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Help CenterSell 50 Steel Bar/TISCO
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Chemical composition:
|
Trademark |
Chemical composition |
|||||||
|
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Cu |
|
|
≤ |
||||||||
|
50 |
0.47~0.55 |
0.17~0.37 |
0.50~0.80 |
0.035 |
0.035 |
0.30 |
0.25 |
0.25 |
|
55 |
0.52~0.60 |
0.17~0.37 |
0.50~0.80 |
0.035 |
0.035 |
0.30 |
0.25 |
0.25 |
Mechanical Properties:
|
Trademark |
Blank sample |
Heat Treatment |
Mechanical Properties |
Hardness of steel delivery status/HBS |
|||||||
|
Normalizing |
Quench |
Tempering |
σb/MPa |
σs/MPa |
δ5(%) |
ψ(%) |
Ak/J |
≤ |
|||
|
≥ |
No heat |
Annealed steel |
|||||||||
|
50 |
25 |
830 |
830 |
600 |
630 |
375 |
14 |
40 |
31 |
241 |
207 |
|
55 |
25 |
820 |
820 |
600 |
645 |
380 |
13 |
35 |
|
255 |
217 |
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