... , producing all kind of flange, such as forged SO flange ,blind flanges and welded neck flange and more as Customer's ... . TypeSocket Weld,Slip on,Blind,Lapped,Screwed,Weld Neck,Long Weld Neck,Reducing, · Spectacle,Ring JointPressure ratingclass 150LBS,300LBS ... -free. Available Material List : Products/MaterialElbow, Tee ,Reducers ,Flange ,Cap , pipeCarbon steelAmericaASTM A234 WPB WPC A105 A106 A53 A283 ...