Tubing is a pipe or hollow cylinder for the conveyance of fluids (liquids or gases). The terms 'pipe' and 'tubing' are almost interchangeable, although minor distinctions exist (generally, "tubing" implies tighter engineering requirements than "pipe").
Tubing and pipe may be specified by standard pipe size designations, e.g. Nominal Pipe Size — or by nominal outside or inside diameter and/or wall thickness. The actual dimensions of pipe are usually not the nominal dimensions (i.e., a "1-inch" pipe will not actually measure 1" in either outside or inside diameter) — whereas many types of tubing are specified by actual I.D., O.D., and/or wall thickness.
There are many industry and government standards for pipe and tubing. Wall thickness ranges from 22 gage ( .028 ) wall to ½” wall ( .500 ) wall. Outside diameters range from 1/8”- to 16”. Inquire about sizes large than 16” in diameter, and wall thickness above ½”.
| Round Stainless Steel Tubing |
| 22 gage / .028 wall 304/304L |
20 gage / .035 wall 304/304L |
18 gage / .049 wall 304/304L |
| 22 gage .028 wall x 1/8" o.d. |
20 gage .035 wall x 3/16" o.d. |
18 gage .049 Wall 1/4" o.d. |
| 22 gage .028 wall x 3/16" o.d. |
20 gage .035 wall x 1/4" o.d. |
18 gage .049 wall x 5/16" o.d. |
| 22 gage .028 wall x 1/4" o.d. |
20 gage .035 wall x 5/16" o.d. |
18 gage .049 wall 3/8" o.d. |
| 22 gage .028 wall x 5/16" o.d. |
20 gage .035 wall x 3/8" o.d. |
18 gage .049 wall 7/16" o.d. |
| 22 gage .028 wall x 3/8" o.d. |
20 gage .035 wall x 7/16" o.d. |
18 gage .049 wall 1/2" o.d. |
| 22 gage .028 wall x 1/2" .o.d. |
20 gage .035 wall x 1/2" o.d. |
18 gage .049 wall x 5/8" o.d. |
| 22 gage .028 wall x 5/8" o.d. |
20 gage .035 wall x 5/8" o.d. |
18 gage .049 wall x 3/4" o.d. |
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20 gage .035 wall x 3/4" o.d. |
18 gage .049 wall x 7/8" o.d. |
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20 gage .035 wall x 7/8" o.d. |
18 gage .049 wall x 1" o.d. |
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20 gage .035 wall x 1" o.d. |
18 gage .049 wall x 1-1/4" o.d. |
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20 gage .035 wall x 1-1/4" o.d. |
18 gage .049 wall x 1-1/2" o.d. |
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20 gage .035 wall x 1-1/2" o.d. |
18 gage .049 wall x 1-3/4" o.d. |
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20 gage .035 wall x 1-3/4" o.d. |
18 gage .049 wall x 2" o.d. |
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20 gage .035 wall x 2" o.d. |
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| 16 gage / .065 wall 304/304L |
14 gage .083 wall 304/304L |
11 gage .120 wall 304/304L |
| 16 gage .065 wall x 1/4" o.d. |
14 gage .083 wall x 1" o.d. |
11 gage .120 wall x 1/2" o.d. seamless |
| 16 gage .065 wall x 5/16" o.d. |
14 gage .083 wall x 1-1/4" o.d. |
11 gage .120 wall x 5/8" o.d. |
| 16 gage .065 wall x 3/8" o.d. |
14 gage .083 wall x 1-1/2" o.d. |
11 gage .120 wall x 3/4" |
| 16 gage .065 wall x 7/16" o.d. |
14 gage .083 wall x 2" o.d. |
11 gage .120 wall x 7/8" o.d. |
| 16 gage .065 wall x 1/2" o.d. |
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11 gage .120 wall x 1" o.d. |
| 16 gage .065 wall x 5/8" o.d. |
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11 gage .120 wall x 1-1/4" o.d. |
| 16 gage .065 wall x 3/4" o.d. |
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11 gage .120 wall x 1-1/2" o.d. |
| 16 gage .065 wall x 7/8" o.d. |
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11 gaga .120 wall x 1-3/4" o.d. |
| 16 gage .065 wall x 1" o.d. |
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11 gage .120 wall x 2" o.d. |
| 16 gage .065 wall x 1-1/8" o.d. |
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11 gage .120 wall x 2-1/2' o.d. |
| 16 gage .065 wall x 1-1/4" o.d. |
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11 gage .120 wall 3" o.d. |
| 16 gage .065 wall x 1-3/8" o.d. |
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11 gage .120 wall x 3-1/4" |
| 16 gage .065 wall x 1-1/2" o.d. |
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11 gage .120 wall x 3-1/2" |
| 16 gage .065 wall x 1-5/8" o.d. |
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11 gage .120 wall x 3-3/4" |
| 16 gage .065 wall x 1-3/4" o.d. |
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11 gage .120 wall x 4" o.d. |
| 16 gage .065 wall x 2" o.d. |
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| 16 gage .065 wall x 2-1/4" o.d. |
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| 16 gage .065 wall x 2-1/2" o.d. |
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| 16 gage .065 wall x 3" o.d. |
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| 16 gage .065 wall x 3-1/2" o.d. |
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| 16 gage .065 wall x 4" o.d. |
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