A490M Type 1
2023-05-17 18:35:34
来源:钢铁之家
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牌号 | A490M Type 1 |
对应标准 | ASTM A490M-2008
结构钢连接用高强度钢螺栓,10.9级和10.9.3级 High-strength steel bolts, classes 10.9 and 10.9.3, for structural steel joints |
归类 | 合金钢 |