化學(xué)成分
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標(biāo)準(zhǔn):
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牌號: 26-3-3
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具體成分:s: ≤0.020
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C: ≤0.010CR: 28.0~30.0
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Sl: ≤0.20Ni: ≤0.15
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MN: ≤0.30MO: 3.5~4.2
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P: ≤0.025N: ≤0.020
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其他: