... B ASTM A234 WPB ELBOW :we are manufacturer for carbon steel pipe and fittings,like 45deg,90deg,180deg,L/R OR ... , pipe cap,flange. CON AND ECC REDUCER: CARBON STEEL,STAINLESS,STELL,ALLOY STEEL NOMINAL DIAMETERBIG OD1SMALL OD2HEIGHT(MM) MMSERIES ASERIES BSERIES ASERIES ... ,A283,A105,A53,A106,API5L STANDARD: ASTM/ANSI,DIN,ISO,GB,JIS,BS OTHERS: 1. Special design available according to requirement 2. All ...