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1 | [國(guó)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(guó)標(biāo)] GB /T 706 - 2016 |
熱軋型鋼 Hot rolled section steel |
3 | [國(guó)標(biāo)] GB /T 228.1 - 2021 |
金屬材料 拉伸試驗(yàn) 第1部分:室溫試驗(yàn)方法 Metallic materials - Tensile testing - Part 1: Method of test at room temperature |