1. Material: Stainless Steel: Such as 201 301 304, 304L, 316, 316L, 321 and so on.
2. Standard: GB, JIS, BS, DIN. UNI, ANSI/ASTM ASME, , API, NF, GOST and Non Standard
3. Size: 1/2"-40"
4. Type: Slip-on flanges, Blind flanges, Spectacle flanges, Plate flanges, TG flanges, Lap joint flanges, Welding neck flanges, Socket welding flanges and Treaded flanges, Square flanges etc.
5. Pressure ratings: Class: 150 300 400 600 900 1500 and 2500, PN: 6 10 16 25 40 64 and 160, , 5K-40K etc.
6. Production process: Raw material--cutting--heating--forging--heat treatment--maching-- inspection-washing-packaging-Ex-work.
7. ISO certificate: ISO9001: 2008
8. Special equipment manufature license: Manufacture license of special equipment of P. R. C
9. Marking: According to client's requirement
10. Used for: Tank container, petroleum, chemical, power, gas, water, linepipe, heat exchanger, shipbuilding, construction, etc.
11. Tolerance: Not less than +_8% of normal wall thickness.