... sch5-sch160,XS,XXS Standard:ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS STAINLESS STEEL REDUCER TypeButt welded pipe fittingsSizeSeamless ... , 304L, 310, 316, 316L, 321, 347, 904LCarbon Steel: ASTM A234 WPB, WPC ASTM A105 WPHY 42, 46, 52, 56, 60, 65, 70, ... CCS,and ISO9001:2000Productivity150000 ton per yearKeywords:STAINLESS STEEL REDUCER,carbon steel seamless pipe fittings,steel seamless pipe fittings ...