Shanghai Jieteng Precision Mold Factory
Shanghai Jingteng Metal Group Co., Ltd.
SAE 4340H AISI 4340H ASTM A540B23 Carbon Steel
■Chemical Composition(%) |
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C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
0.37-0.44 | 0.15-0.35 | 0.55-0.8 |
Max 0.035 |
Max 0.04 |
0.65-0.95 |
0.2-0.3 |
1.55-2.0 |
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| Email: sales@sh-jieteng.com |
Old factory site: No.228 Sifeng Road, Songjiang district. Shanghai