Outer Diameter
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Wall Thickness
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Square Tube

Square Tube comes in various materials and sizes and is often used for structural fabrication.


Material : Alloy Steel
Length: 10 ft
Length: 10 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
3/8" 0.035" 20 ASTM A519 0966310 EA Call for Price
5/8" 0.035" 20 ASTM A519 0966312 EA 10.03
5/8" 0.049" 18 ASTM A519 0966315 EA 138.29
5/8" 0.065" 16 ASTM A519 0966317 EA 143.49
3/4" 0.035" 20 ASTM A519 0966313 EA Call for Price
3/4" 0.049" 18 ASTM A519 0966316 EA Call for Price
Material : Aluminum
Length: 10 ft
Length: 10 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1-1/2" 0.125" ASTM B221 0966321 EA Call for Price
1-3/4" 0.125" ASTM B221 0966319 EA Call for Price
2" 0.188" ASTM B221 0966322 EA Call for Price
2" 0.250" ASTM B221 0966323 EA 133.73
2-1/2" 0.250" ASTM B221 0966324 EA Call for Price
3" 0.125" ASTM B221 0966320 EA 111.89
3" 0.250" ASTM B221 0966266 EA Call for Price
4" 0.250" ASTM B221 0966267 EA Call for Price
4" 0.250" ASTM B221 0966326 EA Call for Price
Material : Polyester
Length: 10 ft
Length: 10 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1" 0.125" 0573112 EA 67.92
1-1/2" 0.125" 0573113 EA 138.99
2" 0.125" 0573114 EA 257.85
2" 0.250" 0573115 EA 232.44
3" 0.250" 0573116 EA 338.54
4" 0.250" 0573117 EA 395.54
Material : Stainless Steel
Length: 10 ft
Length: 10 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1/2" 0.065" 16 ASTM A554 0966327 EA Call for Price
1" 0.065" 16 ASTM A554 0966333 EA Call for Price
1-1/2" 0.065" 16 ASTM A554 0966334 EA Call for Price
1-1/2" 0.120" 11 ASTM A554 0966335 EA Call for Price
2" 0.120" 11 ASTM A554 0966336 EA Call for Price
2" 0.250" ASTM A554 0966261 EA 462.02
2-1/2" 0.120" 11 ASTM A554 0966328 EA Call for Price
2-1/2" 0.180" 7 ASTM A554 0966262 EA Call for Price
3" 0.120" 11 ASTM A554 0966329 EA Call for Price
3" 0.188" ASTM A554 0966263 EA Call for Price
3" 0.250" ASTM A554 0966331 EA Call for Price
4" 0.120" 11 ASTM A554 0966330 EA Call for Price
4" 0.180" 7 ASTM A554 0966264 EA Call for Price
4" 0.250" ASTM A554 0966332 EA Call for Price
Length: 20 ft
Length: 20 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
3/4" 0.065" 16 ASTM A554 0964446 EA 49.28
3/4" 0.120" 11 ASTM A554 0964442 EA 131.46
1" 0.065" 16 ASTM A554 0964493 EA 140.48
1" 0.120" 11 ASTM A554 0964489 EA 105.05
1-1/4" 0.065" 16 ASTM A554 0964509 EA 199.64
1-1/4" 0.120" 11 ASTM A554 0964502 EA 141.80
1-1/2" 0.065" 16 ASTM A554 0964540 EA 221.82
1-1/2" 0.083" 14 ASTM A554 0964536 EA 128.48
1-1/2" 0.120" 11 ASTM A554 0964532 EA 270.65
1-1/2" 0.188" ASTM A554 0964528 EA 246.45
2" 0.065" 16 ASTM A554 0964578 EA Call for Price
2" 0.083" 14 ASTM A554 0964574 EA 191.23
2" 0.120" 11 ASTM A554 0964570 EA 197.61
2" 0.188" ASTM A554 0964566 EA 303.80
Material : Steel
Length: 6 ft
Length: 6 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1" 0.120" 11 ASTM A513 0953325 EA 35.04
1-1/2" 0.120" 11 ASTM A513 0953326 EA 48.54
2" 0.120" 11 ASTM A500 0953327 EA 62.27
Length: 10 ft
Length: 10 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
3/4" 0.083" 14 ASTM A513 0966298 EA 31.55
1" 0.095" 13 ASTM A513 0966299 EA 40.80
1-1/4" 0.065" 16 ASTM A513 0966269 EA Call for Price
1-1/4" 0.065" 16 ASTM A513 0966318 EA Call for Price
1-1/4" 0.083" 14 ASTM A513 0966300 EA Call for Price
1-1/4" 0.120" 11 ASTM A513 0966270 EA Call for Price
1-1/2" 0.065" 16 ASTM A513 0966305 EA Call for Price
1-1/2" 0.083" 14 ASTM A513 0966306 EA 38.93
1-1/2" 0.120" 11 ASTM A513 0965343 EA 69.30
1-1/2" 0.120" 11 ASTM A513 0966272 EA 65.51
1-1/2" 0.188" ASTM A513 0966273 EA 38.43
1-1/2" 0.250" ASTM A513 0966274 EA 94.96
1-3/4" 0.083" 14 ASTM A513 0966302 EA Call for Price
1-3/4" 0.120" 11 ASTM A513 0966275 EA Call for Price
1-3/4" 0.120" 11 ASTM A513 0966303 EA 28.16
2" 0.065" 16 ASTM A513 0966308 EA 58.28
2" 0.109" 12 ASTM A513 0966309 EA 29.74
2-1/2" 0.120" 11 ASTM A500 0966276 EA Call for Price
2-1/2" 0.188" ASTM A500 0966277 EA 100.98
3" 0.083" 14 ASTM A513 0966304 EA 69.81
3-1/2" 0.313" 16 ASTM A500 0966279 EA Call for Price
4" 0.375" ASTM A500 0966280 EA 242.10
4" 0.500" ASTM A500 0966281 EA Call for Price
4-1/2" 0.500" ASTM A500 0966282 EA Call for Price
5" 0.500" ASTM A500 0966283 EA Call for Price
6" 0.375" ASTM A500 0966285 EA Call for Price
6" 0.500" ASTM A500 0966286 EA Call for Price
7" 0.250" ASTM A500 0966287 EA Call for Price
7" 0.375" ASTM A500 0966288 EA Call for Price
7" 0.500" ASTM A500 0966289 EA Call for Price
8" 0.250" ASTM A500 0966290 EA Call for Price
8" 0.375" ASTM A500 0966291 EA Call for Price
8" 0.500" ASTM A500 0966292 EA Call for Price
10" 0.250" ASTM A500 0966293 EA Call for Price
10" 0.500" ASTM A500 0966294 EA Call for Price
12" 0.250" ASTM A500 0966295 EA Call for Price
12" 0.500" ASTM A500 0966296 EA Call for Price
Length: 20 ft
Length: 20 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1/2" 0.065" 16 ASTM A513 0964865 EA 20.77
1/2" 0.065" 16 ASTM A513 0964869 EA Call for Price
3/4" 0.065" 16 ASTM A513 0964882 EA 26.33
3/4" 0.065" 16 ASTM A513 0964883 EA 40.76
3/4" 0.083" 14 ASTM A513 0964878 EA 24.46
3/4" 0.120" 11 ASTM A513 0964870 EA 45.26
3/4" 0.120" 11 ASTM A513 0964871 EA Call for Price
1" 0.065" 16 ASTM A513 0964901 EA 21.50
1" 0.065" 16 ASTM A513 0964905 EA 31.62
1" 0.065" 16 ASTM A513 0964909 EA 33.43
1" 0.083" 14 ASTM A513 0964897 EA 37.28
1" 0.109" 12 ASTM A513 0964893 EA 51.85
1" 0.120" 11 ASTM A513 0964928 EA 61.50
1" 0.120" 11 ASTM A513 0964932 EA 85.12
1-1/4" 0.065" 16 ASTM A513 0964937 EA 53.91
1-1/4" 0.065" 16 ASTM A513 0964938 EA 62.70
1-1/4" 0.083" 14 ASTM A513 0964933 EA 65.67
1-1/4" 0.109" 12 ASTM A513 0964922 EA 45.60
1-1/4" 0.120" 11 ASTM A513 0964918 EA 90.14
1-1/4" 0.188" ASTM A513 0964914 EA 280.96
1-1/2" 0.065" 16 ASTM A513 0964968 EA 72.80
1-1/2" 0.065" 16 ASTM A513 0964969 EA 76.43
1-1/2" 0.083" 14 ASTM A513 0964964 EA 39.08
1-1/2" 0.120" 11 ASTM A513 0964957 EA 74.67
1-1/2" 0.120" 11 ASTM A513 0964960 EA 124.19
1-3/4" 0.083" 14 ASTM A513 0964984 EA 54.90
1-3/4" 0.120" 11 ASTM A513 0964976 EA 166.41
1-3/4" 0.120" 11 ASTM A513 0964977 EA 141.09
2" 0.083" 14 ASTM A513 0965000 EA 94.22
2" 0.109" 12 ASTM A513 0964996 EA 137.19
2" 0.120" 11 ASTM A500 0965005 EA 156.75
2" 0.120" 11 ASTM A513 0965004 EA 148.47
2" 0.188" ASTM A500 0964988 EA 179.28
2" 0.250" ASTM A500 0964992 EA 220.18
2-1/2" 0.120" 11 ASTM A500 0965047 EA 205.73
2-1/2" 0.188" ASTM A500 0965031 EA 152.14
2-1/2" 0.250" ASTM A500 0965035 EA 360.51
3" 0.083" 14 ASTM A500 0965063 EA 95.29
3" 0.120" 11 ASTM A500 0965059 EA 112.16
3" 0.188" ASTM A500 0965055 EA 158.95
3" 0.250" ASTM A500 0965051 EA 332.77
3-1/2" 0.188" ASTM A500 0965091 EA 218.46
3-1/2" 0.250" ASTM A500 0965095 EA 264.78
4" 0.120" 11 ASTM A500 0965107 EA 154.79
4" 0.188" ASTM A500 0965103 EA 226.52
4" 0.250" ASTM A500 0965099 EA 459.24
5" 0.250" ASTM A500 0965127 EA 393.77
Length: 24 ft
Length: 24 ft
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
Outer Diameter Wall Thickness Gauge Specification SKU Pkg Qty Price
1-1/2" 0.188" ASTM A513 0964949 EA 179.15
1-1/2" 0.250" ASTM A513 0964953 EA 131.32