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Boa srl - 25018 Montichiari, Brescia - Italy
Production of copper alloys bars in continuous casitng and centrifugal casting.
Precision machine work upon Customer's requirements.

Address:
Headquarter:
Via dell'Artigianato, 23
25018 Montichiari
Brescia (BS) - Italy

Boa srl - 25018 Montichiari, Brescia - Italy
Production of copper alloys bars in continuous casitng and centrifugal casting.
Precision machine work upon Customer's requirements.

Address:
Headquarter:
Via dell'Artigianato, 23
25018 Montichiari
Brescia (BS) - Italy

Boa srl - 25018 Montichiari, Brescia - Italy
Production of copper alloys bars in continuous casitng and centrifugal casting.
Precision machine work upon Customer's requirements.

Address:
Headquarter:
Via dell'Artigianato, 23
25018 Montichiari
Brescia (BS) - Italy

Boa srl - 25018 Montichiari, Brescia - Italy
Production of copper alloys bars in continuous casitng and centrifugal casting.
Precision machine work upon Customer's requirements.

Address:
Headquarter:
Via dell'Artigianato, 23
25018 Montichiari
Brescia (BS) - Italy

Boa srl - 25018 Montichiari, Brescia - Italy
Production of copper alloys bars in continuous casitng and centrifugal casting.
Precision machine work upon Customer's requirements.

Address:
Headquarter:
Via dell'Artigianato, 23
25018 Montichiari
Brescia (BS) - Italy

7013/72-7° Print

  

Reference Norm

 

 

 

 

CHEMICAL ANALYSIS %

 

 

 

 

7013/72 - 7°

 

 

 

 

 

 

 

 

 

 

 

 

G-CuSn7Zn4Pb6

 

 

 

Chemical Composition

 

 

 

 

 

 

 

Sn%

Zn%

Pb%

Fe%

Ni%

Al%

P%

Si%

Mn%

Sb%

As%

Cu%

Rest

 

 

Min

6,00

3,00

5,00

2,50

-

-

-

-

-

-

 

Res

-

 

 

Max

8,00

5,00

7,00

0,20

0,25

0,01

0,05

0,02

0,10

0,35

 

-

0,70

 

 

 

 

 

 

MECHANICAL PROPERTIES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Casting Process and Designation

Yield strength

Tensile strength

Elongation

Hardness Brinell

 

Rp 0,2

Rm

at break

 

 

 

 

Kg/mm²

Kg/mm²

A%

HB

 

Sand casting

10 - 12

22 - 26

12 - 18

60 - 75

 

-GS

 

Chill casting

-

-

-

-

 

-GM

 

Centrifugal casting

12 - 14

26 - 30

12 - 20

70 - 85

 

-GZ

 

Continuous casting

12 - 14

26 - 30

12 - 20

70 - 85

 

-GC

 

Application:

This alloy is generally used for faucets, valves for hot and cold water, joints, bushes and

anti-wear supports.

 

Please note: Contact our Sales Office for further information

 

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Boa Bronze foundry

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