牌號(hào) | 化學(xué)成分(質(zhì)量分?jǐn)?shù)%) |
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中國ISC
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中國ISC
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中國ISC
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中國ISC
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中國ISC
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1 | [國標(biāo)] GB /T 11263 - 2017 |
熱軋H型鋼和剖分T型鋼 Hot Rolled H and Cut T Section Steel |
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2 | [國標(biāo)] GB /T 706 - 2016 |
熱軋型鋼 Hot Rolled Section Steel |