
En 10217-5 Welded Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 5: Submerged Arc Welded Non-alloy And Alloy Steel Tubes With Specified Elevated Temperature Properties
出版:British Standards Institution

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En 10217-5 Welded Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 5: Submerged Arc Welded Non-alloy And Alloy Steel Tubes With Specified Elevated Temperature Properties
出版:British Standards Institution
专家解读视频