化學(xué)成分
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標(biāo)準(zhǔn):
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牌號(hào): GH648
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具體成分:s: ≤0.010
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C: ≤0.10CR: 32.0~35.0
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Sl: ≤0.40Ni: 余量
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MN: ≤0.50MO: 2.30~3.30
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P: ≤0.015N:
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其他: W4.30~5.30 Al0.50~1.10 Nb0.50~1.10 Ti0.50~1.10 Fe≤4.00 B≤0.008 Ce≤0.030