牌號 | F3125 Grade A490 Type 1 |
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對應(yīng)標(biāo)準(zhǔn) | ASTM F3125/F3125M-2019
熱處理的鋼和合金鋼的高強度結(jié)構(gòu)螺栓和組件——最小抗拉強度120ksi(830Mpa)~150ksi(1040Mpa) High strength structural bolts and assemblies, steel and alloy steel, heat treated, 120ksi(830Mpa)~150ksi(1040Mpa) minmum tensile strength |
歸類 | 合金鋼 |
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