1. Standard:(forged flange) ANSI,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820
2. Type: Plate,Slip-on,Welding Neck.Thread,Socket weld,Blind
3. Size: 1/2-78 inch (DN15-DN2000)
4. Material: Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.8
  Stainless Steel: F304 F304L  F316  F316L 316Ti
5. Inspection: factory in-house self check or Third Party inspection