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We supply a wide range of flanges, semi-finished flanges and forgings to ANSI, DIN, API, and MSS-SP standards. Sizes range from 1/4″ to 56″ NB in all possible pressure classes.
- Standard: To ANSI B16.5, ANSI B16.36 (Orifice Flanges), ANSI B16.47-a (MSS SP-44), ANSI B16.47-b (API 605), DIN, BS3293 and API 6A / 6BX
- Types include: Welding Neck, Slip-On, Blind, Socket Weld, Lap Joint, Screwed, as well as Long Welding Neck, Cover, Swivel, Anchor, Pad and Reducing Flanges
- Pressure Classes: ANSI / BS 150# – 2500#, DIN PN6 – PN400, API 5000 psi – 25000 psi
- Facings: Raised Face / Ring Type Joint, Flat Face / Full Face, Small & Large Male / Female, Small & Large Tongue
Flange Common Standards and Materials
ASTM / API / DIN / MSS SP / AWWA
| A105 | C21 |
|---|---|
| A350 LF2, LF3, LF4, LF6 | C22.8 |
| A694 F42 / F52 / F60 / F65 / F70 | TStE 355 / 420 |
| Alloy Steel: A182 F1, F5 , F9, F11/12, F22, F91 | 15Mo3, 13CrMo44 /10CrMo9-10 /X10CrMoVNb9-1 |
| A182 F304 (L/H) UNS S30400 A182 F316 (L/H/Ti) UNS S31600 A182 F321 (H) UNS S32100 A182 F347 (H) UNS S34700 |
WSt. 1.4301 / 1.4006WSt. 1.4401 / 1.4404 / 1.4571 WSt. 1.4541 / WSt. 1.4550 /WSt. 1.4529 / WSt. 1.4462 / WSt. 1.4501 |
| A182 F44 6Mo UNS S31254, A182 F51 Duplex UNS S31803 | A182 F55 Super Duplex UNS S32750 / UNS S32760 |
Special Forgings
- Swivel Ring Flanges
- Pipe Bundle Bulkheads
- Manifold Blocks
- Tube-plates
- Long Weld Neck / Nozzle Flanges
- Anchor Flanges
- Rings, Bushes, Shafts
- Spectacle Blinds (Can also be supplied from Plates)
- Spades (Can also be supplied from Plates)
- Spacers (Can also be supplied from Plates)