Blind flange is a flange without a hole in the middle, used for pipe sealing. The function is the same as the head and the tube cap, but the blind plate seal is a removable sealing device, and the head is generally welded butt welding, the head is not ready to open after welding.
Size: 1/2" ~24" (DN15~DN600)
Pressure: Class 150lbs ~2500lbs;PN6,PN10,PN16,PN25,PN40;5K,10K,20K;
Flange surface: RF, FM, M, T, G, FF, RJ
Manufacturing standards: ANSI B16.5,ASME B16.47,JIS B2220,EN1092-1,BS4504,GB/T9119,HG/T20592,DIN2502,2503/25727/2565/2566/2573/2576/2632~2638/86029/86030,AS2129,GOST 12821;
Materials: ASTM A182 F304,F304L,F316,F316L,F310S,F321,F347,0Cr18Ni9, 0Cr17Ni12Mo2,1.4301, 1.4404,1.4306,1.4404;S31803,S32205,S32750,S32760,904L;
Marking: Logo, product name, size, standard, pressure, material, heat number (can be marked according to customer requirements);
Surface treatment: Oil cleaning or pickling;
Packing: Plastic cover on the back of flange - bubble bag - wooden case or pallet; Can also be customized according to customer requirements packaging.
Application: Chemical industry, petroleum, paper making, shipbuilding, electric power, biological engineering, natural gas, water treatment, construction, boiler, pharmaceutical, food and other fields;
Product advantages:
1. Corrosion resistance;
2. Long service life;
3. Low resistance flow;
4. Environmental protection;
5. Easy for installation;
6. Low comprehensive cost;