Equivalent Specifications

ASTM B 98 C65100
ASME SB 98 C65100
CW115C

Key Features

A high copper alloy, single phase silicon bronze. The alloy can be cold worked to increase the strength and can be supplied in a range of tempers. The addition of silicon not only improves the strength but also increase the corrosion resistance.

Typical Uses

Cupro nickel is used extensively in sea water applications, where its excellent corrosion resistance and anti-fouling properties make it a popular alloy for off-shore oil platforms, fish farms and general marine cladding where sea growths are a problem.
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ASTM C65100

Description Silicon Bronze
Nominal Composition CuSi2
Alloy Type Wrought

Typical Mechanical Properties

Tensile Strength (N/mm²) 380
Proof/Yield Strength (N/mm²) 140
Elongation (%) 15
Hardness Brinell  
Impact Izod J20°C  

Typical Physical Properties

Density g/cm³ 8.75
Melting Temperature Range °C 1032-1060
Thermal Conductivity W/mK 57
Electrical Resistivity μΩ.m15°C 14.36
Coefficient of Thermal Expansion 0-250°C 18
Relative Magnetic Permeability < 1.01
Coefficient of Friction  

Copper Alloys Ltd has the ability to modify existing alloys for improved performance. Many customers have benefited from this in the past.

To discuss your requirements, call a member of Copper Alloys Ltd's technical team on +44 (0) 1782-816888, or email sales@copperalloys.net.

This Data is indicative only and must not be seen as a substitute for the full specification from which it is drawn. In particular, the mechanical property requirements vary widely with tempeter, product and product dimensions. The information is based on our present knowledge and is given in good faith. However, no liability will be acepted by the Company in respect of any action taken by any third party in reliance thereon.

As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose.

Any advice given by the Company to any third party is given for that party's assistance only and without liability on the part of the Company. Any contract between the Company and a customer will be subject to the Company's Conditions of Sale. The extent of the Company's liabilities to any customer is clearly set out in those Conditions, a copy of which is available on request.