1) ANSI B16.5, ASME B16.47 FLANGE Size range: 1/2" to 80" DN15 to DN2000 Design: welding neck, slip on, blind, socket welding, threaded, lap-joint Pressure: 150#, 300#, 600#,900#,1500#, 2500# Wall thickness for welding neck flange: STD, SCH40, SCH80, SCH160. SCHXXS Material: carbon steel A105, stainless steel 304/304L, 316/316L Coating: black paint, yellow transparent paint, cold and hot dip galvanize Package: seaworthy plywooden case, wooden pallet 2) EN1092-1 FLANGE Size range: DN15 to DN2000 Design: type01 plate flange, type02 loose flange, type05 blind flange, type11 welding necking type12 slip on flange, type 13 threaded flange Pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100 Material: carbon steel C22.8, S235, S235JR, P235GH, stainless steel: 304/304L, 316/316L Coating: black paint, yellow transparent paint, cold and hot dip galvanize Package: sea worthy plywooden case, wooden pallet 3) DIN FLANGE Size range: DN15 to DN2000 Design: slip on flange DIN2573,2576,2502,2503, 2543,2545 welding neck falnge DIN2631, 2632,2633,2634,2635 blind flange DIN 2527 PN6, PN10, PN16, PN25, PN40 threaded falnge DIN2565,2566,2567,2567 loose flange DIN 2641,2642,2656,2673 Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404 Coating: rust-proof oil, transparent paint, cold and hot galvanize Package: sea worthy plywooden case, wooden pallet 4) GOST FLANGE Size range: DN15 to DN 2000 Design : plate falnge 12820-80, welding neck flange 12821-80 Pressure: PN6, PN10, PN16, PN25, PN40 Material: carbon steel CT-20, stainless steel 304/304L, 316/316L Coating: rust-proof oil, cold and hot galvanize Package: sea worthy plywooden case, wooden pallet 5) JIS FALNGE Size ragne : 15A to 2000A Design: SOP, BIND, SOH, Puressure: 1K, 2K, 5K, 10K, 16K, 20K, 30K, 40K Material: carbon steel SS400, stainless steel SUS304, SUS316 Coating : rust-proof oil, cold and hot galvanize Packing: sea worthy plywooden case, wooden pallet