... ,XS,XXS, 3.material : ASTM A234 WPB , DIN , JIS, EN10253 pipe fittingcarbon steel TEES:ISO 9001CERTIFICATE.1. BUTT WELDED FITTING:2 ... . Types: elbow, seamless and welded, LR & SR ,Bend -Equal and reducing Tees,seamless and welded - Concentric and eccentric Reducers,seamless and welded -Caps,4. Wall ... days-30 days or , according to customer requirement canbon steel pipe fittings