化學(xué)成分
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標(biāo)準(zhǔn):
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牌號(hào): 進(jìn)口NCF690
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具體成分:s: ≤0.015
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C: ≤0.05CR: 27.0~31.0
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Sl: ≤0.50Ni: ≥58.00
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MN: ≤0.50MO:
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P: ≤0.030N:
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其他: Cu≤0.50