Energy Metals Inc.

Distributors of Specialty Stainless Steel and High Grade Nickel Alloys.



321/321H is a titanium bearing steel not sensitive to intergranular corrosion after heating within the range of carbide precipitation. This stainless steel grade is often used in refineries as well as high temperature chemical processing, heat exchanger tubes and high temperature steam service.

Forms in Stock

  • Pipe
  • Fittings
  • Flanges


UNS S32100/S32109

Smls Pipe ½"-12" 40s, 80s, 120, 160, XXH ASTM/ASME 312
B/W Fittings ½"-12" 40s, 80s, 160 ASTM/ASME 403
Flanges ½"-8" 150#, 300#, 600# ASTM/ASME 182

Limiting Chemical Composition, %

Ni 9.0-12.0 Si 0.75 max.
Cr 17.0-19.0 S 0.03 max.
C 0.08 max. P 0.045 max.
N 0.1 max. Ti 4 x C min. 0.60% max.
Fe Balance Mn 2.0 max.

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