Ecc Reducer, BW,SEAMLESS A-234 GR. WPB Standard: BS,ANSI,JIS,DIN,ASME Size:1/4''-48'' carbon/stainless/alloy/aluminum steel ... "x16",ASTM A-234 GR. WPB Size13.7mm-1219.2mm (1/4''-48''),DN8-DN1200WTSCH5S-XXSStandardANSI B16.9, ANSI B16.28 ... industry, Refinery Company, fertilizer industry, power station, shipbuilding,onshore platform Ecc Reducer,BW,SEAMLESS,Bevel End,ATM A234 GR. WPB