... ,ASME,DIN,JIS Certificate:API,ISO,CCS STAINLESS STEEL L/R ELBOW TypeButt welded pipe fittingsSizeSeamless 1/2" To 24" ... , AND HG etc MaterialStainless Steel: ASTM A403 WP304, 304L, 310, 316, 316L, 321, 347, 904LCarbon Steel: ASTM A234 WPB, WPC ASTM ... , CCS,and ISO9001:2000Productivity150000 ton per yearKeywords:STAINLESS STEEL L/R ELBOW,carbon steel seamless pipe fittings,steel seamless pipe fittings ...