Name: ANSI b 16.5 Flate Pipe Fittings Flange Size : DN 80 Pipe Outer diameter :88.9mm Flange outer diameter : 190mm Flange inside diameter :94mm Fillet :4mm Bevel edge :4mm Flange thickness :18mm Material: 304/L/H, 316/L/H, 20#15CrMo , 1Cr18NiTi etc. Standard: GB,JB, HGJ,SHJ, ANSL,ASME and national standard . Certificate: ISO 9001: 2000 & CE Certified Application Range: chemical, petroleum, electric power, shipbuilding, metallurgy, new energy source. The Flange We Can Provide: 1) ANSI B16.5, A105 Class 150, Class300, Class600, Class900, Class1500, Class2500, WNRF, SORF, BLRF, THRF, SWRF, LJRF Carbon Steel Flange 2) Din2573 Pn6 Slip-On, Din2576 Pn10 Slip-On, Din2543 Pn16 Slip-On, Din2544 Pn25 Slip-On, Din2545 Pn40 Slip-On, Din 2527 Blind, Din2631-2635 Welding Neck , Rst37.2 Or C22.8 3) JIS Ss400 Or Sf440a 5k 10k 16k 20k 30k SOPFF, SOHFF, BLFF 4) Uni2276 2277 2278 6084 6089 6090 2544 2282 6091-6093 (Rst37.2, S235jrg2, A105 )Carbon Steel Flange 5) En1092 Pn6 Pn10 Pn16 Pn25 Pn40 Pn64 Pn100 Pn160 Type01, Type02, Type05, Type12, Type13 Carbon Steel Flange 6) Bs4504 Sani1123 1000/3, 1600/3, 2500/3, T/D, T/E, T/F Carbon Steel Flange 7) As2129 Table D, Table H, Table E Carbon Steel Flange 8) GOST 12820-80, 12821-80 Table D, E, H Carbon Steel Flange Non Standard: According to the drawing size from 10mm to 5000mm, weight from 0.5kg to 30tons(300000kg) Usage: 1. Connecting pipe line and keep its leakproofness; 2. Convenient for replacing pipe line; 3. Easy to separate and check the situation of pipe line; 4. Easy to seal pipe line, such as oil, petroleum, gas, chemical industry, nuclear power station, water and nuclear power construction, shipbuilding, food manufacturing, construction, shipbuilding, paper making, medicine, and other industries.