Rectangular Hollow Section Supplier
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Today, Rectangular Hollow Section suppliers produce it excellently with the help of the latest technology and equipment, and with excellent quality raw materials. They assure their esteemed customer that they do not compromise the quality of the product. You very well understand how important a product’s quality is for users to meet application requirements. The manufacturers are encouraging their employers to deliver the best and satisfy the requirements of the clients in the industry. We sell our product at market price so that it does not become difficult for the purchaser to buy those in bulk. The hollow section pipes have the characteristics that they are rust free, resistant to corrosion, durable, safe, wieldable, easy to use, etc. Therefore, it makes the product suitable for use in various industries. As a structural section, the Rectangular Hollow Section tube is commonly used. The pipes are produced to give greater strength and solder ability. It is 50 mm x 25 mm to 450 mm x 250 mm in size. The width of the wall in larger sections ranges between 2 mm and 20 mm. We are a leading Rectangular Hollow Section Supplier in Kolkata, West Bengal, Odisha, Bihar, Jharkhand & all over India
Cold Formed Rectangular Hollow Section Specification
- Standard : BS EN 10219 – Cold Formed Welded Structural Hollow Sections of Non-alloy and Fine Grain Steels
- RHS Sizes: 40mm*20mm – 240*120mm
- Wall Thickness : 1.6mm-16.0mm
- Length : 6000-14000 mm
- Type : Seamless/ Welded / ERW
- Dimensional Tolerances : Thickness : (All sizes +/- 10%)
- Packing : In bundles, Ends can be bevelled or rectangular cut, End Capped Certification & supplementary test,Anti-corrosion heat preservation, Varnish coating, Finishing & Identity Mark
- Available Grades : S355J2H, S275J0H,S235JRH, S355J0H, S275J2H, S355J2+N, IS 4923 / ASTM A500 / As Per Requirement Surface Protection: Pre-Galvanized,Black (Self Coloured uncoated), Hot Dip Galvanized, Varnish/Oil Coating
Dimensions and Section Properties of Rectangular Hollow Sections (RHS)
| Depth (mm) | Width (mm) | Thickness (mm) | Moment of inertia (cm) | Elastic Moudlas (cm) | Plastic Modulas (cm) | Redius of gyration (cm) | Area Cm3 | Weight Kg/m | Mtrs/MT | Outer surface area/m | ||||
| x.x Axis | y.y Axis | x.x Axis | y.y Axis | x.x Axis | y.y Axis | x-x Axis | y-y Axis | |||||||
| 50 50 50 50 | 25 25 25 25 | 2 2.6 3.2 4 | 8.38 10.16 11.63 13.13 | 2.81 3.86 3.80 4.23 | 3.35 4.06 4.65 5.25 | 2.25 2.69 6.14 7.13 | 4.26 5.26 6.14 7.13 | 2.62 3.21 3.73 4.29 | 1.75 1.71 1.68 1.63 | 1.01 0.99 0.96 0.92 | 2.74 3.46 4.13 4.95 | 2.15 2.71 3.24 3.88 | 465.47 368.69 308.73 257.50 | 0.140 0.137 0.133 0.129 |
| 60 60 60 60 | 40 40 40 40 | 2.6 2.9 3.6 4.5 | 22.76 24.74 28.90 33.30 | 12.09 13.11 15.23 17.43 | 7.59 8.25 9.63 11.10 | 6.05 6.56 7.62 8.72 | 9.36 10.24 12.16 14.32 | 7.07 7.73 9.15 10.75 | 2.19 2.17 2.13 2.08 | 1.59 1.58 1.55 1.51 | 4.76 5.25 6.35 7.87 | 3.73 4.12 4.98 6.02 | 267.89 242.80 200.70 166.14 | 0.187 0.185 0.181 0.177 |
| 66 66 66 66 | 33 33 33 33 | 2.6 2.9 3.6 4.5 | 25.15 27.33 31.87 36.64 | 8.43 9.12 10.52 11.93 | 7.62 8.28 9.86 11.10 | 5.11 5.53 6.37 7.23 | 9.68 10.59 12.56 14.76 | 5.94 6.49 7.65 8.94 | 2.31 2.29 2.25 2.20 | 1.34 1.33 1.29 1.25 | 4.70 5.19 6.28 7.58 | 3.69 4.07 4.93 5.95 | 270.89 245.52 203.00 | 0.185 0.183 0.179 0.175 |
| 75 75 75 75 75 | 25 25 25 25 25 | 2.6 2.9 3.2 3.6 4.5 | 29.39 31.91 34.26 37.13 42.55 | 5.00 5.38 5.72 6.12 6.81 | 7.84 8.51 9.14 9.90 11.35 | 4.00 4.30 4.57 4.89 5.454 | 10.39 11.87 12.30 13.47 15.82 | 4.67 5.08 5.47 5.95 6.89 | 2.49 2.47 2.45 2.42 2.36 | 1.03 1.01 1.00 0.98 0.94 | 4.76 5.25 5.73 6.35 7.67 | 3.73 4.12 4.50 4.98 6.02 | 267.89 242.80 222.47 200.70 166.14 | 0.187 0.185 0.183 0.181 0.177 |
| 80 80 80 80 80 | 40 40 40 40 40 | 2.6 2.9 3.2 4 4.8 | 46.58 50.86 54.94 64.78 73.21 | 15.73 17.11 18.41 21.48 24.03 | 11.64 12.72 13.73 16.20 18.30 | 7.87 8.56 9.21 10.74 12.77 14.60 | 2.84 2.82 2.80 2.75 2.71 | 1.65 1.63 1.62 1.59 1.55 | 5.80 6.41 7.01 8.55 10.00 | 1.65 1.63 1.62 1.59 1.55 | 5.80 6.41 7.01 8.55 10.00 | 4.55 5.03 5.50 6.71 7.85 | 219.82 198.84 181.82 149.04 127.34 | 0.227 0.225 0.223 0.219 0.215 |
| 96 96 96 | 48 48 48 | 3.2 4 4.8 | 98.60 117.53 134.34 | 33.28 39.32 44.55 | 20.54 24.49 27.99 | 13.87 16.38 18.56 | 25.8531.20 36.13 | 15.91 19.14 22.07 | 3.40 3.35 3.30 | 1.97 1.94 1.90 | 8.54 10.47 12.31 | 6.71 8.22 9.66 | 149.13 121.70 103.50 | 0.271 0.267 0.263 |
| 100 100 | 50 50 | 3.2 4 | 112.28 134.12 | 37.95 44.95 | 22.46 26.82 | 15.18 17.98 | 28.20 34.10 | 17.37 20.93 | 3.55 3.50 | 2.06 2.03 | 8.93 10.95 | 7.01 8.59 | 142.71 116.37 | 0.283 0.279 |
| 122 122 122 | 61 61 61 | 3.6 4.5 5.4 | 232.59 278.91 320.80 | 78.82 93.78 107.02 | 38.13 45.72 52.59 | 25.84 30.75 35.09 | 47.71 57.84 67.28 | 29.42 35.55 41.22 | 4.34 4.29 4.24 | 2.53 2.49 2.45 | 12.32 15.14 17.85 | 9.67 11.88 14.01 | 103.37 84.15 71.39 | 0.347 0.343 0.338 |
| 145 145 | 82 82 | 4.8 4.8 | 555.12 610.80 | 228.49 250.58 | 76.57 84.25 | 55.73 61.12 | 94.93 105.06 | 63.93 70.06 | 5.23 5.20 | 3.36 3.33 | 20.28 22.60 | 15.92 17.74 | 62.83 56.37 | 0.429 0.426 |
General technical specification :
- Length 6.0m ±0.05m Customized Length ranging 4m to 10m
- May be supplied
- Thickness for all sizes: ±0.5mm
- Outer Dimesnsion ±1% with a minimum of ± 0.5
- Corner Squarenss 90◦ ± 2◦
- Corner Radii Maximum : 3× (thickness of the section)
- Weight On individual length : 10%, -8% on lots of 10 MT : ±7.5%
- Straightness Minimum 1: 200th of any length measured along the centre
- Line (mill straightened condition ) unless otherwise specially arranged.
- Twist Tolerances Maximum 2mm ± 0.5mm /m length – measured relative vertical
- Shift of any adjacent corner of the section measured by keeping one side on flat surface.
- End Finish Plain ended – Mechanically sheared , mill – cut finish without machinig.
- Surface finish Raw Material Black without any surface treatment or oiling or varnishing .
- Sulphur content : 0.08% max, Phosphorus content :0.05% max, Equivalent carbon percentage well within specified weldability limits with matching physical properties
MARKING AND PACKING
Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All flanges are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.
QUALITY ASSURANCE
At Taher Brothers, all fittings and flanges are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.
TEST CERTIFICATES
Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report
SHIPPING POLICY
Delivery time and delivery dates are based on the “type and quantity” of steel ordered. Our sales team will provide a delivery schedule when quoting to you. On rare occasions the delivery schedule may change so please check with our sales department when placing any orders.
Orders will be sent out within 2-3 business days, and may take up to 5-10 business days in transit. If ANSI/ASME B16.9 Butt weld Pipe Cap is out of stock, orders may take up to 2-4 weeks to ship. Taher Brothers will notify buyer if this situation occurs.
USES & APPLICATION
| Chemical | Oil Mills | Petrochemical | Mining | Refineries | Construction |
| Fertilizers | Shipbuilding | Power Plant | Steel Plant | Nuclear Power | Offshore |
| Oil & Gas | Defence | Paper | Ports | Breweries | Railway |
| Cement | Engineering Co. | Sugar & | Government Org. etc. |