牌號 | A325 Type 1 Carbon Boron Steel |
---|---|
對應(yīng)標準 | ASTM A325M-2014
經(jīng)熱處理的鋼結(jié)構(gòu)螺栓,最小抗拉強度830MPa Structural bolts, steel, heat treated 830 Mpa minimum tensile strength |
歸類 | 碳鋼 |
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