45 steel wire
Chemical Compositions
|
Grade
|
(C)%
|
(Si)%
|
(Mn)%
|
(P)%
|
(S)%
|
(Cr)%
|
(Ni) %
|
(Cu) %
|
|
45
|
0.42-0.50
|
0.17-0.37
|
0.50-0.80
|
≤0.035
|
≤0.035
|
≤0.25
|
≤0.30
|
≤0.25
|
|
45A
|
0.42-0.50
|
0.17-0.37
|
0.50-0.80
|
≤0.030
|
≤0.030
|
≤0.25
|
≤0.30
|
≤0.25
|
|
45E
|
0.42-0.50
|
0.17-0.37
|
0.50-0.80
|
≤0.025
|
≤0.020
|
≤0.25
|
≤0.30
|
≤0.25
|
physical property
|
Grade
|
yield point MPa (≥)
|
tensile strength
σb /MPa (≥)
|
Elongation
δ5 / % (≥)
|
reduction of area
ψ/ % (≥)
|
hardness
|
|
45
|
355
|
600
|
16
|
40
|
HBS10/3000
No heat treatment ≤229
Annealing ≤197
|
Grade comparison
|
China
GB YB
|
American
ASTM
|
Japan
JIS
|
Germany
DIN EN
|
UK
BS EN
|
French
NF EN
|
Russian
rOCT
|
|
45
|
1045
|
S45C
|
C45(1.0503)
|
45
|
||
45 high-quality carbon structural steel as the steel, the hardness is not high cutting process, the mold used to do template, shoot, guide posts, etc., subject to heat treatment
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[Source：Original]
[Author：web]
[Date：09-01-13]
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