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標(biāo)號(hào) | c | mn | si | cr | mo | s≤ | p≤ | nb | v | al |
0.05~0.15 | 0.30~0.6 | 0.5max | 1.9~2.6 | 0.87~1.13 | 0.025 | 0.025 | ||||
p92 | 0.07~0.13 | 0.3~0.6 | 0.5max | 8.5~9.5 | 0.30~0.60 | 0.01 | 0.020 | 0.04~0.09 | 0.15`0.25 | 0.04 |
p91 | 0.08~0.12 | 0.3~0.6 | 0.2~0.5 | 8.0~9.5 | 0.85~1.05 | 0.01 | 0.020 | 0.06~0.1 | 0.18~0.25 | 0.04 |