11SMNPb30 对应SUM23 还是SUM24L?11SMNPb30性能?

shuizhonghua · 发表于 6-8-2008 20:25:42

lichengwan · 发表于 6-8-2008 20:25:55

C             Si             Mn                   P                   S                   Pb
11SMnPb30 ≤0.14 ≤0.05 0.90/1.30       ≤0.11       0.27/0.33       0.20/0.35
SUM23             ≤0.09  　       0.75/1.05       0.04/0.09       0.26/0.35
SUM24L          ≤0.15　       0.85/1.15       0.04/0.09       0.26/0.35       0.10/0.35

　

11SMNPb30 对应SUM23 还是SUM24L?11SMNPb30性能?

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