Jiahe Seiko Forging & Casting Co.,Ltd is one of the leading China butt welding flange coulping manufacturers,Website:http://www.jiaheseiko.com, equipped with a productive factory, welcome to wholesale cheap butt welding flange coulping from us.PropertiesPressure series3000 psi /6000psiStandardSAE J518, ISO 6162-1 /-2ConstructionT shapeMaterialCarbon steel: 45# 20# Stainless steel: 1.4571 1.4301 1.4306 1.4404 1.4435;ASME/ASTM:A182-      F304/F304H/F304L/F316/F316H/F316L/F316TI/F317L/F321/F321H/F347/F347HDesignButt welding flange couplingMountingWith screw setIncluded in scope of supply2 butt welding flanges,1 o ring,1 set of screws and boltsSurfaceRust-proof oil, Yellow or white Galvanized MAX working pressure35-400 kg/cm3PackageWooden case,Cartons, Pallets or crates according to buyer's requirements.ApplicationsWater works,shipbuilding industry, petrochemical&gas industry, power industry,valve industry,general pipeNoteThe stated maximum working pressure relates to the flange. The actual working pressure is determined by the pipe (wall thickness) and the quality of the pipe.Recommended screws are listed in the columns M (metr) and M (unc).Item