Engineering Resources

Disclaimer: Phoenix Specialty Mfg. Co. does not provide any engineering or design services, we manufacture product to customer specifications.

The information on this page is obtained from third party sites and is for reference only. We cannot guarantee its accuracy.

Size of ScrewSize of Tap DrillDiameter of Tap DrillMaximum Diameter of Screw
000-120#71.026.034
00-90#62.038.047
0-80#56.0465.060
1-72#53.0595.073
2-56#50.070.086
3-48#47.0785.099
4-40#43.089.112
5-40#38.1015.125
6-32#36.1065.138
8-32#29.136.164
10-24#25.1495.190
12-24#16.177.216
MaterialCharacteristics
AcetalColor: Transparent whiteElectrical properties: 400-465 v/mil (Good)Mechanical properties: High. High rigidity.Resistant to damage from fatigue, moisture, solvents and gasoline.Not resistant to hot water, steam and strong alkalis.Highly resistant to cold flow.
FiberColor: Grey and blackElectrical properties: 150-250 v/milMechanical properties: Fair.Can be formedNot magneticResistant to corrosionThermal conductivity: .25 BTU/hr/ft2/°F/ftHighly resistant to cold flow.
Fiberglass (G-7 Silicone Resin)G-7 provides the best heat resistance of any fiberglass
Fiberglass (G-9 Heat Resistant Melamine resin)Good heat resistanceCan be used in mechanical applicationsAlmost no electrical conductivity, good insulator when  wetStableThermal conductivity: 0.29BTY/hr/ft2/F/ft
Fiberglass (G-10 Epoxy Resin)StableGood tensile strength (at room temperature)Effective electrical insulation
Fiberglass (G-11 Heat Resistant Epoxy Resin)StableGood tensile strength (at room temperature)Tests show strength retention drops to 50% after one hour of treatment at 150 centigrade.Effective electrical insulation
Kapton (Polymide Plastic Film)Excellent electrical conductivityRelatively good strengthCan withstand temperatures up to 750 Fahrenheit
MetalSpecs
AluminumQQ-A-250 / 1-29, ASTM-B209, AMS-4037, AMS-4003, ASTM-B479
Beryllium CopperASMT=B194
BrassAMS-4505, ASTM-B36, ASTM-B16, ASTM-B591
CopperASTM-B152, AMS-4500
Phos. BronzeASTM-B103, AMS-4510
SteelASTM-A1008, ASTM-A109, ASTM-A684, AMS-5040
Spring SteelQQ-S-700, ASTM-A684, AMS-5120
Stainless Steel (15-17)ASTM-A693, AMS-5520
Stainless Steel (17-7)ASTM-A693, AMS-5528
Stainless Steel (300 Series)ASTM-A167, ASTM-A240, ASTM-A240M, A666, AMS-5901, AMS-5902, AMS-5903, AMS-5904, AMS-5905, AMS-5906, AMS-5907, AMS-5910, AMS-5911, AMS-5912, AMS-5913, AMS-5513, AMS-5516, AMS-5517, AMS-5518, AMS-5519, AMS-5524
TitaniumASTM-F67(3), AMS-4900
Finish TypeSpec
Anodize: A1 & A2MIL-A-8625, Type I & II, Class 1 & 2
Black Oxide: BOMIL-C-13924MIL-F-495AMS 2485
Cadmium Plate: C1 & C2QQ-P-416, Type I, II Class 2
Chem. FilmMIL-C-5514, Type I, Class 1A (Gold)
ChromeAMS 2460
Nickel Plate: NAMS-QQ-N-290, Class 1, Grade G
Passivate: PAMS 2700 Method 1, Type 2, Class 1 (Copper Sulfate test)ASTM A967
Phosphate: PHMIL-DTL-16232, Type Z, Class 2
Silver Plate: SASTM B700
Tin Plate: T1ASTM B545, Class B (Bright)
Tin Dip: T2MIL-T-10727, Type II
Tin Lead Plate: TL1AMS-P-81728
Tin Lead Dip: TL2MIL-DTL-14072, M258
Zinc Plate: Z2ASTM B633, SC1, Type II (Yellow)
Zinc Plate: Z3ASTM B633, SC1, Type III (Clear)
MaterialCharacteristics
Aluminum (2024)Magnetic: NoSuitable for aeronautic projects: YesWeighs only a third as much as steelHardness can be enhanced with heat treatmentElectrical conductivity is a 30% that of copperHeat conductivity: 70 BTU/hr/ft2/°F/ftCorrosion resistance can be enhanced via anodizing
Aluminum 6061 / 7075Magnetic: NoSuitable for aeronautic projects: YesWeighs only a third as much as steelHardness can be enhanced with heat treatmentElectrical conductivity is a 30% that of copperHeat conductivity: 70 BTU/hr/ft2/°F/ftCorrosion resistance can be enhanced via anodizing
Aluminum 1100 / 3003 / 5052Magnetic: NoSuitable for aeronautic projects: NoWeighs only a third as much as steelNot suitable for heat treatmentElectrical conductivity is a 30% that of copperHeat conductivity: 70 BTU/hr/ft2/°F/ftCorrosion resistance can be enhanced via anodizingSofter alloys, suitable for gasketsCommon alloy used in commercial applications
Beryllium Copper (Alloy 25)Magnetic: NoElectrical conductivity: Between 17 and 22% that of copperHeat conductivity: 68 BTU/hr/ft2/°F/ftFormable in annealed state. Hardenable via heat treatingResistant to corrosionCommon usage: springs, washers and clipsResults in effective plating
Brass (Alloy 260 / 70/30 / Copper/Zinc)Magnetic: NoElectrical conductivity: 26% that of copperHeat conductivity: 70 BTU/hr/ft2/°F/ftUse spring temper for a cleaner cut and flatter part, compared to soft tempered or half hard brassResults in highly effective plating
Copper (Alloy 110 / Electrical tough pitch / 99.9% Copper)Magnetic: NoResistant to corrosionElectrical conductivity: Extremely high (100% that of copper)Thermal conductivity: Extremely high (225 BTU/hr/ft2/°F/ft)Results in effective platingCan be sealed in a highly effective manner
Phosphor Bronze (Grade A / Spring Temper)Magnetic: NoFairly resistant to corrosionElectrical conductivity: Fair (15% that of copper)Tensile strength is highTemperature resistance is highEffective surface for bearingEffective for making springs
Steel (Low Carbon / CRS / Commercial Quality)Magnetic: YesElectrical Conductivity: Fair (12% that of copper)Not resistant to corrosion if untreatedRelatively inexpensive material with high tensile strengthHighly versatile with many applications
Stainless Steel  (300 Series )Annealed State: 0.010HH State: 0.005 – 0.009FH State: 0.001 – 0.004Magnetic: Slightly. Poorly magnetic in annealed stateHighly versatile with many applicationsHigher tensile strength than standard steelHighly resistant to corrosion
Stainless Steel (400 Series)Annealed State: 0.010HH State: 0.005 – 0.009FH State: 0.001 – 0.004Magnetic: Slightly. Poorly magnetic in annealed stateHighly versatile with many applicationsHigher tensile strength than standard steelHighly resistant to corrosionCan be additionally plated
Spring Steel High Carbon (1050 / 1074 / 1075 / 1095Higher than 0.005Hardness can be increased through heat treatmentEasily formable in annealed stateApplications include springs, washers and clips
Titanium (AMS-4900)Pure enough for commercial applicationUsable in extremely high temperaturesStrength/weight ratio: HighSuitable for aeronautic applicationsRelatively expensiveResistant to corrosion

The specific finish applied to a part will be denoted by one of the suffixes outlined below.

SuffixFinish
AAnodize
BOBlack Oxide
C1Cadmium (Type 1)
C2Cadmium (Type 2)
CFChemical Film
CHRChrome
NNickel
PPassivate
PHPhosphate
SSilver
T1Tin (Plating)
T2Tin (Dip)
TL1Tin Lead (Plate)
TL2Tin Lead (Dip)
Z2Zinc Type II (Yellow Finish)
Z3Zinc Type III (Clear Finish)
Finishing MethodCharacteristics
AnodizingSuitable for: AluminumHighly resistant to corrosionCan be clear to dark gray, or dyed in any color with tempered alloysConductivity: NoneCan be painted effectivelyPoor resistance to abrasionUsable with parts of close tolerance
BakingSuitable for: Heat treated, high carbon steelNot resistant to corrosionMaterial will be slightly stained finishTreatment should be applied immediately following electro-plating. This prevents hydrogen making the material brittle
Black OxideSuitable for: Steel (standard and stainless)Fair resistance to corrosion on indoor applications. Exterior applications: poor corrosion resistanceBlack in colorAppearance can be enhanced via wax and oil dip treatmentsWill not alter the dimensions of the part
Cadmium (Type I)Suitable for: All metalsExcellent resistance to corrosionGray in colorA common finish for electroplating
Cadmium (Type II)Suitable for: All metalsExcellent resistance to corrosionGolden in color. Sometimes black, olive or clearCan be used over Type I treatmentExcellent resistance to humidity and to moistureExcellent results from painting
DegreasingSuitable for: All metalsNo resistance to corrosionWill not produce a change in colorWill only remove oils from the surface, not solids
Nickel (Bright)Suitable for: All metalsResistance to corrosion depends on thickness, generally goodBright silver in colorGood for aesthetically decorative finishing
PassivateSuitable for: Stainless steelExcellent resistance to corrosionNo change in color results from finishingNo change in dimension of partAll surface iron oxides removedTreat with light oil following finishing to prevent rust corrosionA cleaning process rather than a traditional finish
PhosphateSuitable for: SteelFairly good resistance to corrosion. Good resistance to rustingGray in color
PicklingSuitable for: All metalsNo resistance to corrosionNo change in color after treatingEffective removal of scale, rust or other evidence of corrosion
SilverSuitable for: All metalsExcellent resistance to corrosionBright silver in colorElectrical conductivity: ExcellentGood for aesthetic finishingEasy to tarnishExcellent for solderingLubricity: excellentExcellent for anti-galling
Tin (Bright)Suitable for: All metalsGood resistance to corrosionSilver gray in colorGood for solderingResults last a long timeNot usable in low temperatures
Tin (Hot Tin Dip)Suitable for: All metalsGood resistance to corrosionSilver gray in colorExcellent for solderingNot easy to control thickness of finishCannot be used with parts of irregular shape, with tight tolerance or with recesses or hollows in the surface
Zinc (Type I)Suitable for: All metalsVery good resistance to corrosionBlue-gray in colorInitially bright after treating, color will fade over timeGalvanizes base metalExposure to weather conditions (for exterior parts) results in dull gray color
Zinc (Type II)Suitable for: All metalsVery good resistance to corrosionGolden in colorWorks in the same way as Cadmium (Type II)Prevents – or at least delays – corrosion of zinc
Non-Metallic MaterialSpec
AcetalASTM D6778ASTM D4181
FiberASTM D710
Glass EpoxyMIL-I-24768/27 GEE-F(G-10/FR-4),/3 GEB(G-11)ASTM D709
Glass MelamineMIL-I-24768/10 GME(G-9)ASTM D709
Glass SiliconeMIL-I-24768/17 GSG(G-7)ASTM D709
Ground Strap InsulationSAE-AMS-DTL-23053/5, Class 1 Black
KaptonASTM D5213, Type 1, Item A
MicaASTM D2131HH-I-536HH-I-538
MylarMIL-I-631 Type A
NeopreneMIL-R-6855, Class 2, Type A Grade 60
NylatronL-P-410A, Type 6/6 SWRASTM D4066ASTM D6779
NylonL-P-410A, Type 6/6ASTM D4066ASTM D6779
Phenolic CEMIL-I-24768/14 FBGASTM D709 CE
Phenolic LEMIL-I-24768/13 FBEASTM D709 LE
Phenolic XXXPMIL-I-24768/p NPGASTM D709 N-1
Polyethylene (High Density)ASTM D4976 Group 1 Class 4 Grade 4 UL 94HB FDA 21 CFR 177.1520 © 2.1
PVCL-P-535, Type I, Class IASTM D1784L-P-1036
SantopreneASTM D2000BC608BC812
PTFEASTM D1710ASTM D3293AMS 3656AMS 3660
ASTM D3308AMS 3652
ProductMaterialTreatment
Spring Clips1074-1095 Spring SteelHR15N 80-83
Beryllium CopperHR15N 73-79
Spring Washers1074-1095 Spring SteelHR15N 82.5-84.5
Beryllium CopperHR15N 78-81
17-7 Stainless SteelTH1050HRC 38-44
Millimeter ValueEquivalent in inches
.01.0004
.02.0008
.03.0012
.04.0016
.05.0020
.06.0024
.07.0028
.08.0031
.09.0035
.1.004
.2.008
.3.012
.4.016
.5.020
.6.024
.7.028
.8.031
.9.035
1.039
2.079
3.118
4.158
5.197
6.236
7.276
8.315
9.354
10.394
20.787
301.181
401.575
501.969
602.362
702.756
803.150
903.543
1003.937
2007.874
30011.811
40015.748
50019.685
60023.622
70027.559
80031.496
90035.433
100039.37

Some values have been approximated to enable ease of use. However, the chart meets industry accuracy standards.

Inch ValueEquivalent in Millimeters
.001.03
.002.05
.003.08
.004.10
.005.13
.006.15
.007.18
.008.20
.009.23
.01.25
.02.51
.03.76
.041.02
.051.27
.061.52
.071.78
.082.03
.092.29
.1002.54
.2005.08
.3007.62
.40010.16
.50012.70
.60015.24
.70017.78
.80020.32
.90022.86
1.00025.40
2.00050.80
3.00076.20
4.000101.60
5.000127.00
6.000152.40
7.000177.80
8.000203.20
9.000228.60
10.000254.00

Some values have been approximated to enable ease of use. However the chart meets industry accuracy standards.

Fraction – Decimal EquivalentFraction – Decimal Equivalent
 1/64 —.015617/64 —.2656
 1/32 —.0312 9/32 —.2812
 3/64 —.046819/64 —.2969
 1/16 —.0625 5/16 —.3125
 5/64 —.078121/64 —.3281
 3/32 —.093711/32 —.3437
 7/64 —.109423/64 —.3594
  1/8 —.1250  3/8 —.3750
 9/64 —.140625/64 —.3906
 5/32 —.156213/32 —.4062
11/64 —.171927/64 —.4219
 3/16 —.1875 7/16 —.4375
13/64 —.203129/64 —.4531
 7/32 —.218715/32 —.4687
15/64 —.234431/64 —.4844
  1/4 —.2500  1/2 —.5000
 1/64 —.015617/64 —.2656
 1/32 —.0312 9/32 —.2812
 3/64 —.046819/64 —.2969
 1/16 —.0625 5/16 —.3125
 5/64 —.078121/64 —.3281
 3/32 —.093711/32 —.3437
 7/64 —.109423/64 —.3594
  1/8 —.1250  3/8 —.3750
 9/64 —.140625/64 —.3906
 5/32 —.156213/32 —.4062
11/64 —.171927/64 —.4219
 3/16 —.1875 7/16 —.4375
13/64 —.203129/64 —.4531
 7/32 —.218715/32 —.4687
15/64 —.234431/64 —.4844
  1/4 —.2500  1/2 —.5000
 1/64 —.015617/64 —.2656
 1/32 —.0312 9/32 —.2812
 3/64 —.046819/64 —.2969
 1/16 —.0625 5/16 —.3125
 5/64 —.078121/64 —.3281
 3/32 —.093711/32 —.3437
 7/64 —.109423/64 —.3594
  1/8 —.1250  3/8 —.3750
 9/64 —.140625/64 —.3906
 5/32 —.156213/32 —.4062
11/64 —.171927/64 —.4219
 3/16 —.1875 7/16 —.4375
13/64 —.203129/64 —.4531
 7/32 —.218715/32 —.4687
15/64 —.234431/64 —.4844
  1/4 —.2500  1/2 —.5000
 1/64 —.015617/64 —.2656
 1/32 —.0312 9/32 —.2812
 3/64 —.046819/64 —.2969
 1/16 —.0625 5/16 —.3125
 5/64 —.078121/64 —.3281
 3/32 —.093711/32 —.3437
 7/64 —.109423/64 —.3594
  1/8 —.1250  3/8 —.3750
 9/64 —.140625/64 —.3906
 5/32 —.156213/32 —.4062
11/64 —.171927/64 —.4219
 3/16 —.1875 7/16 —.4375
13/64 —.203129/64 —.4531
 7/32 —.218715/32 —.4687
15/64 —.234431/64 —.4844
  1/4 —.2500  1/2 —.5000
MetalThickness and Tolerance
Aluminum Alloys for Aerospace Projects
0.010 ± 0.0020
0.016 ± 0.0025
0.020 ± 0.0025
0.025 ± 0.0025
0.032 ± 0.0020
0.040 ± 0.0020
0.050 ± 0.0020
0.063 ± 0.0030
0.071 ± 0.0030
0.080 ± 0.0035
0.090 ± 0.0035
0.100 ± 0.0035
0.125 ± 0.0035
Aluminum Alloys for Non-Aerospace Projects
0.016 ± 0.0015
0.020 ± 0.0020
0.025 ± 0.0020
0.032 ± 0.0025
0.040 ± 0.0035
0.050 ± 0.0035
0.063 ± 0.0035
0.080 ± 0.0045
0.090 ± 0.0045
0.125 ± 0.0055
Berylco
0.002 ± 0.0004
0.003 ± 0.0004
0.004 ± 0.0004
0.005 ± 0.0006
0.006 ± 0.0006
0.007 ± 0.0008
0.008 ± 0.0008
0.010 ± 0.0010
0.0126 ± 0.001
0.016 ± 0.0013
0.018 ± 0.0015
0.020 ± 0.0015
0.022 ± 0.0020
0.025 ± 0.0020
0.028 ± 0.0025
0.032 ± 0.0025
0.040 ± 0.0030
0.050 ± 0.0030
0.062 ± 0.0035
Brass
0.002 ± 0.0006
0.003 ± 0.0006
0.004 ± 0.0006
0.005 ± 0.0008
0.007 ± 0.0010
0.008 ± 0.0010
0.010 ± 0.0013
0.012 ± 0.0013
0.016 ± 0.0025
0.018 ± 0.0030
0.020 ± 0.0030
0.025 ± 0.0030
0.032 ± 0.0035
0.040 ± 0.0040
0.050 ± 0.0040
0.063 ± 0.0050
0.080 ± 0.0060
0.090 ± 0.0060
0.125 ± 0.0060
Copper
0.010 ± 0.0008
0.016 ± 0.0010
0.018 ± 0.0013
0.021 ± 0.0013
0.025 ± 0.0015
0.032 ± 0.0020
0.043 ± 0.0020
0.048 ± 0.0020
0.051 ± 0.0025
0.064 ± 0.0025
0.080 ± 0.0030
0.094 ± 0.0030
0.125 ± 0.0030
Bronze (Phosphor)
0.005 ± 0.0004
0.006 ± 0.0004
0.008 ± 0.0006
0.010 ± 0.0008
0.012 ± 0.0008
0.016 ± 0.0010
0.020 ± 0.0013
0.025 ± 0.0015
0.032 ± 0.0020
0.040 ± 0.0020
0.050 ± 0.0020
Spring Steel
0.005 ± 0.0008
0.006 ± 0.0008
0.008 ± 0.0008
0.010 ± 0.0010
0.012 ± 0.0010
0.015 ± 0.0012
0.018 ± 0.0012
0.020 ± 0.0015
0.025 ± 0.0015
0.028 ± 0.0015
0.032 ± 0.0020
0.035 ± 0.0020
0.040 ± 0.0024
0.050 ± 0.0024
0.062 ± 0.0024
0.083 ± 0.0030
0.093 ± 0.0028
0.109 ± 0.0028
0.125 ± 0.0032
Stainless Steel
0.001 ± 0.0001
0.002 ± 0.0002
0.003 ± 0.0003
0.004 ± 0.0004
0.005 ± 0.0005
0.006 ± 0.0006
0.007 ± 0.0007
0.008 ± 0.0008
0.010 ± 0.0010
0.012 ± 0.0020
0.016 ± 0.0020
0.020 ± 0.0025
0.024 ± 0.0025
0.025 ± 0.0025
0.030 ± 0.0040
0.032 ± 0.0030
0.035 ± 0.0050
0.040 ± 0.0035
0.048 ± 0.0035
0.060 ± 0.0035
0.063 ± 0.0035
0.075 ± 0.0050
0.090 ± 0.0050
*0.100 ± 0.004
*0.105 ± 0.005
*0.120 ± 0.005
*0.125 ± 0.005
*0.135 ± 0.005
Steel (CRS)
0.001 ± 0.0001
0.002 ± 0.0002
0.003 ± 0.0003
0.005 ± 0.0005
0.006 ± 0.0006
0.007 ± 0.0007
0.010 ± 0.0010
0.012 ± 0.0012
0.015 ± 0.0020
0.018 ± 0.0020
0.020 ± 0.0030
0.024 ± 0.0030
0.025 ± 0.0030
0.030 ± 0.0030
0.032 ± 0.0028
0.036 ± 0.0030
0.042 ± 0.0040
0.048 ± 0.0040
0.060 ± 0.0050
0.063 ± 0.0050
0.075 ± 0.0050
0.090 ± 0.0050
0.105 ± 0.0060
0.120 ± 0.0060
0.135 ± 0.0060
Titanium
0.016 ± 0.0020
0.020 ± 0.0030
0.032 ± 0.0040
0.063 ± 0.0060
0.080 ± 0.0070
MaterialThickness and Tolerance
Acetal (Delrin)
0.010 ± 0.003
0.015 ± 0.002
0.020 ± 0.003
0.025 ± 0.003
0.031 ± 0.003
0.040 ± 0.003
0.050 ± 0.004
0.062 ± 0.004
0.093 ± 0.005
0.125 ± 0.005
Fiberglass G7/G9/G10/G11)
0.005 ± 0.0023
0.010 ± 0.0023
0.015 ± 0.0034
0.020 ± 0.0045
0.025 ± 0.0056
0.031 ± 0.0073
0.040 ± 0.0084
0.045 ± 0.0084
0.062 ± 0.0084
0.093 ± 0.0101
0.125 ± 0.0135
Fiber
0.010 ± 0.0010
0.012 ± 0.0012
0.015 ± 0.0015
0.020 ± 0.0020
0.025 ± 0.0025
0.032 ± 0.0040
0.040 ± 0.0040
0.045 ± 0.0060
0.050 ± 0.0050
0.062 ± 0.0062
0.070 ± 0.0070
0.078 ± 0.0080
0.093 ± 0.0120
0.125 ± 0.0150
Kapton
0.010 ± 0.0010
0.012 ± 0.0012
0.015 ± 0.0015
0.020 ± 0.0020
0.025 ± 0.0025
0.032 ± 0.0040
0.040 ± 0.0040
0.045 ± 0.0060
0.050 ± 0.0050
0.062 ± 0.0062
0.070 ± 0.0070
0.078 ± 0.0080
0.093 ± 0.0120
0.125 ± 0.0150
PCTFE
0.016 ± 0.003
0.031 ± 0.004
0.040 ± 0.004
0.062 ± 0.013
Mica
0.002 ± 0.001
0.003 ± 0.001
0.004 ± 0.001
0.005 ± 0.001
0.006 ± 0.002
0.007 ± 0.002
0.008 ± 0.002
0.009 ± 0.002
0.010 ± 0.002
0.015 ± 0.003
Mylar
0.001 ± 0.0001
0.002 ± 0.0002
0.003 ± 0.0003
0.004 ± 0.0004
0.005 ± 0.0005
0.007 ± 0.0007
0.010 ± 0.0010
0.014 ± 0.0014
Neoprene
0.016 ± 0.010
0.020 ± 0.010
0.031 ± 0.012
0.047 ± 0.012
0.062 ± 0.012
0.093 ± 0.016
0.125 ± 0.016
Nylon and Nylatron
0.010 ± 0.003
0.015 ± 0.003
0.016 ± 0.004
0.020 ± 0.003
0.025 ± 0.003
0.031 ± 0.003
0.040 ± 0.003
0.050 ± 0.005
0.062 ± 0.005
0.070 ± 0.005
0.080 ± 0.005
0.093 ± 0.005
0.125 ± 0.010
Phenolic
0.010 ± 0.0030
0.020 ± 0.0045
0.025 ± 0.0051
0.031 ± 0.0056
0.047 ± 0.0075
0.063 ± 0.0079
0.094 ± 0.0088
0.125 ± 0.0090
High Density Polyethylene
0.010 ± 0.0030
0.015 ± 0.002
0.020 ± 0.002
0.025 ± 0.003
0.030 ± 0.004
0.040 ± 0.003
0.050 ± 0.005
0.062 ± 0.006
0.093 ± 0.005
0.125 ± 0.005
PVC
0.005 ± 0.001
0.007 ± 0.001
0.010 ± 0.001
0.015 ± 0.002
0.020 ± 0.002
0.030 ± 0.003
0.040 ± 0.004
0.062 ± 0.009
0.080 ± 0.008
0.093 ± 0.009
0.100 ± 0.010
0.125 ± 0.013
Santoprene
0.015 ± 0.008
0.030 ± 0.008
0.045 ± 0.008
0.062 ± 0.008
0.093 ± 0.008
0.125 ± 0.008
Polytetrafluoroethene (PTFE)
0.002 ± 0.0005
0.003 ± 0.0010
0.004 ± 0.0010
0.005 ± 0.0010
0.010 ± 0.0015
0.015 ± 0.0020
0.020 ± 0.0025
0.025 ± 0.0030
0.031 ± 0.0040
0.040 ± 0.0045
0.045 ± 0.0050
0.050 ± 0.0050
0.062 ± 0.0050
0.070 ± 0.0060
0.076 ± 0.0060
0.080 ± 0.0060
0.093 ± 0.0060
0.100 ± 0.0070
0.125 ± 0.0070
 Aluminum 2024 T3/T4Beryllium CopperBrass (Heat-Treated)Copper (H-H)
AnnealedHeat-Treated
Tensile Strength (psi)68,00070,000180,00070,00034,000
Shear Strength (psi)41,00036,00023,000
Elongation (%)204563030
Modules of Elasticity (psi)10,600,00019,000,00019,000,00015,000,00017,000,000
HardnessRB75RB78R 15N-78-81RB6045 Brinell
Specific Gravity2.778.268.268.468.90
Melting Point °F11801600-18001600-18001660-17151949-1981
Electrical Conductivity (% of Copper)30172226100
Thermal Conductivity (BTU/hr/ft²/°F/ft)70686870225
Coef. of Thermal Expansion (in/in°F)(10-6)12.99.39.310.29.3
Specific Heat (BTU/lb/°F).23.10.10.09.09
Phos. BronzeSolder (60-40)SteelSpring Steel (Heat-Treated)Stainless Steel (300 Series)Titanium
Tensile Strength (psi)100,0006,40065,000194,00090,00070,000
Shear Strength (psi)5,70045,00067,000
Elongation (%)4453045522
Modules of Elasticity (psi)16,000,00030,000,00030,000,00028,000,00014,900,000
HardnessRB9515 BrinellRB63R15N-82.5-84.5RB90RB90
Specific Gravity8.868.677.858.467.904.5
Melting Point °F1920362-37427651660-17152600-26803272
Electrical Conductivity (% of Copper)151212262.414.1
Thermal Conductivity (BTU/hr/ft²/°F/ft)4028347010
Coef. of Thermal Expansion (in/in°F)(10-6)9.912.26.510.29.64-8
Specific Heat (BTU/lb/°F).09.05.11.11.12
AcetalVulcanized FiberGlass Epoxy G10Glass Melamine G9
Dielectric Strength/v/mill (short time)400-465150-250400350
Dielectric Constant @ 1000 kc3.74-75.47.5
Power Factor @ 1000 kc0.03-0.080.0150.08
Tensile Strength (psi)10,0006,000-12,00035,00037,000
Shear Strength (psi)11,000-15,00019,000
Compressive Strength (psi)18,00020,000-30,00055,000(flat)65,000(flat)
Elongation (%)30
Flexural Strength (psi)14,00012,000-20,00080,000(flat)65,000(flat)
Modulus of Elasticity (psi)350,000750,0002,200,0002,300,000
HardnessR118R60-100M 100M 120
Specific Gravity1.421.0-1.51.81.9
Thermal Conductivity (BTU/hr/ft²/°F/ft)0.250.170.29
Specific Heat (BTU/lb/°F)0.370.26
Resistance to Continuous Heat °F212212280300
Water Absorption %0.1215-250.150.2
Glass Silicone G7KaptonMicaMylar
Dielectric Strength/v/mill (short time)350-4007,0003,000-6,0004,000
Dielectric Constant @ 1000 kc4.23.56.5-8.73
Power Factor @ 1000 kc0.00050.016
Tensile Strength (psi)18,000-23,00025,00020,000
Shear Strength (psi)17,000
Compressive Strength (psi)245,000
Elongation (%)7075
Flexural Strength (psi)20,000-23,000
Modulus of Elasticity (psi)1,200,00025,000,000
HardnessM 10080-150 SDH
Specific Gravity1.71.422.6-3.21.38
Thermal Conductivity (BTU/hr/ft²/°F/ft)0.170.090.09
Specific Heat (BTU/lb/°F)0.260.207
Resistance to Continuous Heat °F4607501,050300
Water Absorption %0.2-0.32.94.5<0.5
NeopreneNylonPCTFE
Pure (1)Moly-Sulfide (M)
Dielectric Strength/v/mill (short time)385356530
Dielectric Constant @ 1000 kc3.42.4
Power Factor @ 1000 kc0.04
Tensile Strength (psi)1,50010,50012,3004,600-5,700
Shear Strength (psi)9,6005,800
Compressive Strength (psi)13,00032,000-80,000
Elongation (%)300905-150150
Flexural Strength (psi)13,80018,0008,200
Modulus of Elasticity (psi)400,000575,000180,000
Hardness50-70 SHAR115R115R113
Specific Gravity1.231.141.162.1
Thermal Conductivity (btu/hr/ft²/°F/ft)0.140.15
Specific Heat (BTU/lb/°F)0.40.22
Resistance to Continuous Heat °F175300400390
Water Absorption %1.51.50.005
Phenolic
LECEXXXP
Dielectric Strength/v/mill (short time)225225325
Dielectric Constant @ 1000 kc4.30 Avg.
Power Factor @ 1000 kc5.25.53.2
Tensile Strength (psi)10,000-14,0009,000-12,00013,500
Shear Strength (psi)11,000-15,00011,000-15,0007,000
Compressive Strength (psi)37,000(flat)37,000(flat)36,000(flat)
Elongation (%)
Flexural Strength (psi)20,000(flat)16,000(flat)19,000(flat)
Modulus of Elasticity (psi)1,000,0001,000,0001,000,000
HardnessM 113M 108M 110
Specific Gravity1.331.361.35
Thermal Conductivity (BTU/hr/ft²/°F/ft)0.170.170.17
Specific Heat (BTU/lb/°F)0.40.4
Resistance to Continuous Heat °F250250250
Water Absorption %1.31.60.8
Polyethylene (High-Density)PVCSantoprenePTFE
Dielectric Strength/v/mill (short time)460425480
Dielectric Constant @ 1000 kc2.33.42
Power Factor @ 1000 kc<.0005<.0005
Tensile Strength (psi)3,100-5,5005,900-7,500640800
Shear Strength (psi)
Compressive Strength (psi)2,50010,0001,700
Elongation (%)15-1002.0-4.0330110
Flexural Strength (psi)4,00013,000
Modulus of Elasticity (psi)150,000600,00058,000
Hardness60-70 SDH65-85 SDH55 SDH50-70 SDH
Specific Gravity.941-.9651.460.992.1-2.3
Thermal Conductivity (BTU/hr/ft²/°F/ft)0.15
Specific Heat (BTU/lb/°F)0.25
Resistance to Continuous Heat °F250160212500
Water Absorption %<0.0150.07-0.40.005