
En 10217-2 Welded Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 2: Electric Welded Non-aloy And Alloy Steel Tubes With Specified Elevated Temperature Properties
出版:British Standards Institution

專家解讀視頻
En 10217-2 Welded Steel Tubes For Pressure Purposes - Technical Delivery Conditions - Part 2: Electric Welded Non-aloy And Alloy Steel Tubes With Specified Elevated Temperature Properties
出版:British Standards Institution
專家解讀視頻