| ASME B16.5 |
| RF/ RTJ- class 150LB, 300LB, 400LB, 600LB, 900LB, 1500LB, 2500LB, Weld Neck(WN), Slip-on(SO), Blind, Thread, Socket Weld(SW), Lapped Joint(LJ) |
| DIN Flanges |
| RF Pressure Rating PN 16, PN 25, PN 40, PN 100, PN 160, PN 250, PN 400 – Specialty high-pressure systems |
| API Flanges |
| API Type 6B Weld Neck- 2000 psi, 3000 psi, 5000 psi, Thread, Blind API Type 6B Weld Neck- 5000 psi, 10000 psi, 15000 psi, 20000psi, Test & Blind |
| Material |
| Carbon Steel, Alloy, Stainless Steel |
