
AUSTENITIC, AUSTENITIC-FERRITIC AND FERRITIC LONGITUDINALLY WELDED STAINLESS STEEL TUBES FOR THE FOOD AND CHEMICAL INDUSTRY
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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AUSTENITIC, AUSTENITIC-FERRITIC AND FERRITIC LONGITUDINALLY WELDED STAINLESS STEEL TUBES FOR THE FOOD AND CHEMICAL INDUSTRY
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频