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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 |