Tungsten Alloy

Tungsten Alloy W70Cu30

Tungsten Alloy W70Cu30 is a tungsten alloy.

Quote a part in W70Cu30 Compare with…All tungsten alloy grades

Properties

Datasheet

Values are nominal handbook figures for design screening. Certified mill or lot data ships with every FabDigit order on request.

Against other tungsten alloy grades

Yield strength—

640 MPa93 ksifamily median 1,075 MPa156 ksi1,600 MPa232 ksi

Tensile strength—

925 MPa134 ksifamily median 1,700 MPa247 ksi2,300 MPa334 ksi

Density—

14.35 g/cm³0.518 lb/in³family median 16.27 g/cm³0.588 lb/in³18.63 g/cm³0.673 lb/in³

Hardness (HB equiv.)—

281 HBfamily median 832 HB1,520 HB

Max service temp—

600 °C1,112 °Ffamily median 650 °C1,202 °F1,350 °C2,462 °F

Electrical conductivity—

1.7 % IACSfamily median 6.9 % IACS23 % IACS

Machinability—

20 / 100family median 20 / 10040 / 100

Relative cost—

140family median 140140

Strength versus weight in the tungsten alloy family

Yield strength against density for every tungsten alloy grade FabDigit runs. W70Cu30 is highlighted; hover a dot for its name, or open the interactive family chart.

Equivalent designations

Standards and trade names that resolve to Tungsten Alloy W70Cu30 in FabDigit's catalog. Equivalence is nominal — check the exact specification when certification matters.

GB (China): GB/T 8320
Trade names: CuW70
Also called: 钨铜70钨铜合金

Property data is compiled from published supplier and standards handbooks and normalised for comparison; hardness values on non-Brinell scales are converted approximately for charting only. Manufacturability limits are FabDigit quote-engine defaults and may be relaxed by engineering review. Nothing on this page is a certification — request mill certs, CoC or material test reports with your order.