Shanghai Jieteng Precision Mold Factory
Shanghai Jingteng Metal Group Co., Ltd.
SCR420HB SAE5120HB Alloy Steel
Cu | Si | Mn | P | S | Cr |
0.17-0.23 |
0.15-0.35 |
0.55-0.90 | Max 0.020 |
Max 0.020 |
- |
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| Email: sales@sh-jieteng.com |
Old factory site: No.228 Sifeng Road, Songjiang district. Shanghai