Square Steel HSS Tube
HSS, standing for hollow structural section, is a hollow structural profile also known as square tube. Square tube is a long steel with a hollow section and no seams around it. Moreover, square tubes are made of hollow sections and are generally used as pipes for conveying fluids.
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- Spot Warehouse
- Product Inspection
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- Commodity name: Square Steel HSS Tube
HSS, standing for hollow structural section, is a hollow structural profile also known as square tube. Square tube is a long steel with a hollow section and no seams around it. Moreover, square tubes are made of hollow sections and are generally used as pipes for conveying fluids.
Square Steel HSS Tube Description
HSS usually has two shapes of square and rectangular. Square steel HSS tube sizes usually include 20x20mm, 30x30mm, 40x40mm, 50x50mm, etc. The common wall thickness of HSS tube are generally 0.8mm, 1.0mm, and 1.2mm. The wall thickness of square steel HSS tube varies according to different standards and requirements, and the appropriate wall thickness is selected according to the specific needs. The standard specifications of square steel HSS tube include dimensions, wall thickness, materials and production processes. According to the standards of different countries and regions, the specifications of HSS tube are different. Understanding and complying with the corresponding standard specifications can ensure the quality and performance of square steel HSS tube in use. The material of square steel HSS tube is usually carbon steel, and there is also a small amount of stainless steel. The common materials of carbon steel HSS are Q235B, Q345B, and the common materials of stainless steel HSS are 304, 316. Square steel HSS tubes are widely used in machinery manufacturing, construction industry, metallurgical industry, agricultural vehicles, automobile industry, railways, highway guardrails, container frames, furniture, decoration and steel structure fields.
Product Parameters
External Size
in InchesWall Thickness
in InchesWeight
Per Foot1/2 x 1/2 0.063 0.38 5/8 x 5/8 0.063 0.50 3/4 x 3/4 0.063 0.61 7/8 x 7/8 0.063 0.72 1 x 1 0.063 0.83 0.100 1.14 0.125 1.35 1 1/4 x 1 1/4 0.063 1.05 0.100 1.48 0.125 1.78 1 1/2 x 1 1/2 0.063 1.27 0.100 1.82 0.125 2.21 0.188 3.05 0.250 4.42 2 x 2 0.063 1.69 0.100 2.50 0.125 3.06 0.188 4.33 0.250 5.41 2 1/2 x 2 1/2 0.125 3.91 0.188 5.61 0.250 7.11 3 x 3 0.125 4.76 0.188 6.89 0.250 8.81 0.313 10.57 0.375 12.17 3 1/2 x 3 1/2 0.125 5.60 0.188 8.17 0.250 10.51 0.375 14.71 External Size
in InchesWall Thickness
in InchesWeight
Per Foot4 x 4 0.125 6.46 0.188 9.45 0.250 12.21 0.313 14.82 4 x 4 0.375 17.27 0.500 21.63 5 x 5 0.188 12.00 0.250 15.62 0.313 19.08 0.375 22.37 0.500 28.43 6 x 6 0.188 14.56 0.250 19.02 0.313 23.35 0.375 27.48 0.500 35.24 7 x 7 0.188 17.13 0.250 22.42 0.375 32.57 8 x 8 0.188 19.70 0.250 25.82 0.313 31.84 0.375 37.69 0.500 48.45 10 x 10 0.250 32.60 0.375 47.90 0.500 62.20 12 x 12 0.250 39.43 0.500 76.07 Application of Square Steel HSS Tube
● Buildings
● Bridges
● Towers
● Sign supports
● Drilling platforms
● And other critical infrastructure. -
Square Steel HSS Tube - Stock Warehouse
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Square Steel HSS Tube - Product Inspection
Tensile Strength Testing Tensile Strength Testing Physical Performance Testing Chemical Composition Testing 
Inspection Hardness Testing Spectral Detection Mechanical Properties -
Square Steel HSS Tube - Product Measurement
Measurement Measurement Measurement Width Measurement -
Square Steel HSS Tube - Product Packaging
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