Q345R(R-HIC)抗氢钢板切割【152*0375*0895李丹】根据 P S含量的不同可分为三个等级
等级 成分 P S
Ⅰ 熔炼 ≤0.015 ≤0.003
成品 ≤0.015 ≤0.004
Ⅱ 熔炼 ≤0.010 ≤0.002
成品 ≤0.010 ≤0.003
Ⅲ 熔炼 ≤0.008 ≤0.002
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等级 成分 P S
Ⅰ 熔炼 ≤0.015 ≤0.003
成品 ≤0.015 ≤0.004
Ⅱ 熔炼 ≤0.010 ≤0.002
成品 ≤0.010 ≤0.003
Ⅲ 熔炼 ≤0.008 ≤0.002