グランドスクリュー杭生産工程


1.材料在庫

Ground Screw process


2.切断

Ground Screw process

Ground Screw process


3.鍛造工程


Ground Screw process


Ground Screw process


4.電気溶接ブレード

Ground Screw process


5.溶融亜鉛メッキと出荷検査

Ground Screw process

Ground Screw process

Ground Screw process

Ground Screw process




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