Equivalent Specifications

BS 1400 AB2
Def Stan 02 747 Part 1
NES 747 Part 1
NES 747 Part 2
NES 747 Part 3
ASTM B505 C95500
ASTM B148 C95500
ASTM B271 C95500
SAE J461
AMS 4870C
UNI 5275
AMS 4880
AS1565 C95500 HT
BS EN 1982-2008 GC CC333G
DIN1714 GC CuAl10Ni 2,0975.04

Key Features

High strength, wear and corrosion-resistant.

Requires adequate lubrication. A general construction bearing alloy which can operate within the temperature range of -200°C to 200°C.

Maintains colour in urban industrial sulphur polluted atmospheres. Can be used in sea water applications.

Typical Uses

High strength, high hardness bearings and bushings used mainly for landing gear aerospace applications.

Slow moving bearings with good lubrication. Can also be used in sea water applications.

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NES 747

Description	Aluminium Bronze
Nominal Composition	CuAl10Fe5Ni5
Alloy Type	Cast

Typical Mechanical Properties

Tensile Strength (N/mm²)	660
Proof/Yield Strength (N/mm²)	280
Elongation (%)	14
Hardness Brinell	150
Impact Izod J20°C	24

Typical Physical Properties

Density g/cm³	7.6
Melting Temperature Range °C	1050-1080
Thermal Conductivity W/mK	42
Electrical Resistivity μΩ.m15°C	0.22
Coefficient of Thermal Expansion 0-250°C	17
Relative Magnetic Permeability	1.6
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.