1.size:1/2" to 72" 2.material:Alloy steel,stainless steel,carton steel 3.standard:ANSI,ISO,JIS,DIN,BS,GB,SH,HG,QOST,ETC. Production name45D/90D/180D LR/SR ELBOW,EQUAL TEE,RECUCING TEE,CONCENTRIC REDUCER /ECCENTRIC REDUCER,CAPS,PLUG,COUPLING,NIPPLE,ETC.Size rangeFrom 1/2"to 72"Wall thicknessSCH10~160,STD,XS,XXSMaterial Code:Carton SteelASTM A-234 WPB,WPC;ASTM A-420 WPL9,WPL3,WPL6;MSS-SP-75 WPHY 42 ...