
Flat Products Made Of Steels For Pressure Purposes - Part 5: Weldable Fine Grain Steels, Thermomechanically Rolled
出版:South African Bureau of Standards

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Flat Products Made Of Steels For Pressure Purposes - Part 5: Weldable Fine Grain Steels, Thermomechanically Rolled
出版:South African Bureau of Standards
專家解讀視頻