Rectangular Steel Tubing

Structural rectangular steel tubing

Rectangular Steel Tubing (A500B(C) / A513-1)

At Totten Tubes, we offer rectangular steel tubing in both mechanical and structural grades. Our selection includes a wide array of sizes, ranging from 3/8” x 1-1/2” up to 12” x 20”.

We also offer a range of value-added services to give you structural steel tube that better meets the needs of your project. Totten Tubes offers cutting, hole punching, bending, galvanizing, and more. Contact us for more information.

Structural Rectangular Steel Tubing

Structural-grade rectangular steel tubing provides support to static structures of all types. Totten Tubes supplies rectangular structural steel tubing for bridges, buildings, highways, and other construction applications. Our diverse inventory makes it easy to find the right structural steel tubing for your project.

Request an eQuote on the rectangular structural steel tubing you need, or contact us to learn more.

Structural-Grade Rectangular Steel Tubing Specs

A500B rectangle: 46k min yield; 58k min tensile

A500C rectangle: 50k min yield; 62k min tensile

Detailed information about our structural-grade rectangular steel tubing is available in our A500 spec sheetA500 spec sheet PDF

Mechanical Rectangular Steel Tubing

Mechanical-grade rectangular steel tubing provides vital support to all types of mechanical applications. Manufacturers of big rig trucks, agricultural machinery, and even household appliances rely on Totten Tubes for turnkey mechanical steel tubing. With a broad selection of sizes available, you’re sure to find the right mechanical steel tubing for your application.

Request an eQuote on rectangular mechanical steel tubing for your project, or contact us to learn more.

Mechanical-Grade Rectangular Steel Tubing Specs

A513 Type 1 is produced from 1008-1015 steel.

Find more detailed information on our mechanical-grade rectangular steel tubing in our A513 spec sheet.

Finding the Right Fit

Because many companies stock steel tubing in a limited range of sizes, finding the right size for your application can be a challenge. That’s why Totten Tubes is committed to stocking mechanical rectangular steel tubing and structural rectangular steel tubing in sizes that other companies don’t offer. Our customers can always find what they need, no matter how big or small.

Contact Totten Tubes

For more information about our structural- or mechanical-grade rectangular steel tubing, contact Totten Tubes today. If you know the size, quantity, and grade your project needs, request a free eQuote today.

Rectangular Tubing Stock List

A500B(C) structural rectangular steel tubing and A513-1 mechanical rectangular steel tubing are represented in the stock list below. Totten Tubes stocks rectangular tube from 3/8” x 1-1/2” up to 12” x 20”.

Click on the desired size below to see exact sizes available. Other sizes may be available upon request—contact Totten Tubes for any specialty size requirements.


3/8" x 1-1/2" rectangular steel tube
Size#/ft
.375" x 1.5" x .065 A513-1 HREW 0.771
1/2" x 1" rectangular steel tube
Size#/ft
.5" x 1" x .049 A513-1 CREW 0.467
.5" x 1" x .065 A513-1 HREW 0.606
1/2" x 1-1/4" rectangular steel tube
Size#/ft
.5" x 1.25" x .065 A513-1 HREW 0.716
1/2" x 1-1/2" rectangular steel tube
Size#/ft
.5" x 1.5" x .049 A513-1 CREW 0.634
.5" x 1.5" x .065 A513-1 CREW 0.826
.5" x 1.5" x .083 A513-1 HREW 1.035
1/2" x 2" rectangular steel tube
Size#/ft
.5" x 2" x .065 A513-1 CREW 0.971
3/4" x 1" rectangular steel tube
Size#/ft
.75" x 1" x .065 A513-1 CREW 0.665
3/4" x 1-1/2" rectangular steel tube
Size#/ft
.75" x 1.5" x .049 A513-1 CREW 0.717
.75" x 1.5" x .065 A513-1 HREW 0.937
.75" x 1.5" x .075 A513-1 HREW 1.031
.75" x 1.5" x .083 A513-1 HREW 1.176
.75" x 1.5" x .095 A513-1 HREW 1.331
.75" x 1.5" x .120 A513-1 HREW 1.640
3/4" x 2" rectangular steel tube
Size#/ft
.75" x 2" x .065 A513-1 CREW 1.158
.75" x 2" x .095 A513-1 HREW 1.654
1" x 1-1/4" rectangular steel tube
Size#/ft
1" x 1.25" x .065 A513-1 HREW 0.100
1" x 1.25" x .120 A513-1 HREW 1.640
1" x 1-1/2" rectangular steel tube
Size#/ft
1" x 1.5" x .049 A513-1 CREW 0.800
1" x 1.5" x .065 A513-1 HREW 1.048
1" x 1.5" x .075 A513-1 HREW 1.192
1" x 1.5" x .083 A513-1 HREW 1.317
1" x 1.5" x .095 A513-1 HREW 1.492
1" x 1.5" x .120 A513-1 HREW 1.844
1" x 2" rectangular steel tube
Size#/ft
1" x 2" x .049 A513-1 CREW 0.967
1" x 2" x .065 A513-1 HREW 1.269
1" x 2" x .065 A513-1 GALV 1.269
1" x 2" x .075 A513-1 HREW 1.398
1" x 2" x .083 A513-1 HREW 1.600
1" x 2" x .095 A513-1 HREW 1.815
1" x 2" x .109 A513-1 HREW 2.062
1" x 2" x .120 A513-1 HREW 2.252
1" x 2" x .188 A513-1 HREW 3.352
1" x 2-1/2" rectangular steel tube
Size#/ft
1" x 2.5" x .065 A513-1 HREW 1.490
1" x 2.5" x .083 A513-1 HREW 1.881
1" x 2.5" x .120 A513-1 HREW 2.660
1" x 3" rectangular steel tube
Size#/ft
1" x 3" x .065 A513-1 HREW 1.711
1" x 3" x .083 A513-1 HREW 2.100
1" x 3" x .095 A513-1 HREW 2.380
1" x 3" x .120 A513-1 HREW 3.050
1" x 3" x .188 A513-1 HREW 4.320
1" x 3-1/2" rectangular steel tube
Size#/ft
1" x 3.5" x .083 A513-1 HREW 2.446
1" x 3.5" x .120 A500B HSS 3.476
1" x 3.5" x .180 A500B HSS 5.065
1" x 4" rectangular steel tube
Size#/ft
1" x 4" x .120 A513-1 HREW 4.038
1-1/8" x 1-3/4" Caprail
Size#/ft
1.125" x 1.75" x .075 A513-1 HREW 1.175
1-1/4" x 2" rectangular steel tube
Size#/ft
1.250" x 2" x .065 A513-1 CREW 1.379
1.250" x 2" x .083 A513-1 HREW 1.741
1.250" x 2" x .120 A513-1 HREW 2.456
1-1/4 x 2-1/2" rectangular steel tube
Size#/ft
1.250" x 2.5" x .083 A513-1 HREW 2.023
1.250" x 2.5" x .120 A513-1 HREW 2.864
1-1/2" x 2" rectangular steel tube
Size#/ft
1.5" x 2" x .065 A513-1 CREW 1.489
1.5" x 2" x .075 A513-1 HREW 1.643
1.5" x 2" x .083 A513-1 HREW 1.881
1.5" x 2" x .095 A513-1 HREW 2.138
1.5" x 2" x .120 A513-1 HREW 2.660
1.5" x 2" x .188 A513-1 HREW 3.990
1-1/2" x 2-1/2" rectangular steel tube
Size#/ft
1.5" x 2.5" x .065 A513-1 CREW 1.711
1.5" x 2.5" x .083 A513-1 HREW 2.100
1.5" x 2.5" x .120 A513-1 HREW 3.050
1.5" x 2.5" x .188 A500B HSS 4.320
1.5" x 2.5" x .250 A500B HSS 5.410
1-1/2" x 3" rectangular steel tube
Size#/ft
1.5" x 3" x .065 A513-1 CREW 1.890
1.5" x 3" x .083 A513-1 HREW 2.390
1.5" x 3" x .095 A513-1 HREW 2.700
1.5" x 3" x .109 A513-1 HREW 3.190
1.5" x 3" x .120 A513-1 HREW 3.900
1.5" x 3" x .188 A500B HSS 4.960
1.5" x 3" x .250 A500B HSS 6.250
1-1/2" x 3-1/2" rectangular steel tube
Size#/ft
1.5" x 3.5" x .083 A513-1 HREW 2.670
1.5" x 3.5" x .120 A513-1 HREW 3.900
1.5" x 3.5" x .188 A500B HSS 5.600
1.5" x 3.5" x .250 A500b HSS 7.110
1-1/2" x 4" rectangular steel tube
Size#/ft
1.5" x 4" x .083 A513-1 HREW 3.010
1.5" x 4" x .095 A513-1 HREW 3.430
1.5" x 4" x .120 A513-1 HREW 4.291
1.5" x 4" x .188 A500B HSS 6.291
2" x 3" rectangular steel tube
Size#/ft
2" x 3" x .065 A513-1 HREW 2.120
2" x 3" x .075 A513-1 HREW 2.474
2" x 3" x .083 A513-1 HREW 2.670
2" x 3" x .095 A513-1 HREW 3.030
2" x 3" x .120 A500B HSS 3.760
2" x 3" x .188 A500B HSS 5.590
2" x 3" x .250 A500B HSS 7.100
2" x 3" x .313 A500B HSS 8.430
2" x 4" rectangular steel tube
Size#/ft
2" x 4" x .065 A513-1 HREW 2.595
2" x 4" x .083 A513-1 HREW 2.292
2" x 4" x .120 A500B HSS 4.570
2" x 4" x .188 A500B HSS 6.870
2" x 4" x .250 A500B HSS 8.800
2" x 4" x .313 A500B HSS 10.580
2" x 4" x .375 A500B HSS 12.160
2" x 5" rectangular steel tube
Size#/ft
2" x 5" x .120 A500B HSS 5.390
2" x 5" x .188 A500B HSS 8.150
2" x 5" x .250 A500B HSS 10.510
2" x 5" x .313 A500B HSS 12.700
2" x 5" x .375 A500B HSS 14.710
2" x 6" rectangular steel tube
Size#/ft
2" x 6" x .083 A513-1 HREW 4.360
2" x 6" x .120 A500B HSS 6.210
2" x 6" x .188 A500B HSS 9.420
2" x 6" x .250 A500B HSS 12.210
2" x 6" x .313 A500B HSS 14.830
2" x 6" x .375 A500B HSS 17.270
2" x 7" rectangular steel tube
Size#/ft
2" x 7" x .188 A500B HSS 10.700
2" x 7" x .250 A500B HSS 13.910
2" x 8" rectangular steel tube
Size#/ft
2" x 8" x .120 A500B HSS 7.830
2" x 8" x .188 A500B HSS 11.970
2" x 8" x .250 A500B HSS 15.620
2" x 8" x .313 A500B HSS 19.080
2" x 8" x .375 A500B HSS 22.370
2" x 10" rectangular steel tube
Size#/ft
2" x 10" x .188 A500B HSS 14.530
2" x 10" x .250 A500B HSS 19.020
2" x 10" x .313 A500B HSS 23.340
2" x 10" x .375 A500B HSS 27.480
2" x 12" rectangular steel tube
Size#/ft
2" x 12" x .188 A500B HSS 17.080
2" x 12" x .250 A500B HSS 22.420
2" x 12" x .313 A500B HSS 27.510
2" x 12" x .375 A500B HSS 32.580
2-1/2" x 3" rectangular steel tube
Size#/ft
2.5" x 3" x .120 A500B HSS 4.330
2.5" x 3" x .188 A500B HSS 6.250
2.5" x 3" x .250 A500B HSS 7.970
2-1/2" x 3-1/2" rectangular steel tube
Size#/ft
2.5" x 3.5" x .120 A500B HSS 4.750
2.5" x 3.5" x .188 A500B HSS 6.880
2.5" x 3.5" x .250 A500B HSS 8.800
2-1/2" x 4" rectangular steel tube
Size#/ft
2.5 x 4 x .120 A500B HSS 5.108
2.5 x 4 x .188 A500B HSS 7.513
2.5 x 4 x .250 A500B HSS 9.652
2-1/2" x 5" rectangular steel tube
Size#/ft
2.5" x 5" x .120 A500B HSS 6.163
2.5" x 5" x .188 A500B HSS 8.753
2.5" x 5" x .250 A500B HSS 11.361
3" x 4" rectangular steel tube
Size#/ft
3" x 4" x .083 A513-1 HREW 3.800
3" x 4" x .120 A500B HSS 5.390
3" x 4" x .188 A500B HSS 8.150
3" x 4" x .250 A500B HSS 10.510
3" x 4" x .313 A500B HSS 12.700
3" x 4" x .375 A500B HSS 14.290
3" x 5" rectangular steel tube
Size#/ft
3" x 5" x .120 A500B HSS 6.210
3" x 5" x .188 A500B HSS 9.420
3" x 5" x .250 A500B HSS 12.210
3" x 5" x .313 A500B HSS 14.830
3" x 5" x .375 A500B HSS 17.270
3" x 5" x .500 A500B HSS 21.630
3" x 6" rectangular steel tube
Size#/ft
3" x 6" x .120 A500B HSS 7.020
3" x 6" x .188 A500B HSS 10.700
3" x 6" x .250 A500B HSS 13.910
3" x 6" x .313 A500B HSS 16.960
3" x 6" x .375 A500B HSS 19.820
3" x 6" x .500 A500B HSS 25.010
3" x 7" rectangular steel tube
Size#/ft
3" x 7" x .188 A500B HSS 11.970
3" x 7" x .250 A500B HSS 15.620
3" x 7" x .313 A500B HSS 19.080
3" x 7" x .375 A500B HSS 22.370
3" x 7" x .500 A500B HSS 28.430
3" x 8" rectangular steel tube
Size#/ft
3" x 8" x .120 A500B HSS 8.695
3" x 8" x .188 A500B HSS 13.250
3" x 8" x .250 A500B HSS 17.320
3" x 8" x .313 A500B HSS 21.210
3" x 8" x .375 A500B HSS 24.930
3" x 8" x .500 A500B HSS 31.810
3" x 9" rectangular steel tube
Size#/ft
3" x 9" x .250 A500B HSS 19.020
3" x 9" x .313 A500B HSS 23.340
3" x 9" x .375 A500B HSS 27.480
3" x 9" x .500 A500B HSS 35.240
3" x 10" rectangular steel tube
Size#/ft
3" x 10" x .188 A500B HSS 15.800
3" x 10" x .250 A500B HSS 20.720
3" x 10" x .313 A500B HSS 25.420
3" x 10" x .375 A500B HSS 30.020
3" x 10" x .500 A500B HSS 41.490
3" x 10" x .625 A500B HSS 47.730
3" x 12" rectangular steel tube
Size#/ft
3" x 12" x .188 A500B HSS 18.350
3" x 12" x .250 A500B HSS 24.120
3" x 12" x .313 A500B HSS 31.000
3" x 12" x .375 A500B HSS 35.140
3" x 12" x .500 A500B HSS 44.190
4" x 5" rectangular steel tube
Size#/ft
4" x 5" x .188 A500B HSS 10.700
4" x 5" x .250 A500B HSS 13.910
4" x 5" x .313 A500B HSS 16.960
4" x 5" x .375 A500B HSS 19.820
4" x 5" x .500 A500B HSS 25.010
4" x 6" rectangular steel tube
Size#/ft
4" x 6" x .120 A500B HSS 7.840
4" x 6" x .188 A500B HSS 11.970
4" x 6" x .250 A500B HSS 15.620
4" x 6" x .313 A500B HSS 19.080
4" x 6" x .375 A500B HSS 22.370
4" x 6" x .500 A500B HSS 28.430
4" x 7" rectangular steel tube
Size#/ft
4" x 7" x .188 A500B HSS 13.250
4" x 7" x .250 A500B HSS 17.320
4" x 7" x .313 A500B HSS 21.270
4" x 7" x .375 A500B HSS 24.930
4" x 7" x .500 A500B HSS 31.840
4" x "8 rectangular steel tube
Size#/ft
4" x 8" x .120 A500B HSS 9.480
4" x 8" x .188 A500B HSS 14.530
4" x 8" x .250 A500B HSS 19.020
4" x 8" x .313 A500B HSS 23.340
4" x 8" x .375 A500B HSS 27.480
4" x 8" x .500 A500B HSS 35.240
4" x 8" x .625 A500B HSS 42.270
4" x 10" rectangular steel tube
Size#/ft
4" x 10" x .188 A500B HSS 17.080
4" x 10" x .250 A500B HSS 22.420
4" x 10" x .313 A500B HSS 27.590
4" x 10" x .375 A500B HSS 32.580
4" x 10" x .500 A500B HSS 42.050
4" x 10" x .625 A500B HSS 50.760
4" x 12" rectangular steel tube
Size#/ft
4" x 12" x .188 A500B HSS 19.630
4" x 12" x .250 A500B HSS 25.820
4" x 12" x .313 A500B HSS 31.840
4" x 12" x .375 A500B HSS 37.690
4" x 12" x .500 A500B HSS 48.850
4" x 12" x .625 A500B HSS 59.320
4" x 14" rectangular steel tube
Size#/ft
4" x 14" x .188 A500B HSS 22.180
4" x 14" x .188 A500B HSS 29.230
4" x 14" x .313 A500B HSS 36.100
4" x 14" x .375 A500B HSS 42.790
4" x 14" x .500 A500B HSS 55.660
4" x 14" x .625 A500B HSS 67.820
4" x 16" rectangular steel tube
Size#/ft
4" x 16" x .250 A500B HSS 32.630
4" x 16" x .313 A500B HSS 40.350
4" x 16" x .375 A500B HSS 47.900
4" x 16" x .500 A500B HSS 62.460
4" x 16" x .625 A500B HSS 76.330
4" x 20" rectangular steel tube
Size#/ft
4" x 20" x .313 A500B HSS 48.860
4" x 20" x .375 A500B HSS 58.100
4" x 20" x .500 A500B HSS 76.070
5" x 6" rectangular steel tube
Size#/ft
5" x 6" x .250 A500B HSS 17.320
5" x 6" x .313 A500B HSS 21.270
5" x 6" x .375 A500B HSS 24.930
5" x 6" x .500 A500B HSS 31.840
5" x 7" rectangular steel tube
Size#/ft
5" x 7" x .188 A500B HSS 14.530
5" x 7" x .250 A500B HSS 19.020
5" x 7" x .313 A500B HSS 23.340
5" x 7" x .375 A500B HSS 27.480
5" x 7" x .500 A500B HSS 35.240
5" x 7" x .625 A500B HSS 43.670
5" x 9" rectangular steel tube
Size#/ft
5" x 9" x .250 A500B HSS 22.420
5" x 9" x .313 A500B HSS 27.590
5" x 9" x .375 A500B HSS 32.580
5" x 9" x .500 A500B HSS 42.050
5" x 9" x .625 A500B HSS 50.770
5" x 10" rectangular steel tube
Size#/ft
5" x 10" x .188 A500B HSS 18.350
5" x 10" x .250 A500B HSS 24.120
5" x 10" x .375 A500B HSS 35.130
5" x 10" x .500 A500B HSS 45.500
5" x 10" x .625 A500B HSS 55.850
6" x 8" rectangular steel tube
Size#/ft
6" x 8" x .188 A500B HSS 17.080
6" x 8" x .250 A500B HSS 22.420
6" x 8" x .313 A500B HSS 27.590
6" x 8" x .375 A500B HSS 32.580
6" x 8" x .500 A500B HSS 42.050
6" x 8" x .625 A500B HSS 50.770
6 x 9" rectangular steel tube
Size#/ft
6" x 9" x .250 A500B HSS 24.120
6" x 9" x .375 A500B HSS 34.270
6" x 9" x 500 A500B HSS 45.500
6" x 9" x .625 A500B HSS 55.850
6" x 10" rectangular steel tube
Size#/ft
6" x 10" x .188 A500B HSS 19.630
6" x 10" x .250 A500B HSS 25.820
6" x 10" x .313 A500B HSS 31.840
6" x 10" x .375 A500B HSS 37.690
6" x 10" x .500 A500B HSS 48.850
6" x 10" x 625 A500B HSS 59.320
6" x 12" rectangular steel tube
Size#/ft
6" x 12" x .188 A500B HSS 22.180
6" x 12" x .250 A500B HSS 29.230
6" x 12" x .313 A500B HSS 36.100
6" x 12" x .375 A500B HSS 42.790
6" x 12" x .500 A500B HSS 55.660
6" x 12" x .625 A500B HSS 67.820
6" x 14" rectangular steel tube
Size#/ft
6" x 14" x .250 A500B HSS 32.630
6" x 14" x .313 A500B HSS 40.350
6" x 14" x .375 A500B HSS 47.900
6" x 14" x .500 A500B HSS 62.460
6" x 14" x .625 A500B HSS 76.330
6" x 18" rectangular steel tube
Size#/ft
6" x 18" x .250 A500B HSS 39.430
6" x 18" x .313 A500B HSS 48.860
6" x 18" x .375 A500B HSS 58.100
6" x 18" x .500 A500B HSS 76.070
6" x 18" x .625 A500B HSS 93.250
7" x 9" rectangular steel tube
Size#/ft
7" x 9" x .188 A500B HSS 19.630
7" x 9" x .250 A500B HSS 25.820
7" x 9" x .313 A500B HSS 31.840
7" x 9" x .375 A500B HSS 37.690
7" x 9" x .500 A500B HSS 48.850
7" x 9" x .625 A500B HSS 59.320
8" x 10" rectangular steel tube
Size#/ft
8" x 10" x .188 A500B HSS 22.180
8" x 10" x .250 A500B HSS 29.230
8" x 10" x .313 A500B HSS 36.100
8" x 10" x .375 A500B HSS 42.790
8" x 10" x .500 A500B HSS 55.660
8" x 10" x .625 A500B HSS 67.820
8" x 12" rectangular steel tube
Size#/ft
8" x 12" x .188 A500B HSS 24.730
8" x 12" x .250 A500B HSS 32.630
8" x 12" x .313 A500B HSS 40.350
8" x 12" x .375 A500B HSS 47.900
8" x 12" x .500 A500B HSS 62.460
8" x 12" x .625 A500B HSS 76.330
8" x 16" rectangular steel tube
Size#/ft
8" x 16" x .250 A500B HSS 39.430
8" x 16" x .313 A500B HSS 48.860
8" x 16" x .375 A500B HSS 58.100
8" x 16" x .500 A500B HSS 76.070
8" x 16" x .625 A500B HSS 93.250
8" x 20" rectangular steel tube
Size#/ft
8" x 20" x .313 A500B HSS 57.450
8" x 20" x .375 A500B HSS 68.310
8" x 20" x .500 A500B HSS 89.680
8" x 20" x .625 A500B HSS 110.350
10" x 12" rectangular steel tube
Size#/ft
10" x 12" x .250 A500B HSS 36.550
10" x 12" x .375 A500B HSS 52.990
10" x 12" x .500 A500B HSS 69.260
10" x 14" rectangular steel tube
Size#/ft
10" x 14" x .250 A500B HSS 39.430
10" x 14" x .313 A500B HSS 48.860
10" x 14" x .375 A500B HSS 58.100
10" x 14" x .500 A500B HSS 76.070
10" x 14" x .625 A500B HSS 93.360
12" x 16" rectangular steel tube
Size#/ft
12" x 16" x .313 A500B HSS 57.360
12" x 16" x .375 A500B HSS 68.310
12" x 16" x .500 A500B HSS 89.680
12" x 16" x .625 A500B HSS 110.350
12" x 20" rectangular steel tube
Size#/ft
12" x 20" x .313 A500B HSS 65.870
12" x 20" x .375 A500B HSS 78.520
12" x 20" x .500 A500B HSS 103.300
12" x 20" x .625 A500B HSS 127.340

Contact Totten Tubes for sizes not shown.