CuNi30Mn1Fe (CW354H)

 

Excellent corrosion and erosion resistance by sea water. Strongger than the copper nickel 90/10 but a little bit less resistant to the bio dirty marks.

 

Chemical compound %

Agent
Cu
C
Co
Fe
Mn
Ni
P
Pb
S
Sn
Zn
Other
Mass-volume g/cm3
Mini:

 Reste

-

-

0,4

0,5

30,0

-

-

-

-

-

-

8,9

Maxi:

-

0,05

0,1

1,0

1,5

32,0

0,02

0,02

0,05

0,05

0,5

0,2

 

Mechanical properties of forging 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.

H090

90

(340)

(120)

(25)

 

Mechanical properties of bars for general usings (EN 12163) :

State
Implementation
Diameter or size/flats mm
Tensile strength Rm N/mm˛ min.
Conventional elastic limit at 0,2 Rp0,2 N/mm²
Stretching
Hardness
from
more than
until
A100mm % min.
A11,3 % min.
A % min.
HB min.
HB max.
HV min.
HV max.

M

 

2

-

80

-

-

-

-

-

-

 -

-

-

 R340

 

10

 -

 80

380

 (120)

-

-

30

 -

 -

 -

 -

H080

 

10

-

80

-

-

-

-

-

80

110

85

115

R420

 

2

-

20

420

(180)

10

12

14

-

-

-

-

H110

 

2

-

20

-

-

-

-

-

110

-

115

-

 

Mechanical properties of wrought and raw 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

(310)

(100)

(20)