... , B36.10. JIS, GB ProductsPIPES, Elbow, Bend, Tee ,Reducers ,Flange ,Cap , Corrugated Expansion Joint, Metal hoseMaterialASTM:A234-WPB, WP1,WP5,WP9 ... , EN10253-2Use:Petroleum, Chemical, Power, Gas, Metallurgy, Shipbuilding, Construction, etc seamless stainless steel pipe