Hastelloy C-276 Pipe, Fittings, Flanges, & Fasteners

HASTELLOY® C-276 alloy pipe, valves,  fittings, and fasteners (UNS N10276)  are a nickel alloy and possesses exceptional resistance to stress corrosion cracking in chloride-bearing solutions.  It is very resistant to sulfide stress cracking and stress corrosion cracking in sour, oilfield environments.  Other applications include, but are not limited to, chemical processing, pollution control, waste treatment, and pulp and paper production.

MSI Product Availability

MSI Supply can generally provide the items listed below for a one to three day delivery.  Large quantites may be subject to a longer lead time for delivery.  MSI can also provide many sizes outside these ranges, however, they too may be susceptible to longer lead times.

Please note that the availability of USA vs import manufacturers may vary.




ASTM Specification

Welded Pipe


10s, 40s

ASTM 619c/2

Seamless Pipe


10s, 40s, 80s, 160

ASTM 622

Butt Weld Fittings


10s, 40s, 80s

ASTM 366



150#, 300#

ASTM 564

Pressure Fittings



ASTM 564

Seamless Tubing

1/8" - 2"

.095" Wall & Below

ASTM 622

Welded Tubing

1/8" - 2"

.095" Wall & Below

ASTM 626

Stud Bolts

1/2" - 4"

Any Length

ASTM 468


  • Hastelloy C276 pipe, valves,  fittings, and fasteners
  • N10276
  • NIMo16Cr15
MSI offers a large selection of C-276 pipe, valves,  fittings, and fasteners seamless pipewelded pipebuttweld fittingsforged steel fittingsflanges, and tubing.

Chemical Composition

Ni Mo Cr Fe W Co Mn C V P S Si
Remainder 15.0-17.0 14.5-16.5 4.0-7.0 3.0-4.5 2.5 max 1.0 max .01 max .35 max .04 max .03 max .08 max