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Raw material 30CrMnSi

2017-04-10

30CrMnSi is a kind of alloy structural steel which is stipulated by Chinese national standard [1]. Unified digital code: A24302

Chemical composition:
The mass fraction (%):

C:0.27 ~ 0.34

Si:0.90 ~ 1.20
Mn:0.80 ~ 1.10

Cr:0.80 ~ 1.10