Tubing – Square

Square Tubing

ASTM A513: A mechanical tubing made from low carbon steel and electric resistance welded. Has good surface finish and forming qualities.

ASTM A500 Grade B and Grade C: A higher strength structural tubing (wall thickness in the fraction sizes) with good qualities for welding, forming, punching and drilling. A lot of sizes are dual grade certified.
Grade BGrade C
Tensile Strength58,000 psi62,000 psi
Yield Strength46,000 psi50,000 psi

Stock Lengths:
Mechanical - 20 and 24 ft. A513, inquire for longer
Structural - 20,24 and 40 ft. A500 Gr. B
Size In InchesWall Thickness in Gauge or InchesWall DecimalWeight per ft. in Lbs.Flash Control
1/2 x 1/2160.0650.38
5/8 x 5/8160.0650.49
3/4 x 3/4160.0650.61
3/4 x 3/4140.0830.75
3/4 x 3/4110.1201.03
1 x 1160.0650.83
1 x 1140.0831.04
1 x 1120.1091.32
1 x 1110.1201.44
1 1/4 x 1 1/4160.0651.05
1 1/4 x 1 1/4140.0831.32
1 1/4 x 1 1/4120.1091.69
1 1/4 x 1 1/4110.1201.84
1 1/4 x 1 1/43/161.8802.40
1 1/2 x 1 1/2160.0651.27
1 1/2 x 1 1/2140.0831.60
1 1/2 x 1 1/2120.1092.06
1 1/2 x 1 1/2110.1202.25
1 1/2 x 1 1/23/160.1883.04
1 1/2 x 1 1/21/40.2504.25
1 3/4 x 1 3/4140.0831.88
1 3/4 x 1 3/4110.1202.66
2 x 2160.0651.71
2 x 2140.0832.16
2 x 2120.1092.81
2 x 2110.1203.07
2 x 23/160.1884.32
2 x 21/40.2505.41
2 x 25/160.3136.32
2 1/2 x 2 1/2140.0832.72
2 1/2 x 2 1/2110.1203.90
2 1/2 x 2 1/23/160.1885.59
2 1/2 x 2 1/21/40.2507.11
2 1/2 x 2 1/25/160.3138.46
2 1/2 x 2 1/20.2380.2387.11Yes
3 x 3140.0833.26
3 x 3110.1204.75
3 x 33/160.1886.87
3 x 31/40.2508.81
3 x 35/160.31310.58
3 x 33/80.37512.17
3 1/2 x 3 1/2110.1205.61
3 1/2 x 3 1/23/160.1888.15
3 1/2 x 3 1/21/40.25010.51
3 1/2 x 3 1/25/160.31312.70
3 1/2 x 3 1/23/80.37514.72
4 x 4140.0834.36
4 x 4110.1206.46
4 x 43/160.1889.42
4 x 41/40.25012.21
4 x 45/160.31314.83
4 x 43/80.37517.27
4 x 41/20.50021.63
4 1/2 x 4 1/23/160.18810.70
4 1/2 x 4 1/21/40.25013.91
5 x 5110.1208.16
5 x 53/160.18811.97
5 x 51/40.25015.62
5 x 55/160.31319.08
5 x 53/80.37522.37
5 x 51/20.50028.43
6 x 61/80.1259.86
6 x 63/160.18814.53
6 x 61/40.25019.02
6 x 65/160.31323.34
6 x 63/80.37527.48
6 x 61/20.50035.24
6 x 65/80.62542.30
7 x 73/160.18817.08
7 x 71/40.25022.42
7 x 75/160.31327.59
7 x 73/80.37532.58
7 x 71/20.50042.05
8 x 83/160.18819.63
8 x 81/40.25025.82
8 x 85/160.31331.84
8 x 83/80.37537.69
8 x 81/20.50048.85
8 x 85/80.62559.32
9 x 91/40.25029.23
9 x 93/80.37542.79
9 x 91/20.50055.66
10 x 103/160.18824.73
10 x 101/40.25032.63
10 x 105/160.31340.35
10 x 103/80.37547.90
10 x 101/20.50062.46
10 x 105/80.62576.33
12 x 121/40.25039.43
12 x 125/160.31348.86
12 x 123/80.37558.10
12 x 121/20.50076.07
14 x 141/20.50089.68
16 x 161/20.500103.30

Kleenkote / Epoxzkote

A tube product that has been cleaned and primed. This light primer coating reduces cleaning and preparation, prolongs storage life, and makes it easier for handling, marking, and layout. Available in most tube sizes.  Inquire for sizes and availability.

Inquire for shapes, sizes and grades not listed.