3021 Garman Rd.
P.O. Box 2196
Gillette, WY 82716

Phone 307-687-7740
Fax 307-682-7674

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Product Manual


Structural Steel and Tubing
We carry a vast inventory of structural steel, square/rectangular tubing, round tubing, and solid stock. Our structural inventory covers a wide variety from channels, angles, beams, and flat. The square and rectangle tubing varies in size from as small as ½” x ½” 16 gauge to 16” x 16” 3/8. Our round tubing is just as diverse and our solids range from hot rolled to cold rolled and includes, 4140, and stress proof.

Plate and Sheet
With sheet sizes as small as 20 gauge and plate sizes as large 4” with sizes ranging from 4’ x 8’ through 8’ x 24’ in our inventory we can easily supply you with material specific to your job. We also have in stock different grades of material ranging from A-36, A572 gr 50, and A516 Gr70. With our industry knowledge if we do not have on site we can easily find it in a timely manner to meet your deadline.

Our A53 Grade B tested pipe comes in both single sizes and doubles and vary in size from ¼” to 24”. Having both schedule 40 and 80 as well as lighter and heavier schedules , we can provide you with superior products in sizes that you need.


With jobs using one piece of rebar to large construction projects requiring processed and bent bar we can easily get the material you need for your pre-fabbed rebar. The inventory is stock to easily supply you with sizes ranging from #3 bar to #9 bar with mill size bundles.

AR 400-500 and T-1
Gillette Steel Center proudly sells the premier Hardox AR 400-500 wear plate. Hardox wear plate has superior properties, weldability, high toughness, good bendability, and can be used for load bearing duties. Our inventory of this product ranges from ¼” material all the way up to 3 ½” thick. Our sales staff will gladly help you determine what material you will need in your wear resistant application.

We also carry T-1 (A-514) plate to use in high strength and low weight type applications. T-1 offers exceptional strength, toughness, impact-abrasion, as well as machinability.

Hardox 450 Data Sheet

Hardox 500 Data Sheet