Hollow Structural Section

ASTM-A500-Hollow-structural-section-square-pipe-SHS

Overview of Hollow Structural Section

When you think of robust, efficient, and versatile steel products, Hollow Structural Sections (HSS) should be at the forefront. These manufactured hollow steel sections, available in circular, rectangular, or square cross-sections, are rapidly gaining traction in the global building industry. In fact, in the United States alone, they account for about 18% of the structural steel market. Whether you’re eyeing architecturally exposed structural steel, truss structures, or basic vertical bracing elements, HSS stands out as a top choice. Their adaptability extends beyond construction; they’re also ideal for scaffolding, bridges, staircases, furniture designs, and more. With an impressive strength-to-weight ratio, economic benefits, and simplicity compared to other steel products, HSS promises to revolutionize your construction and design projects, delivering both functionality and aesthetic appeal. As a go-to choice in various industries, HSS provides durable and reliable solutions for a multitude of applications.

Available Sizes of Hollow Structural Section

schematic-diagram-of-pipe-dimension

HSS offers you a comprehensive range of shapes and sizes, ensuring you find the perfect fit for your project. Whether you’re in need of circular hollow sections (CHS), rectangular hollow sections (RHS), or square hollow sections (SHS), there’s a variant tailored to your requirements. Some HSS products adhere to A1085 standards, ensuring enhanced weathering performance and longevity in various environmental conditions. Some adhere to American Institute of Steel Construction (AISC) standards to ensure the quality and reliability of HSS.

Each type boasts its unique benefits, properties, and purposes. For instance, CHS is renowned for its clean lines and smoothness, while RHS offers a sleek form and clean shape, making it structurally sound for certain applications. SHS, on the other hand, strikes a balance between strength, functionality, and aesthetic appeal. If your desired size or shape isn’t readily available, rest assured that HSS can be effortlessly cut and modified to your exact specifications, ensuring you never have to compromise on your vision.

SizesWeightHeightWidthW. T.
[kg/m][mm][mm][mm]
20 x 20 x 2 SHS1.120202
20 x 20 x 2.5 SHS1.320202.5
25 x 25 x 2 SHS1425252
25 x 25 x 2.5 SHS1.725252.5
25 x 25 x 3 SHS225253
30 x 30 x 2 SHS1.730302
30 x 30 x 2.5 SHS2.130302.5
30 x 30 x 3 SHS2.530303
40 x 40 x 2.5 SHS2.940402.5
40 x 40 x 3 SHS3.440403
40 x 40 x 3.2 SHS3.640403.2
40 x 40 x 3.6 SHS440403.6
40 x 40 x 4 SHS4.440404
40 x 40 x 5 SHS5.340405
50 x 50 x 2.5 SHS3.750502.5
50 x 50 x 3 SHS4.450503
50 x 50 x 3.2 SHS4.650503.2
50 x 50 x 3.6 SHS5.150503.6
50 x 50 x 4 SHS5.650504
50 x 50 x 5 SHS6.950505
50 x 50 x 6 SHS850506
50 x 50 x 6.3 SHS8.350506.3
60 x 60 x 2.5 SHS4.560602.5
60 x 60 x 3 SHS5.360603
60 x 60 x 3.2 SHS5.660603.2
60 x 60 x 3.6 SHS6.360603.6
60 x 60 x 4 SHS6.960604
60 x 60 x 5 SHS8.460605
60 x 60 x 6 SHS9.960606
60 x 60 x 6.3 SHS10.360606.3
60 x 60 x 8 SHS12.560608
70 x 70 x 3 SHS6.270703
70 x 70 x 3.2 SHS6.670703.2
70 x 70 x 3.6 SHS7.470703.6
70 x 70 x 4 SHS8.270704
70 x 70 x 5 SHS1070705
70 x 70 x 6 SHS11.870706
70 x 70 x 6.3 SHS12.370706.3
70 x 70 x 8 SHS1570708
80 x 80 x 3 SHS7.280803
80 x 80 x 3.2 SHS7.680803.2
80 x 80 x 3.6 SHS8.580803.6
80 x 80 x 4 SHS9.480804
80 x 80 x 5 SHS11.680805
80 x 80 x 6 SHS13.680806
80 x 80 x 6.3 SHS14.280806.3
80 x 80 x 8 SHS17.880808
90 x 90 x 5 SHS13.190905
90 x 90 x 6 SHS15.590906
90 x 90 x 6.3 SHS16.290906.3
90 x 90 x 8 SHS20.190908
100 x 100 x 3.6 SHS10.81001003.6
100 x 100 x 4 SHS11.91001004
100 x 100 x 5 SHS14.71001005
100 x 100 x 6 SHS17.41001006
100 x 100 x 6.3 SHS18.21001006.3
100 x 100 x 8 SHS22.61001008
100 x 100 x 10 SHS27.410010010
120 x 120 x 4 SHS14.41201204
120 x 120 x 5 SHS181201205
120 x 120 x 6 SHS21.21201206
120 x 120 x 6.3 SHS22.21201206.3
120 x 120 x 8 SHS27.61201208
120 x 120 x 10 SHS33.712012010
120 x 120 x 12 SHS39.512012012
120 x 120 x 12.5 SHS40.912012012.5
140 x 140 x 5 SHS211401405
140 x 140 x 6 SHS24.91401406
140 x 140 x 6.3 SHS26.11401406.3
140 x 140 x 8 SHS32.61401408
140 x 140 x 10 SHS4014014010
140 x 140 x 12 SHS4714014012
140 x 140 x 12.5 SHS48.714014012.5
150 x 150 x 5 SHS22.61501505
150 x 150 x 6 SHS26.81501506
150 x 150 x 6.3 SHS28.11501506.3
150 x 150 x 8 SHS35.11501508
150 x 150 x 10 SHS43.115015010
150 x 150 x 12 SHS50.815015012
150 x 150 x 12.5 SHS52.715015012.5
150 x 150 x 16 SHS65.215015016
160 x 160 x 5 SHS24.11601605
160 x 160 x 6 SHS28.71601606
160 x 160 x 6.3 SHS30.11601606.3
160 x 160 x 8 SHS37.61601608
160 x 160 x 10 SHS46.316016010
160 x 160 x 12 SHS54.616016012
160 x 160 x 12.5 SHS56.616016012.5
160 x 160 x 16 SHS70.216016016
180 x 180 x 5 SHS27.31801805
180 x 180 x 6 SHS32.51801806
180 x 180 x 6.3 SHS341801806.3
180 x 180 x 8 SHS42.71801808
180 x 180 x 10 SHS52.518018010
180 x 180 x 12 SHS62.118018012
180 x 180 x 12.5 SHS64.418018012.5
180 x 180 x 16 SHS80.218018016
200 x 200 x 5 SHS30.42002005
200 x 200 x 6 SHS36.22002006
200 x 200 x 6.3 SHS382002006.3
200 x 200 x 8 SHS47.72002008
200 x 200 x 10 SHS58.820020010
200 x 200 x 12 SHS69.620020012
200 x 200 x 12.5 SHS72.320020012.5
200 x 200 x 16 SHS90.320020016
220 x 220 x 6 SHS402202206
220 x 220 x 6.3 SHS41.92202206.3
220 x 220 x 8 SHS52.72202208
220 x 220 x 10 SHS65.122022010
220 x 220 x 12 SHS77.222022012
220 x 220 x 12.5 SHS80.122022012.5
220 x 220 x 16 SHS10022022016
250 x 250 x 5 SHS38.32502505
250 x 250 x 6 SHS45.72502506
250 x 250 x 6.3 SHS47.92502506.3
250 x 250 x 8 SHS60.32502508
250 x 250 x 10 SHS74.525025010
250 x 250 x 12 SHS88.525025012
250 x 250 x 12.5 SHS91.925025012.5
250 x 250 x 16 SHS11525025016
260 x 260 x 6 SHS47.62602606
260 x 260 x 6.3 SHS49.92602606.3
260 x 260 x 8 SHS62.82602608
260 x 260 x 10 SHS77.726026010
260 x 260 x 12 SHS92.226026012
260 x 260 x 12.5 SHS95.826026012.5
260 x 260 x 16 SHS12026026016
300 x 300 x 6 SHS55.13003006
300 x 300 x 6.3 SHS57.83003006.3
300 x 300 x 8 SHS72.83003008
300 x 300 x 10 SHS90.230030010
300 x 300 x 12 SHS10730030012
300 x 300 x 12.5 SHS11230030012.5
300 x 300 x 16 SHS14130030016
350 x 350 x 8 SHS85.43503508
350 x 350 x 10 SHS10635035010
350 x 350 x 12 SHS12635035012
350 x 350 x 12.5 SHS13135035012.5
350 x 350 x 16 SHS16635035016
400 x 400 x 8 SHS97.94004008
400 x 400 x 10 SHS12240040010
400 x 400 x 12 SHS14540040012
400 x 400 x 12.5 SHS15140040012.5
400 x 400 x 16 SHS19140040016
400 x 400 x 20 SHS23540040020

Typical Production Standards of Hollow Structural Section

At UNIACERO, we understand the importance of adhering to the highest production standards. That’s why our HSS sections conform to globally recognized specifications, ensuring you receive products of unmatched quality and durability. While we will provide a comprehensive list of all the production standards applied to our HSS products, it’s essential to note that they typically align with the ASTM Specification A500. This specification covers cold-formed welded and seamless carbon steel structural tubing in round, square, rectangular, or special shapes for construction and structural purposes. This commitment to excellence guarantees that when you choose our HSS, you’re investing in products that meet stringent quality, safety, and performance benchmarks. Our dedication to these standards is a testament to our promise to deliver only the best to our esteemed clients.

How to Select the Right Hollow Structural Section

Selecting the right HSS for your project can seem daunting, but with our guidance, it becomes a seamless process. Begin by understanding the specific requirements of your project. Are you looking for strength, aesthetic appeal, or perhaps both? For projects requiring extensive joining and welding, RHS might be your best bet due to its flat surfaces. If you’re aiming for a balance between strength and visual appeal, consider the SHS. Remember, the key is to match the HSS’s properties with your project’s needs. Consider factors like the environment it will be used in, potential weight loads, and desired lifespan. With UNIACERO by your side, you’re not just purchasing steel; you’re investing in a partnership that prioritizes your success. We’re here to ensure you benefit from the unmatched versatility, efficiency, and beauty that HSS brings to the table.

Our Advantages

  1. Over 25 years of experience in pipeline production and installation.
  2. Comprehensive inspection equipment.
  3. Independent product serial numbers for traceability.
  4. Advanced production equipment – Seamer high-frequency welding machine from the United States.
  5. Complete qualifications – API 5L/API 5CT/FM/UL fire pipe certification, etc.
  6. Wide range of products – independently developed solar torque tubes, highly favored in the European market.
  7. Customers spread across the globe.
  8. Excellent after-sales service and sense of responsibility.

Application Scenarios

Our steel pipes are engineered to withstand high temperatures, corrosive environments, and varying pressures, ensuring reliability and safety in the complex petrochemical processes. 

Whether it’s transferring crude oil, natural gas, or chemical intermediates, the robustness and versatility of steel pipes make them indispensable components of the plant’s infrastructure, contributing to efficient production and maintenance of stringent safety standards.

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