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·Copper & Copper Alloys

 

AWS Spec.

Alloy

Composition in % weight

Cu

Zn

Ni

Sn

P

Si

AL

Mn

Pb

Fe

Other

De-Oxidize Copper

ERCu

 

98min.

 

 

1

0.15

0.50

0.01

0.50

0.02

 

0.50

Low Fuming Bronze

RBCuZn-C

CDA 681

56-60

Bal.

 

0.8-1.1

 

0.04-0.15

0.01

0.01- 0.5

0.05

0.25-1.2

0.50

 Nickel-Silver

RBCuZn-D

CDA 773

46-50

Bal.

9-11

  --

  0.25

0.04-0.25

0.01

  --

0.05

--

0.50

Aluminium Bronze

 ERCuAl-A1

  

  Bal.

  --

  --

  --

  --

0.10

7.5-8.5

  0.50

0.02

0.5

0.50

Aluminium Bronze

ERCuAl-A2

 

Bal

0.02

 

 

 

0.10

8.5-11.0

 

0.02

0.5-1.5

0.50

Silicon Bronze,

ERCuSi-A

 

Bal

 

 

0.20

0.02

2.8-4.0

0.01

0.5-1.5

0.02

0.30

0.40

Tin Bronze

ERCuSn-A

 

Bal

0.02

--

4.0-6.0

0.05-0.35

--

0.01

--

0.02

0.25

0.5

Tin Bronze

ERCuSn-C

 

Bal

.--

 

7.0-9.0

0.05-0.35

--

0.01

--

0.02

0.25

0.5

High temp 548

 

CDA 548

55

35

6

 

 

 

 

4