65Mn steel wire
Chemical Compositions
|
grade
|
(C)%
|
(Si)%
|
(Mn)%
|
(P)%
|
(S)%
|
(Cr)%
|
(Ni) %
|
(Cu) %
|
|
65Mn
|
0.62-0.70
|
0.17-0.37
|
0.90-1.20
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.30
|
≤0.25
|
|
65Mn A
|
0.62-0.70
|
0.17-0.37
|
0.90-1.20
|
≤0.030
|
≤0.030
|
≤0.25
|
≤0.30
|
≤0.25
|
|
65Mn E
|
0.62-0.70
|
0.17-0.37
|
0.90-1.20
|
≤0.025
|
≤0.020
|
≤0.25
|
≤0.30
|
≤0.25
|
physical properties
|
Grade
|
yield point MPa (≥)
|
tensile strength
σb /MPa (≥)
|
Elongation
δ5 / % (≥)
|
reduction of area
ψ/ % (≥)
|
hardness
|
|
65Mn
|
430
|
735
|
9
|
30
|
HBS10/3000
No heat treatment≤285
Annealing ≤229
|
grade Comparison
|
China
GB YB
|
American
ASTM
|
Japan
JIS
|
Germany
DIN EN
|
UK
BS EN
|
French
NF EN
|
Russian
rOCT
|
|
65Mn
|
1566
|
SWRH67B
|
-
|
65T
|
||
65Mn
High strength and hardness, good elasticity, high hardenability, workability can still be annealed, cold plastic deformation is low, poor welding, A tendency to overheat sensitive and temper brittleness
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[Source：Original]
[Author：web]
[Date：09-01-13]
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