
NON-ALLOY STEEL WIRE ROD FOR CONVERSION TO WIRE - PART 4: SPECIFIC REQUIREMENTS FOR WIRE ROD FOR SPECIAL APPLICATIONS (ISO 16120-4:2017)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
NON-ALLOY STEEL WIRE ROD FOR CONVERSION TO WIRE - PART 4: SPECIFIC REQUIREMENTS FOR WIRE ROD FOR SPECIAL APPLICATIONS (ISO 16120-4:2017)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻