1020 Drawn Over Mandrel (DOM) Steel Round Tube | Coremark Metals

1020 Drawn Over Mandrel (DOM) Steel Round Tube

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Please note: All stock DOM ordered through our website will be 17' (204") in length. If you are wishing to acquire longer lengths please contact an Account Manager for assistance.

Pricing is subject to change. In-store pricing may vary from online pricing.


A513 1020 drawn over mandrel (DOM) tubing an excellent candidate for most processing techniques. DOM tubing has a smooth black or dark brown uncoated finish with accurate dimensions throughout. DOM tubing is a welded tube with all flash removed making it a seamless tube. Designed for high strength close tolerances. Commonly used for axles, bushings, hydraulic cylinders and hinges. ASTM A513 is the standard specification for electric-resistance-welded carbon and alloy steel mechanical tubing. 






Conversion Chart


Gauge # Size in Inches
26ga 0.0179"
24ga 0.0239"
22ga 0.0299"
20ga 0.0359"
18ga 0.0478"
16ga 0.0598"
14ga 0.0747"
13ga 0.0897"
12ga 0.1046"
11ga 0.1196"
10ga 0.1345"
5/32" 0.15625"
3/16" 0.1875"
1/4" 0.25"
5/16" 0.3125"
3/8" 0.375"
1/2" 0.5"


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