seamless steel pipe of ASTM A106 A 53 ERW welded steel pipe and straight steel pipe . Product Range : Seamless & Weld Pipes seamless steel tube straight steel tube spiral steel tube rectangle/square pipes pipe fitting(seamless and welded) Elbows-LR SR 45 90 Return Bends-LR SR 180 Tees-Straight&Reducing Reducers-Con&Eccentric End Caps Flange the material range :carbon steel WPB A234, WPL3/WPL6 alloy steel P1 ,P11,P22,P91 ETC