The alloy has good oxidation resistance in air, and may be used to 1800ºF (980ºC) or intermittently to 1900ºF (1040ºC)

Hastelloy Flanges Specification:

Grade : Hastelloy C276 (UNS N10276), Hastelloy C22 (UNS N06022), Hastelloy B2 (UNS N10665), Hastelloy C-4 (UNS N06455)

Standard : ASTM A564 / ASME SA564

Size : 1/8″ NB TO 24″ NB

Dimensions : ANSI/ASME B16.5, B 16.47 Series A & B, EN-1092, BS4504, BS 10, B16.48, DIN, etc.

Types : Weld neck Flanges (WNRF), Slip-on Flanges (SORF), Blind Flanges (BLRF), Lap Joint Flanges (SOLJ), Socket-weld Flanges (SWRF), Screwed (Threaded) Flanges, Long weld neck Flanges (LWNRF), Spectacle Blind Flanges Spacer & Blind Flanges, Ring Type Joint Flanges (RTJ), Reducing Flanges, Raised Face (RF) Flanges, Orifice Flanges, Large Diameter Flanges, Custom Flanges, Drawing Flanges, Forged Flanges, Plate Flanges, Flat Face Flanges, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, API, EN Flanges etc.

Class / Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#. PN6, PN10, PN16, PN25, PN40, PN64 etc.