... :ASTM,ASME,DIN,JIS Certificate:API,ISO,CCS STAINLESS STEEL REDUCER TypeButt welded pipe fittingsSizeSeamless 1/2" To 24 ... , JIS, BS, ISO, GB, SH, AND HG etc MaterialStainless Steel: ASTM A403 WP304, 304L, 310, 316, 316L, 321, 347 ... oil,hot galvanized,3PE coating, epoxy coating.Packingwooden case, pallet or as customers’ requirementApplicationsPetroleum,chemical,power,gas,metallurgy, shipbuilding, ...