... welding, threaded, lap-jointPressure: 150#, 300#, 600#,900#,1500#, 2500#Wall thickness for welding neck flange: STD, SCH40, SCH80, SCH160. SCHXXSMaterial: carbon ... and hot galvanizePacking: sea worthy plywooden case, wooden pallet AS2129 Table D Socket Welding Flange