Fastener Material Properties
Note: The information listed was obtained from charts of various manufacturers and is intended for the comparison of materials only. assumes no obligation or liability in using these materials or products for a specific application.
Properties Metallic Materials
| Properties | ALUMINUM 2011-T3 QQ-A-225/3 | ALUMINUM 6061-T6 QQ-A-225/8 | BRASS ASTM-B-16 HALF HARD | STEEL 12L14 | STEEL 1215 | STAINLESS STEEL 303 |
|---|---|---|---|---|---|---|
| Tensile Strength (psi) | 55,000 | 45,000 | 50,000 | 78,000 | 78,000 | 90,000 |
| Shear Strength (psi) | 41,000 | 37,700 | 36,000 | 45,000 | 45,000 | 67,000 |
| Elongation (%) | 20 | 17 | 30 | 30 | 30 | 55 |
| Modules of Elasticity (psi) | 10,600,000 | 10,000,000 | 15,000,000 | 30,000,000 | 30,000,000 | 28,000,000 |
| Hardness | RB75 | RB60 | RB77 | RB63 | RB63 | RB90 |
| Specific Gravity | 2.77 | 2.7 | 8.46 | 7.85 | 7.85 | 7.9 |
| Melting Point (°F) | 1180 | 1180 | 1660-1715 | 2765 | 2765 | 2600-2680 |
| Electrical Conductivity (% of Copper) | 30 | 30 | 26 | 12 | 12 | 2.4 |
| Thermal Conductivity (BTU/hr/ft²/°F/ft) | 70 | 70 | 70 | 34 | 34 | 10 |
| Coef. Of Thermal Expansion (in/in°F) | 12.9 | 13.1 | 10.2 | 6.5 | 6.5 | 9.6 |
| Specific Heat (BTU/lb/°F)) | 0.23 | 0.23 | 0.09 | 0.11 | 0.11 | 0.12 |
Properties Non-Metallic Materials
| Properties | NYLON | TEFLON | PHENOLIC PAPER BASED XXXP | DELRIN |
|---|---|---|---|---|
| Tensile Strength (psi) | 11,200-16,500 | 2,700-3,100 | 13,500 | 10,000 |
| Heat Resistance (continuous degrees F) | 250 | 550 | 250-275 | 250 |
| Compression Strength(psi) | 4,000-11,000 | 700-1,200 | 36,000 | 18,000 |
| Flammability Rating | UL 94V-2 | UL HB | n/a | n/a |
| Water Absorption – (%) 24 hours | 1.5 | 0 | 0.5 | 0.12 |
| Dielectric Constant –(60 Cycles) | 10 | 2.1 | n/a | 3.7 |
| Dielectric Strength – 1/8 thickness (v/mil) | 300-400 | 400 | 325 | 500 |
| Arc Resistance (sec) | 140 | 200 | 10 | 129 |
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