 1.5 mm,1.5 mm <= Section <= 50 mm
Ensure the machining allowance is not less than 0.25 mm (0.010 in) to prevent excessive tool wear.,Machining.Allowance >= 0.25 mm (0.010 in).
The thickness of the part should be at least 0.25 inches.,Part.Thickness >= 0.25 inches
"Side and bottom faces of milling features separated by bottom fillet should be at an angle 90 degrees to each other.

 

","angle(milling_features.side_face, milling_features.bottom_face) = 90°"
Tungsten Filament wire may be only 10 to 15 um in diameter.,diameter(tungsten_filament) >= 10 um && diameter(tungsten_filament) <= 15 um
Round bar or tubular parts to 200 mm ( 8 in ) in diameter.,round_bar.diameter ≤ 200 mm (8 in) && tubular_parts.diameter ≤ 200 mm (8 in)
The outside radius of a curl should not be smaller than 2 times the material thickness,curl.outside_radius ≥ 2 * material_thickness
Hole diameters must be correct for best results when rivets join two workpieces. The recommended diametral clearance is 5 to 7 percent.,Hole_diameter * (1 + 0.05) <= Rivet_diameter <= Hole_diameter * (1 + 0.07)
"In Pressure die minimum section ranging 0.4 mm for zinc alloys, 1.5 mm for copper alloys.",Section.Thickness(zinc) >= 0.4 mm && Section.Thickness(copper) >= 1.5 mm
Tungsten tensile strength is in the range of 345 to 1380 MPa,345 MPa <= Tungsten.Tensile_Strength <=1380 MPa
the minimum distance between hole to edge of part should be at least two times sheet thickness.,"distance(hole, edge of part) >= 2 * sheet_thickness"
Rivet holes should not be too close or too far from the edges of the parts being joined. Holes should be from 11 ⁄ 2 to 8 stock thicknesses from the edge.,"11/2 * t <= distance from edge to hole <= 8 * t, where t represents the stock thickness."
The inside bend angle preferably should be 90°.,Bend_angle(inside) == 90° (preferred)
Tungsten Filament wire may be only 10 to 15 um in diameter.,10 um <= Tungsten_Filament_Wire.Diameter  <= 15 um
"At the other extreme, 600-mm (14-in) pipe is threaded with 8.5-mm-pitch (two threads per inch) pipe thread.",pipe_thread_pitch = 8.5 mm (2 threads/in)
The minimum clearance between mating parts should be greater than a certain value to ensure proper assembly and operation.,Clearance > ConfiguredValue
The minimum stock thickness for arc-welding magnesium is 0.8 mm,Stock.Thickness (for Arc-Welding Magnesium) >= 0.8 mm
"Beam is focused to concentrate it within a very small area, which then has a tremendous concentration of energy. The pulse duration is only about 0.002 s and normally occurs about 10 times per second.",pulse.duration = 0.002 s && frequency = 10 Hz
The minimum wall thickness for the pipe should be 0.125 inches.,Pipe.WallThickness >= 0.125 inches
"in the case of very heavy gates more than 2.2 mm (0.090 in) thick, within 0.75 mm (0.030 in).",trim <= 0.75 mm (0.030 in) (for gates thicker than 2.2 mm (0.090 in))
The minimum distance between weld nut and neighboring edge should be >= 4 mm,"distance(weld_nut, neighbor_edge) >= 4 mm"
The coefficient of thermal expansion of the material should be no greater than 10 µm/m-K.,CoefficientOfThermalExpansion <= 10 µm/m-K
The maximum allowable pressure drop for the filter is 5 psi.,Pressure.Drop <= 5 psi
the minimum distance between two countersink holes to sheet thickness ratio should be >= 8.0.,"Dist(Countersink Hole1, Countersink Hole2) / Sheet.Thickness >= 8.0"
The thermal conductivity of the material should be at least 200 W/mK.,Material.ThermalConductivity >= 200
"The machining allowance should not be less than 0.25 mm (0.010 in) to avoid exces-
sive tool wear.",machining_allowance >= 0.5 mm (0.020 in)
"The ratio of the external radius of a rolled hem to sheet thickness should be greater than or equal to the specified value, which is configurable. The default ratio is 2.0. ",rolled_hem.external_radius/sheet.thickness >= configurable_specified_value && default_ratio == 2.0
the minimum distance from a cutout to the edge of a part should be at least 2 times sheet,"Distance(Cutout, Edge) >= 2 * Sheet.Thickness."
This L/D ratio should not be greater than 4:1 in ferrous metals or 5:1 in copper and aluminum,L/D_ratio <= 4:1 for ferrous metals && L/D_ratio <= 5:1 for copper and aluminum
"To prevent excessive tool wear, the machining allowance should not be less than 0.25 mm (0.010 in).",Machining.Allowance >= 0.25
Tungsten tensile strength is in the range of 345 to 1380 MPa,345 MPa <= Tungsten.Tensile_Strength <=1380 MPa
The height of the rib should be limited to less than 3 x thickness.,rib_height < 3 *rib. thickness
Ribs should have a top radius equal to one-half the thickness.,Ribs.top_Radius = 0.5 * Ribs.Thickness
the cross-section area to depth ratio should be equal to or greater than 0.8 mm,cross_section_area / depth >= 0.8 mm
Notch width should not be narrower than 1.5 * t,notch.width ≥ 1.5t
" the wall thicknesses for reinforced materials should be 0.75 mm to 3 mm, and those for unfilled materials should be 0.5 mm to 5 mm.","Wall Thickness: 0.75 mm to 3 mm (Reinforced), 0.5 mm to 5 mm (Unfilled)"
The minimum distance between two bolts on a flange should be at least 1.5 times the bolt diameter.,"Distance(Bolt1, Bolt2) >= 1.5 * Bolt.Diameter"
the minimum distance between two extruded holes should be six times the thickness of sheet metal.,"distance(hole1,hole2) >= 6 * sheet_metal.thickness"
"The rolled surface is plastically deformed and work-hardened. Surface hardness
(BHN) increases from 5 to 25 percent with penetration from 0.13 mm (0.005 in) to
12.5 mm (0.5 in),",5% <= surface_hardness_increase <= 25% for 0.13 mm (0.005 in) <= penetration <= 12.5 mm (0.5 in)
The wall thicknesses should be less than 60 % of nominal wall to minimize sinking,Wall.Thickness < 60% of Nominal Wall 
The base radius of the boss should be greater than or equal to 0.25 times the nominal wall thickness.,Boss.BaseRadius >= 0.25 * NominalWallThickness
Rough and finish machining on both sides is sometimes necessary. Allow about 0.4 mm (0.015 in) stock for finish machining.,stock.allowance = 0.4 mm (0.015 in) (for finish machining)
"The ratio of rolled hem opening to sheet thickness should be greater than or equal to the specified value, which is configurable. The default ratio is 1.0",rolled_hem.opening/sheet.thickness >= configurable_specified_value && default_ratio == 1.0
Assembly should contain a list of preferred or allowed components that are configured by the user.,Assembly.Component List = Preferred/Allowed Components
"Beam is focused to concentrate it within a very small area, which then has a tremendous concentration of energy. The pulse duration is only about 0.002 s and normally occurs about 10 times per second.",pulse.duration = 0.002 s && frequency = 10 Hz
The deflection of a beam subjected to a load should not exceed a certain limit.,Beam.Deflection <= Limit
Provide a radius at the base of molded parts that is 25% to 40% of the wall thickness.,0.25 * WallThickness <= RadiusAtBase <= 0.4 * WallThickness
The minimum radius of the fillet on the machined edge should be at least 0.0625 inches.,Fillet.Radius >= 0.0625 inches
"A common tolerance for counterbored depths is 0.010 in, although tighter tolerances usually can be held if necessary.",counterbored_depths.tolerance = 0.010 in (tighter tolerances possible
"For carbon steel, the minimum Wall thickness for carbon steel is 3.2 mm & 4.8 mm for stainless alloys ","Carbon Steel.Wall Thickness >= 3.2 mm
&&
Stainless Alloys.Wall Thickness >= 4.8 mm"
"the length of such areas should normally not exceed
2.5 times the minimum workpiece diameter.",turned_area.length ≤ 2.5(0.010in) * minimum(workpiece.diameter)
The tensile strength of the part must be at least 50 kpsi.,Part.TensileStrength >= 50 kpsi
The width of a section to be hot-stamped should be at least 0.25 mm (0.010 in).,section_to_be_hot_stamped.width ≥ 0.25 mm (0.010 in)
The maximum allowable deflection for the plate is 0.002 inches.,Deflection <= 0.002 inches
The surface roughness should be no greater than 32 micro-inches Ra.,Surface.Roughness <= 32 micro-inches Ra
"Minimum section typically 3 mm for light alloys, 6 mm for ferrous alloys",Minimum.Section >= 3 mm (for light alloys) && Minimum.Section >= 6 mm (for ferrous alloys)
the minimum distance between the dowel hole edge and other dowel hole edge should be greater than or equal to 4 times Sheet thickness,"distance(hole1.edge, hole2.edge) >= 4 * sheet.thickness"
The default configured aspect ratio of the total length of the part to its minimum diameter is less than or equal to 8.0.,diameter/length <= 8.0
"The ratio of the radius of a teardrop hem to sheet thickness should be greater than or equal to the specified value, which is configurable. The default ratio is 0.5. ",teardrop_hem.radius/sheet.thickness >= configurable_specified_value && default_ratio == 0.5
minimum draft angle for forging should be a minimum of 2 degrees,Draft_angle >= 2 degrees
Wall thickness for aluminum ranges from 1.0 mm (0.040 in) upward. ,Aluminum.Wall Thickness >= 1.0 mm
It is recommended that spacing between ribs should be at least 2 times the nominal wall.,Spacing(Ribs) >= 2 * Wall.Thickness
The minimum distance between the inside edge of the bend and the outside of the hem should be 5 times material thickness plus bend radius plus hem radius.,"distance(bend.inside_edge,hem_outside) ≥ 5 * material_thickness+ bend.radius+ hem.radius"
"For Boss Height to Outer Diameter ratio, the value should be less than or equal to 3.0.",Boss.Height / Boss.OuterDiameter <= 3.0
The minimum radius at internal corners should be greater than or equal to 0.5 mm (0.0196 inches).,Internal Corner.Radius >= 0.5 mm (0.0196 inches)
The clearance between the bearing and the shaft should be no greater than 0.001 inches.,"Clearance(Bearing, Shaft) <= 0.001 inches"
"For a fastener, axial clearance or radial clearance or both should be greater than or equal to the specified value.",Fastener.Axial Clearance >= Specified Value (with unit) or Fastener.Radial Clearance >= Specified Value (with unit)
Round bars should be from 6 to 250 mm (1⁄4 to 10 in) in diameter,6mm <= Round Bar.diameter <= 250mm
"To prevent excessive tool wear, the machining allowance should not be less than 0.25 mm (0.010 in).",Machining.Allowance >= 0.25
"The size range of commercial screw threads is vast. Screw threads as small as 0.3
mm (0.012 in) in diameter and 140 threads per centimeter (360 per inch) are used in
watches.",0.3 mm ≤ screw_thread_diameter &&140 threads/cm ≤ screw_thread_pitch 
It is recommended that spacing between bosses should be at least 2 times the nominal wall thickness.,"spacing(boss1, boss2) >= 2 * nominal_wall.thickness"
"At the end of the bored hole, the default configured value for Relief should be greater than or equal to 3 % of the diameter of the bored hole.Blind bored holes should be defined with a tool relief (i.e., depth of a bored hole = depth of a pre-bored hole + relief amount) at the end of the hole",Relief.Depth >= 0.03 * Hole.Diameter
General guidelines suggest that a ratio of groove distance to diameter should be <= 3.0.,Groove Distance./Diameter. <= 3.0
"The process is adaptable to very-fine-pitch boards, with center-to-center lead spacings of 0.38 mm (0.015 in).",lead.spacing = 0.38 mm (0.015 in)
"The surface cut by the tool is concentric with the hole and at an angle of less
than 90° to the axis of the hole.","angle(tool.surface_cut,hole.axis) < 90°"
"When bending component members, use the largest acceptable radii, not less than 3 times material thickness.",bending_component_members.radius ≥ 3 times material thickness
rib thickness at its base should be around 0.6 times the local wall thickness.,Rib.Thickness (at base) >= 0.6 * Wall.Thickness (local)
"For Boss Outer Diameter to Inner Diameter ratio, the value should be less than or equal to 2.0. ",Boss.OuterDiameter / Boss.InnerDiameter <= 2.0
The allowable stress in the material should be no greater than 30 ksi.,Allowable.Stress <= 30 ksi
The coefficient of friction between the two surfaces should be no greater than 0.2.,CoefficientOfFriction <= 0.2
the minimum distance from a dowel hole edge and bend should be at least 4 times sheet thickness.,"Distance(Dowel Hole Edge, Bend) >= 4 * Sheet.Thickness."
Tungsten Filament wire may be only 10 to 15 um in diameter.,10 um <= Tungsten_Filament_Wire.Diameter  <= 15 um
minimum narrow region thickness should be greater than or equal to 3.0 mm (0.118 in). The maximum ratio between depth and thickness of the restricted region should be less than or equal to 10,3.0 mm <= Min. Narrow Region Thickness <= Depth/Thickness ratio <= 10.
"the angles of 0.5 ° to 2 ° per side, recommended for both inside and outside walls.",Wall.Angle >= 0.5 degrees && Wall.Angle <= 2 degrees
Raised sections located at the bottom of a straight sidewall of a part should be at least 6.3 mm (0.250 in) from the sidewall.,"distance(raised_sections_at_part.sidewall,sidewall) >= 6.3 mm (0.250 in)"
the wall thickness should not deviate more than 25 % from the nominal wall thickness.,Nominal.Wall.Thickness <= 0.25
Minimum hole spacing should be two times sheet thickness.,hole_spacing >= 2 * sheet_thickness
"Most cutoff processes will provide cut lengths down to about 1.3 mm
(0.050 in).",cut.length ≤ 1.3 mm (for most cutoff processes)
The surface hardness should be no less than 800 HV.,Surface.Hardness >= 800 HV
Ribs should have a top radius equal to one-half the thickness.,Ribs.top_Radius = 0.5 * Ribs.Thickness
Machining allowances in sand casting usually in the range 1.5–6 mm,1.5 mm <= Machining.Allowance <= 6 mm
It is recommended that minimum draft on outer surface of the boss should be greater than or equal to 0.5 degree and on inner surface it should be greater than 0.25 degrees,draft_outer_surface(boss) >= 0.5 && draft_inner_surface(boss) > 0.25
"Roundness deviations normally can be held within 0.0025 mm (0.0001 in) on
radius, and 0.00025 mm (0.000010 in) is not unusual.",roundness.radius_deviation <= 0.0025 mm (0.0001 in) && roundness.deviation.radius.notunusual <= 0.00025 mm (0.000010 in)
The minimum distance between two dowel holes should be at least twice the dowel diameter.,"Distance(DowelHole1, DowelHole2) >= 2 * Dowel.Diameter"
"The ratio of opening (spacing between hem edge and part) to sheet thickness should be greater than or equal to the specified value, which is configurable. The default ratio is 0.25.",opening/sheet.thickness >= configurable_specified_value && default_ratio == 0.25
"As a general guideline, in part, wall thickness should not deviate more than 25% from the nominal wall.",abs(Wall.Thickness - Wall.Thickness (nominal)) / Wall.Thickness (nominal) <= 0.25
The minimum stock thickness for arc-welding magnesium is 0.8 mm,min(stock.thickness) >= 0.8 mm
In Sand casting draft angle ranging 1–5 degree,5 degrees >= Draft.Angle >= 1 degree
Temperatures ranging from 320 to 480°C (600 to 900°F) and times from 0.8 to 3 are common for beryllium copper.,"temperature(berylliumcopper) ∈ [320, 480] °C && time(berylliumcopper) ∈ [0.8, 3]"
Ribs should not be higher than 2.5 to 3.0 times the wall thickness.,Rib height ≤ 2.5 to 3.0 times wall thickness
The default configured value for the Tool relief angle on outer diameter profile is 58 deg or less.,tool_relief.angle <= 58 degrees
"The recommended rib thickness should not exceed 60 percent of the nominal thickness. Plus, the rib should be attached with corner radii as generous as possible.",rib.thickness < 0.6 * nominal_thickness (corner_radius should be as generous as possible)
The default configured value for the Tool relief angle on outer diameter profile is 58 deg or less.,tool_relief.angle <= 58 degrees
Minimum clearance between any two components in the assembly should be greater than or equal to a user-specified value.,"Clearance(Component1, Component2) >= Specified Value"
The base radius of the boss should be greater than or equal to 0.25 times the nominal wall thickness.,Boss.BaseRadius >= 0.25 * NominalWallThickness
It is recommended that minimum draft on outer surface of the boss should be greater than or equal to 0.5 degree and on inner surface it should be greater than 0.25 degrees,boss.draft_angle(outer_surface) >= 0.5 degree && boss.draft_angle(inner_surface) > 0.25 degree
The recommended draft is 1⁄2° or more.,recommended draft ≥ 1⁄2°
"The minimum normal thickness of sheet metal for stick welds is 1.5 mm (0.060 in), although material as thin as 1.0 mm (0.040 in) is sometimes welded.",stick_welds.sheet_metal_thickness = 1.5 mm (0.060 in)
"Minimum wall thickness, 1.3 to 1.5 mm (0.050 to 0.060 in)","wall.thickness  >= [1.3 ,1.5 ] mm (0.050 to 0.060 in)"
The wall thicknesses should be less than 60 % of nominal wall to minimize sinking,wall.thickness < 0.6 * nominal_wall.thickness
Provide a radius at the base of molded parts that is 25% to 40% of the wall thickness.,0.25 * WallThickness <= RadiusAtBase <= 0.4 * WallThickness
The deflection of a beam subjected to a load should not exceed a certain limit.,Beam.Deflection <= Limit
The normal variation of coating thickness under controlled production conditions ranges from about 0.05 mm (0.002 in) to about 0.13 mm (0.005 in) in total variation.,0.05 mm (0.002 in) ≤ coating.thickness ≤ 0.13 mm (0.005 in)
The minimum distance between two bolts should be at least twice the diameter of the larger bolt.,"Distance(Bolt1, Bolt2) >= 2 * Diameter(LargerBolt)"
The diameter of the bolt should be at least 0.5 inches.,Bolt.Diameter >= 0.5 inches
"The minimum normal thickness of sheet metal for stick welds is 1.5 mm (0.060 in), although material as thin as 1.0 mm (0.040 in) is sometimes welded.",stick_welds.sheet_metal_thickness = 1.5 mm (0.060 in)
Most paints are applied in thicknesses ranging from 0.025 to 0.100 mm (0.001 to 0.004 in).,0.025 mm ≤ paint.thickness ≤ 0.100 mm OR 0.001 in ≤ tpaint.thickness≤ 0.004 in
"the angles of 0.5 ° to 2 ° per side, recommended for both inside and outside walls.",Wall.Angle >= 0.5 degrees && Wall.Angle <= 2 degrees
The minimum thickness of the sheet metal should be 0.032 inches.,SheetMetal.Thickness >= 0.032 inches
The maximum allowable bending stress for the beam is 30 ksi.,Bending.Stress <= 30 ksi
The clearance between the piston ring and the cylinder wall should be no greater than 0.003 inches.,"Clearance(Piston Ring, Cylinder Wall) <= 0.003 inches"
The minimum radius of the corner should be at least 0.125 inches.,Corner.Radius >= 0.125 inches
the minimum distance between an extruded hole and cutout should be at least 4 times sheet thickness.,"distance(extruded hole, cutout) >= 4 * sheet.thickness"
Tungsten Filament wire may be only 10 to 15 um in diameter.,10 um <= Tungsten_Filament_Wire.Diameter  <= 15 um
The minimum distance between the inside edge of the bend and the outside of the hem should be 5 times material thickness plus bend radius plus hem radius.,"distance(bend.inside_edge,hem_outside) ≥ 5 * material_thickness+ bend.radius+ hem.radius"
The minimum thickness of the plate should be 0.375 inches.,Plate.Thickness >= 0.375 inches
The diameter of the cutter should always be equal to the width of the key.,cutter.diameter = key.width
The cooling rate for a particular metal should be no greater than 20°C per second.,Cooling.Rate <= 20°C/s
In Pressure die casting machining allowance normally in the range 0.25–0.8 mm,0.25 mm <= Machining.Allowance <= 0.8 mm
The default aspect ratio of the total length of the part to its minimum diameter should be less than or equal to 8.0.,Total.Length / Min.Diameter <= 8.0
It is typically recommended that the draft angle for sidewall should be at least between 0.5 to 2 degrees for inside and outside walls,Sidewall.draft_angle >= 0.5 degrees && Sidewall.draft_angle <= 2 degrees (for inside and outside walls)
"Generally, a draft angle of 0.5 degrees is recommended for core and 3 degrees for a cavity.",Core.Draft Angle >= 0.5 degrees and Cavity.Draft Angle >= 3 degrees
The minimum radius of the bend should be at least 3 times the material thickness.,Bend.Radius >= 3 * Material.Thickness
The thickness of the coating should be between 0.001 and 0.003 inches.,0.001 inches <= Coating.Thickness <= 0.003 inches
The diameter of the hole should be within ± 0.002 inches of the specified dimension.,-0.002 inches <= Hole.Diameter <= 0.002 inches
The thickness of the weld bead should be no greater than 0.125 inches.,WeldBead.Thickness <= 0.125 inches
The wall thicknesses should be less than 60 % of nominal wall to minimize sinking,wall.thickness < 0.6 * nominal_wall.thickness
The maximum allowable bending moment for the beam is 1000 lb-ft.,Bending.Moment <= 1000 lb-ft
The minimum radius of the fillet on the casting should be at least 0.125 inches.,Fillet.Radius >= 0.125 inches
"The ratio of the radius of an open hem to sheet thickness should be greater than or equal to the value specified, which is configurable. The default ratio is 0.5. ",open_hem.radius/sheet.thickness >= configurable_specified_value && default_ratio == 0.5