Filter by
System of Measurement
Material
Hardness Rating
RoHS
Tolerance Rating
Specifications Met
Hardness
Temper Designation
Yield Strength
Fabrication
Modulus of Elasticity
Elongation
Melting Point Temperature
Length Tolerance Type
Thermal Conductivity @ Temperature
Heat Treatable
Density
Export Control Classification Number (ECCN)
Appearance
DFARS Specialty Metals
About Copper, Brass & Bronze
Compare over 30 copper, brass, and bronze alloys to find the right material for you—all with material certificates for traceability.
Easy-to-Machine High-Strength 642 Bronze

- Yield Strength: 42,000 psi
- Hardness: Rockwell B65 (Soft)
- Temper: HR50
- Heat Treatable: No
- Specifications Met: ASTM B150
A low-lead alternative to 316 bronze, 642 bronze is just as machinable with higher strength. Also called aluminum-silicon-bronze, it's used for valve bodies, gears, and bolts.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
| Dia. | Dia. Tolerance Range | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
| 5/16" | -0.004" to 0.004" | 00000000 | |||
| 3/8" | -0.004" to 0.004" | 00000000 | |||
| 1/2" | -0.004" to 0.004" | 00000000 | |||
| 5/8" | -0.004" to 0.004" | 00000000 | |||
| 3/4" | -0.004" to 0.004" | 00000000 | |||
| 7/8" | -0.004" to 0.004" | 00000000 | |||
| 1" | -0.004" to 0.004" | 00000000 | |||
| 1 1/2" | -0.004" to 0.004" | 00000000 | |||
| 2" | -0.004" to 0.004" | 00000000 |

























