UNS C77000 (CW410J) Nickel Silver

Other

Material conditionOS035 (annealed to 0.035mm grain size)

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density8.3g/cm³

Elastic Modulus120GPa

Tensile Strength420MPa

Yield Strength190MPa

Brinell HardnessUnknown

Maximum Service Temperature180°C

Weight Calculator

Chemical Composition

16.5 to 19.5%

0 to 0.5%

53.5 to 56.5%

0 to 0.050%

RES.

Residuals res. | | 0 to 0.5%

RESIDUALS RES.

0 to 0.5%

22.7 to 30%

0 to 0.25%

Mechanical

Elastic (Young's, Tensile) Modulus

120 GPa

Elongation at Break

40 %

Poisson's Ratio

0.31

Shear Modulus

46 GPa

Shear Strength

280 MPa

Tensile Strength: Ultimate (UTS)

420 MPa

Tensile Strength: Yield (Proof)

190 MPa

Hardness

Rockwell B Hardness

Rockwell F Hardness

Rockwell Superficial 30T Hardness

Rockwell Superficial 30T Hardness 49

Rockwell Superficial 30T Hardness

Physical

Density

8.3 g/cm 3

Thermal

Latent Heat of Fusion

200 J/g

Maximum Temperature: Mechanical

180 °C

Melting Completion (Liquidus)

1050 °C

Melting Onset (Solidus)

1000 °C

Specific Heat Capacity

400 J/kg-K

Thermal Conductivity

29 W/m-K

Thermal Diffusivity

8.8 mm 2 /s

Thermal Expansion

17 µm/m-K

Thermal Shock Resistance

15 points

Electrical

Electrical Conductivity: Equal Volume

5.5 % IACS

Electrical Conductivity: Equal Weight (Specific)

6.0 % IACS

Calculated

Resilience: Ultimate (Unit Rupture Work)

140 MJ/m 3

Resilience: Unit (Modulus of Resilience)

140 kJ/m 3

Stiffness to Weight: Axial

8.1 points

Stiffness to Weight: Bending

20 points

Strength to Weight: Axial

14 points

Strength to Weight: Bending

15 points

Environmental

Base Metal Price

31 % relative

Embodied Carbon

4.1 kg CO 2 /kg material

Embodied Energy

63 MJ/kg

Embodied Energy

63 MJ/kg 27 x 10 3 BTU/lb

Embodied Water

300 L/kg

Embodied Water

300 L/kg 36 gal/lb

Registered Designations & Aliases

C77000CW410JCW410JCuNi18Zn27UNS C77000 (CW410J) Nickel Silver

Standards

ASTM B122 ASTM B122: Standard Specification for Copper-Nickel-Tin Alloy, Copper-Nickel-Zinc Alloy (Nickel Silver), and Copper-Nickel Alloy Plate, Sheet, Strip, and Rolled Bar

ASTM B151 ASTM B151: Standard Specification for Copper-Nickel-Zinc Alloy (Nickel Silver) and Copper-Nickel Rod and Bar

ASTM B151 ASTM B151: Standard Specification for Copper-Nickel-Zinc Alloy (Nickel Silver) and Copper-Nickel Rod and Bar ASTM B122: Standard Specification for Copper-Nickel-Tin Alloy, Copper-Nickel-Zinc Alloy (Nickel Silver), and Copper-Nickel Alloy Plate, Sheet, Strip, and Rolled Bar Copper: Its Trade, Manufacture, Use, and Environmental Status, Gunter Joseph, 2001 Properties and Selection: Nonferrous Alloys and Special-Purpose Materials, ASM Handbook vol. 2, ASM International, 1993

EN 1652 EN 1652: 1998 Copper and copper alloys. Plate, sheet, strip and circles for general purposes

EN 1654 EN 1654: 1998 Copper and copper alloys. Strip for springs and connectors