Shanghai Jieteng Precision Mold Factory
Shanghai Jingteng Metal Group Co., Ltd.
20MnTiBH / A74205 Structural Alloy Steel
■Chemical Composition(%) |
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C | Si | Mn |
Ti |
B |
P | S |
0.17-0.23 | 0.17-0.37 | 1.2-1.55 |
0.04-0.1 |
0.0005-0.003 |
Max 0.035 |
Max 0.035 |
■Characteristic |
Hardness (HBW) |
Below 187 |
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