Steel Merchants Selection

Our mass inventory of steel merchants is available in standard lengths and grades for commercial construction, joist manufacturing, industrial fabrication, as well as the manufacturing process of heavy equipment and trailers.

steel rounds
steel merchants


We offer round bars from 1/4″ to 5 1/4″ in diameter.

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steel squares


Square steel bars are available in sizes 1/4″ to 3” at 20-foot lengths.

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steel flats


We offer steel flat bars with widths ranging from 1” to 8”.

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um plate steel

UM Plates

UM (or universal mill) plates are available in widths from 9” to 14”.

View UM Plates

steel rebar


We stock rebar in diameters ranging from #3 to #10 for construction and welding.

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steel angles


We have equal and unequal angles ranging from 1/2″ up to 8”. We also stock 9 x 4 x 1/2.  

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Additional Products

Service Steel Warehouse, which has been serving its customers since 1965, offers premium-quality carbon steel products throughout the U.S.

Structural Shapes

Beams and channels

Structural Tubing

Round piling, pipes, rectangles, and squares

Coils, Plates, and Grating

Coils, mill plates, floor plates, bar grating, and more


Steel sheet metal