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Premar 410 Stainless Steel Ground Flat Stock

PreMar 410 Stainless Steel ground flat stock is a basic 12%-chromium, martensitic stainless steel that exhibits good resistance to atmospheric corrosion. PreMar 410 stainless steel also exhibits good resistance to oxidation for continuous service temperatures up to 1300 degrees Fahrenheit (704 degrees Centigrade) and intermittent service up to 1500 degrees Fahrenheit (816 degrees Centigrade). This grade can be heat treated to a range of hardness and toughness levels for use in a variety of applications.

Now available in standard tolerances sizes: 1/16” through 1-1/2” thicknesses by 24” lengths.


Flat Bar: 1/16” through 1-1/2” thicknesses by 24” lengths.

*Additional sizes & grades available upon request.


PreMar is a trademark of Precision Marshal

Compliance: Metals distributed by and thru MasterSource Company Inc. are in compliance with Section 1502 of the Dodd-Frank Act pertaining to conflict minerals.



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Supplying aviation grade metals to the DoD and Aerospace industry.
Aerospace, Defense, Marine, Nuclear and Industrial Metals.
Exotic Metals & Hard to Find Metals.