Grade :

    CuZn33Pb2Si-B

    Number:

    CB751S

    Classification:

    Copper-zinc alloy

Fe

Si

Mn

Ni

Al

Cu

Pb

Sb

Sn

-

0.25 - 0.5

0.7 - 1

max   0.1

max   0.8

max   0.1

63.5 - 65.5

0.8 - 2

max   0.05

max   0.8

Zn - remainder; Cu including Ni

Rm - Tensile strength (MPa) (GP)

400

Rp0.2 0.2% proof strength (MPa) (GP)

280

A - Min. elongation at fracture (%) (GP)

5

  Brinell hardness   (HBW):   (GP)

110