Cu39Pb3Sn (CW615N)

 

Identical to the CW614N but with an authorized level of impurities higher.
Chemical compound %
Agent
Cu
Al
As
Fe
Mn
Ni
Pb
Sn
Zn
Other
Mass-volume g/cm3
Mini:

57,0

-

-

-

-

-

2,5

0,2

Reste

-

8,4

Maxi:

59,0

0,1

-

0,4

-

0,3

3,5

0,5

-

0,2

 

Mechanical properties of forged parts (EN 12420) :

State
Hardness HB min.
Tensile strength Rm N/mm² min.
Conventional elastic limit at 0,2Rp0,2 N/mm² min.
Stretching A % min.

H075

75

(340)

(110)

(20)

H080

80

(360)

(120)

(20)

 

Mechanical properties of bars for die forging (EN 12165) :

State
Nominal size of the straight section
Hardness
Tensile strength

Rm

N/mm˛ approx.

Conventional elastic limit at 0,2 %

Rp0,2

N/mm˛ approx.

Stretching

 A%

approx.

Diameter mm

Size on flat mm

from
until and included
from
until and included
HB min.
HV min.

M

All sizes

 

 

  

 

 

H080

6

80

6

60

80

85

(350)

(140)

(15)