
Welding Consumables - Rods, Wires And Deposits For Tungsten Inert Gas Welding Of Non-Alloy And Fine-Grain Steels - Classification (Iso 636:2015)
出版:Norwegian Standards (Norges Standardiseringsforbund)

專家解讀視頻
Welding Consumables - Rods, Wires And Deposits For Tungsten Inert Gas Welding Of Non-Alloy And Fine-Grain Steels - Classification (Iso 636:2015)
出版:Norwegian Standards (Norges Standardiseringsforbund)
專家解讀視頻