14in 900lbs RF B16.5 Blind CS Flange A105 We specialized in suppling the stainless steel Flangeand carbon steel flange (Welding Neck Flange, Threaded Flange, Slip On Flange, , Socket Welded Flange) for more than 10 years. 14in 900lbs RF B16.5 Blind CS Flange A105is one of our main products, the following are the details for you reference: Material:CarbonsteelASTMA105.ASTMA350LF1.LF2, CL1CL2, A234, S235JRG2, P245GHP250GH, P280GHM16MN, 20MN, 20#StainlesssteelASTMA182, F304304L, F316316LAlloysteelASTMA182A182F12, F11, F22, F5, F9, andF91etc.Standard:ANSIClass150Flanges-Class2500FlangesDIN6Bar10Bar16Bar25Bar40BarJIS 5KFlanges-20KFlangesUNI6Bar10Bar16Bar25Bar40BarEN6Bar10Bar16Bar25Bar40BarTYPE1.WeldingneckFlange2.Slipon3.Blindflange4.Longweldingneckflange5.Lapjointflange.6.Socketwelding7.Threadedflange.