Standard designation  
CuAl11Fe,
C62400
 
Specification
GB/T9460-2008
SCu6240
AWS A5.7:2007
ERCuAl-A3
BS EN14640:2005
Cu6240
 
 Composition(standard values)%
 
Cu
bal.
 
Fe
2.00-4.50
 
Al
10.00-11.00
 
Others
max 0.50

 

Physical properties of materials

Density
Kg/m3
 
7.7
Melting range
1030-1045
Thermal conductivity
W/m.K
55
Electrical conductivity
S.m/mm2
6.7-7.7
Coefficient of thermal expansion
10-6/K(20-300℃)
17.0

 

Standard values of the weld metal

Elongation
%
 
33
Tensile strength
N/mm2
500
Notched bar impact work
J
96
Brinell hardness
HB 2.5/62.5
146

 

Applications

It is used for joining and repair welding of aluminum bronze castings of similar composition,and for depositing bearing surface and wear and corrosion resistant surfaces.Welding in the flat position is perferred.Welding in other positions can be done successfully with pulsed arc welding euipment and welder technique.

 

Make up

Diameter:0.64 - 0.80 - 1.00 - 1.20 - 1.60 -2.40
Spools:D100,D200,D300,D760,K300,KS300
Rods:1.60 - 9.6 mm x 914/1000 mm
Further make ups on request.

Aluminum Bronze : CuAl11Fe

Aluminum Bronze : CuAl11Fe