标准查询 标准查询航空航天系列FE-PL45 钢棒材 De小于或等于45 mm 900MPa小于或等于Rm小于或等于1100MPa2版
Steel FE-PL45 900 MPa Less Than or Equal to Rm Less Than or Equal to 1100 MPa Bars De Less Than or Equal to 40 mm Aerospace Series Edition 1
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标准查询Steel FE-PL45 900 MPa Less Than or Equal to Rm Less Than or Equal to 1100 MPa Bars De Less Than or Equal to 40 mm Aerospace Series Edition 1
