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韩国耐热钢钢号

1 钢棒 KSD3731

表 1

-化学成分(质量分数)/%
牌号C≤Si≤Mn≤P≤S≤CrMoNi其他
STR10.40-0.503.00-3.500.600.0300.0307.50-9.50-≤0.6Cu≤0.30
STR30.35-0.451.80-2.500.600.0300.03010.0-12.00.70-1.30≤0.6Cu≤0.30
STR40.75-0.851.75-2.250.20-0.600.0300.03019.0-20.0-1.15-1.65Cu≤0.30
STR110.45-0.551.00-2.000.600.0300.0307.50-9.50-(≤0.6)Cu≤0.30
STR310.35-0.451.50-2.500.600.0400.03014.0-16.0-13.0-15.0W 2.00-3.00
STR350.48-0.580.358.00-10.00.0400.03020.0-22.0-3.25-4.50N 0.35-0.50
STR360.48-0.580.358.00-10.00.0400.04-0.0920.0-22.0-3.25-4.50N 0.35-0.50
STR370.15-0.251.001.00-1.600.0400.03020.5-22.5-10.0-12.0N 0.15-0.30
STR380.25-0.351.001.200.18-0.250.03019.0-21.01.80-2.5010.0-12.0B0.001-0.010
STR3090.201.002.000.0400.03022.0-24.0-12.0-15.0-
STR3100.251.502.000.0400.03024.0-25.0-19.0-22.0-
STR3300.151.502.000.0400.03014.0-17.0-33.0-37.0-
STR4460.201.001.500.0400.03023.0-27.0-≤0.6N≤0.25;Cu≤0.30
STR6000.15-0.200.500.50-1.000.0400.03010.0-13.00.30-0.90≤0.6Nb0.20-0.60;V0.10-0.40;N 0.05-0.10;Cu≤0.30
STR6160.20-0.250.500.50-1.000.0400.03011.0-13.00.75-1.250.50-1.00W 0.75-1.25;V0.20-0.30;Cu≤0.30
STR6600.081.002.000.0400.03013.5-16.01.00-1.5024.0-27.0Ti1.90-2.35;Al≤0.35;B 0.001-0.010
STR6610.08-0.161.001.00-2.000.0400.03020.0-22.52.50-3.5019.0-21.0Co 18.5-21.0;W2.00-3.00; Nb 0.75-1.25;N 0.10-0.20

2 钢板 KSD3732

表 2

-化学成分(质量分数)/%
牌号C≤Si≤Mn≤P≤S≤CrMoNi其他
STR210.101.501.000.0400.03017.0-21.0-≤0.6Al 2.00-4.00
STR3090.201.002.000.0400.03022.0-24.0-12.0-15.0-
STR3100.251.502.000.0400.03024.0-26.0-19.0-22.0-
STR3300.151.502.000.0400.03014.0-17.0-33.0-37.0-
STR4090.081.001.000.0400.03010.5-11.75-≤0.6Ti6XC≤0.75
STR409L0.0301.001.000.0400.03010.5-11.75-≤0.6Ti6XC≤0.75
STR4460.201.001.500.0400.03023.0-27.0-≤0.6N≤0.25
STR6600.081.002.000.0400.03013.5-16.01.00-1.5024.0-27.0Ti1.90-2.35;V0.10-0.50; Al≤0.35;B0.001-0.010
STR6610.86-0.161.001.00-2.000.0400.03020.0-22.52.50-3.5019.0-21.0Co18.5-21.0;W2.00-3.00; Nb0.75-1.25;N0.10-0.20

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