Energy Metals Inc.
Distributors of Specialty Stainless Steel and High Grade Nickel Alloys.
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321/321H
Description
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
Specifications
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. |