化學(xué)成分
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標(biāo)準(zhǔn):
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牌號(hào): GH742
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具體成分:s: ≤0.010
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C: 0.04~0.08CR: 13.0~15.0
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Sl: ≤0.30Ni: 余量
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MN: ≤0.40MO: 4.5~5.5
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P: ≤0.015N:
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其他: Al2.60~2.80 Ti2.40~2.80 Fe≤1.00 Co9.00~11.00 La≤0.100B≤0.010