| ND | NP | Class | Type of Connection | Body Material | ||||
| Steel | Alloy Steel | Stainless Steel | Duplex |
Super Duplex |
||||
| 15 - 400 | 16 | - | Welded ends / flange | x | x | x | x | x |
| 15 - 900 | 20 | 150 # | Welded ends / flange | x | x | x | x | x |
| 15 - 900 | 25 - 40 | - | Welded ends / flange | x | x | x | x | x |
| 15 - 900 | 50 | 300 # | Welded ends / flange | x | x | x | x | x |
| 15 - 900 | 100 | 600 # | Welded ends / flange | x | x | x | x | x |
| Bolted or pressure seal bonnet | ||||||||
| 50 - 900 | 150 | 900 # | Welded ends / flange | x | x | x | x | x |
| 50 - 900 | 250 | 1 500 # | Welded ends / flange | x | x | x | x | x |
| 50 - 900 | 420 | 2 500 # | Welded ends / flange | x | x | x | x | x |
| Body & Bonnet | A 216 WCB | A 217 WC6 | A 217 WC9 | A 351 CF8M | Cast Iron (NP10) |
| Seat | Stellite / AISI 316 / AISI 410 | AISI 316L | |||
| Disc | Stellite / AISI 316 / AISI 410 | AISI 316L | |||
| Stem | AISI 420 | AISI 316 | AISI 316L | ||
| Stud Bolt | A 193 Gr B7 | A 193 Gr B16 | A 193 Gr B8 CL2 | AISI 316L | |
| Screw | A 194 Gr 2H | A 194 Gr 4 | A 194 Gr 8 | AISI 316L | |
| Gasket | 150# : Graphite 300#: Spiral wound stainless steel / graphite 600#: RTJ | ||||
| Packing | Graphite | ||||