Equivalent Specifications

BS 1400 CT2
BS EN 1982-2008 GC CC484K
CuSn12Ni2-C
DIN 1705, GC CuSn12Ni, 2.1060.04
GC-SnBz12

Key Features

A bearing alloy with high strength, good wear resistance and corrosion resistant in sea water. The addition of nickel increases the strength and corrosion resistance.

Typical Uses

Can be used for annular and tubular structural components, nuts under load, high stressed fast running worm wheels rims and helical gear wheel rims.

Loading Characteristics for worm wheels depending on sliding speed.c=200-1250N/cm² or for short time loading 4000-4500N/cm².
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AS 1565 C91700

An Australian nickel containing tin bronze CuSn12Ni2 sand cast specification that can also be offered in a continuous cast form. The addition of nickel to the standard 12% tin bronze gives additional wear resistance and improved corrosion resistance in saline and brackish water systems. The alloy can also be supplied to other specifications ASTM B 427 C91700, DIN 1705 CuSn12Ni W Nr 2.1060.04, BS1400 CuSn12Ni2 CT2 and EN 1982-2008 CuSn12Ni2 CC484K.

Description Copper Tin
Nominal Composition CuSn12Ni2
Alloy Type Cast

Typical Mechanical Properties

Tensile Strength (N/mm²) 320
Proof/Yield Strength (N/mm²) 180
Elongation (%) 10
Hardness Brinell 100
Impact Izod J20°C

Typical Physical Properties

Density g/cm³ 8.6
Melting Temperature Range °C 870-1010
Thermal Conductivity W/mK 45
Electrical Resistivity μΩ.m15°C 0.19
Coefficient of Thermal Expansion 0-250°C 19
Relative Magnetic Permeability
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.