Product Name: High Precision CNC Machined Backing Ring Stainless Steel Fitting Pipe Flange Model NO.: OEM Manufacturing Way: Casting Connection: Flanged Structure: Flanges Material: Stainless Steel Type: Threaded Connection Flange Standard: ANSI, DIN, GB, JIS, GOST Name: Flange Trademark: OEM Transport Package: Customized Specification: customized Origin: China Product Description Production DescriptionSteel FlangesMaterialCarbon steelASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GHP250GH, P280GHM 16MN, 20MN ,20#Stainless steelASTM A182, F304/304L, F316/316LAlloy steelASTM A182 A182 F12,F11,F22,F5,F9,F91etc.Standard ANSIClass 150 Flanges-Class 2500 FlangesDIN6Bar 10Bar 16Bar 25Bar 40BarJIS5K Flanges-20K FlangesUNI6Bar 10Bar 16Bar 25Bar 40BarEN6Bar 10Bar 16Bar 25Bar 40BarTYPE1.Welding neck Flange 2.Slip on3.Blind flange 4.Long welding neck flange 5.Lap joint flange 6.Socket welding7.Threaded flange 8.Flat flangeSurfaceAnti-rust oil, clear lacquer, Black lacquer, Yellow lacquer,hot-dipped Galvanized,electrical galvanizedConnectionWelding, ThreadedTechnicalForged, CastingSizeDN10-DN3600Package1.>Standard export packaging (Plywood Case Of Outside,Plastic Cloth Of Inside). 2:As Customers' Requirements Heat TreatmentNormalizing, Annealing, Quenching TemperingCertificateTUV,ISO9001:2008;PED97/23/EC,ISO14001:2004,OHSAS18001:2007ApplicationsWater works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc.Our Products&Company