
En 10028 Flat Products Made Of Steels For Pressure Purposes - Part 5: Weldable Fine Grain Steels, Thermomechanically Rolled
出版:British Standards Institution

專家解讀視頻
En 10028 Flat Products Made Of Steels For Pressure Purposes - Part 5: Weldable Fine Grain Steels, Thermomechanically Rolled
出版:British Standards Institution
專家解讀視頻