Feature of Steel Flanges :
1. Comply with DIN,JSG,ANSI,UNI,BS,EN1092-1 standard
2. Material applied:Rst 37.2,C22.8,SS400,A105 & SF440A
3. Range of Size: 1/2"~40"
4. Finish: Transparent/Yellow/Black rust-proof paint or oil.
5. Type: Plate,slip on,welding neck,threaded,socket weld,blind,etc
6. The characteristic orders are welcome from you.