JIS G3444 is a Japanese standard. This standard applies to civil engineering, construction, building, iron towers, scaffolding, pillars, landslide steel piles and other General structural carbon steel pipes.
Hebei Tianchuang Pipe Co., Ltd. is a professional china steel pipe factory. We provide HDG Pipe, ERW Pipe, jis g3444 pipe and so on. Want to know more? Please contact us.