Dongguan Oushang Metal Material Co., LTD
Dongguan Oushang Metal Material Co., LTD
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Main Products: HPM75, 440C, s7, A2, sus630, sus440, dg60, 7MN15
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Chemical composition and hardness of HPM75:

  • Chemical composition and hardness of HPM75:



chemical component%

C

Si

Mn

Cr

Mo

V

W

Al

P

S

HPM75

1.5

≤0.8

15.5

2.2

0.7

1.8

0.7

3.1

≤0.04

≤0.03

DELIVERY HARDNESS:solution and aging40-45HRC



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