| Type: | Welded |
|---|---|
| Technique: | Hot Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Black |
| Usage: | Machinery Industry, Construction & Decoration, 400X400mm Large Size Gr.B Black Square and Rectang |
| Section Shape: | Square |
| Samples: |
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| Customization: |
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Audited Supplier Tianjin Youfa International Trade Co., Ltd. offers a range of high-quality square and rectangular steel tubes. Our China Factory 4 X 4 Inch Galvanized Square Steel Pipe and 3X3 Inch Black Square Hollow Sections are perfect for construction projects. Made from durable carbon steel, these welded pipes are hot rolled for strength and reliability. Choose from a variety of sizes and dimensions to suit your needs. Trust Youfa for all your construction material steel tube requirements.
| Commodity | ASTM A500 q235b structure material black square steel tubing | ||
| Size | 20x20--400x400mm ( square) | 20x40--400x600mm (rectangular) | |
| Wall thickness | 1.3mm-20mm | ||
| Length | 5.8m/6m or based on your request | ||
| Standard | ASTM A500 Gr.A/B/C , EN10219, GB/T and so on | ||
| Surface | Black, or Galvanized and Oiled to prevent the rust | ||
| End finish | Plain end | ||
| Usage | construction, building materials | ||
| Packing | In bundles, packed in woven bag or as your request. | ||
| Delivery time | Within 30 days or as your request | ||
| Payment Terms | T/T or L/C at sight | ||
This product is a high-quality square steel pipe that is manufactured by Tianjin Youfa International Trade Co., Ltd. It is designed to meet the standards set by BS EN 10219-2:2006 for cold formed welded structural hollow sections of non-alloy and fine grain steels.
The square steel pipe has a size table that provides information on the weight per meter (kg/m). This allows you to easily determine the weight of the pipe based on its dimensions.
With its welded construction and use of carbon steel material, this square steel pipe offers excellent strength and durability. It is suitable for various applications, including construction projects and the creation of structures.
The galvanized coating on the 4 X 4 inch square steel pipe provides protection against corrosion, making it ideal for outdoor use. The black square hollow sections offer a sleek and modern appearance, making them suitable for a wide range of aesthetic preferences.
Whether you need a square steel tube or a rectangular steel tube, this product has you covered. It is a versatile construction material that can be used in various projects.
Key Features:
Don't miss out on the opportunity to purchase this high-quality square steel pipe. It is a reliable and durable construction material that will meet your needs. Order now and take advantage of our competitive prices!
| Dimensions | Wall thickness (mm) | ||||||||||
| 2.0 | 2.5 | 3.0 | 4.0 | 5.0 | 6.0 | 6.3 | 8.0 | 10 | 12 | 12.5 | |
| 20 | 1.05 | ||||||||||
| 25 | 1.36 | 1.64 | 1.89 | ||||||||
| 30 | 1.68 | 2.03 | 2.36 | ||||||||
| 40 | 2.31 | 2.82 | 3.30 | 4.20 | |||||||
| 50 | 2.93 | 3.60 | 4.25 | 5.45 | 6.56 | ||||||
| 60 | 3.56 | 4.39 | 5.19 | 6.71 | 8.13 | 9.45 | 9.55 | ||||
| 80 | 7.07 | 9.22 | 11.3 | 13.2 | 13.5 | 16.4 | |||||
| 100 | 8.96 | 11.7 | 14.4 | 17.0 | 17.5 | 21.4 | 25.6 | ||||
| 120 | 10.8 | 14.2 | 17.5 | 20.7 | 21.4 | 26.4 | 31.8 | 35.8 | |||
| 140 | 16.8 | 20.7 | 24.5 | 25.4 | 31.4 | 38.1 | 43.4 | ||||
| 150 | 18.0 | 22.3 | 26.4 | 27.4 | 33.9 | 41.3 | 47.1 | 48.7 | |||
| 160 | 19.3 | 23.8 | 28.3 | 29.3 | 36.5 | 44.4 | 50.9 | 52.6 | |||
| 180 | 21.8 | 27.0 | 32.1 | 33.3 | 41.5 | 50.7 | 58.5 | 60.5 | |||
| 200 | 24.3 | 30.1 | 35.8 | 37.2 | 46.5 | 57.0 | 66.0 | 68.3 | |||
| 250 | 38.0 | 45.2 | 47.1 | 59.1 | 72.7 | 84.8 | 88.0 | ||||
| 300 | 54.7 | 57.0 | 71.6 | 88.4 | 104.0 | 108.0 | |||||
| 350 | 84.2 | 104.0 | 123.0 | 127.0 | |||||||
| 400 | 120.0 | 141.0 | 147.0 | ||||||||
Welcome to Tianjin Youfa Steel Pipe Group, a leading manufacturer and exporter of high-quality steel pipes. Our company, Tianjin Youfa International Trade Co., Ltd., is a subsidiary dedicated to export trade.
| Main Products | Size | Wall Thickness | Production Line | Producing Capacity |
| ERW steel pipe | 1/2" -- 8" | 1.5mm--10.0mm | 13 | 1,000,000 tons per yesr |
| Hot-dipped galvanized steel pipe | 1/2"-8" | 1.5mm--10.0mm | 18 | 1,500,000 tons per year |
| Oil casing pipe, SSAW steel pipe | 219mm-2020mm | 5.0mm--28mm | 5 | 150,000 tons per year |
| Square/rectangular steel pipe | 20x20--400x400mm,20x40--400x600mm | 1.3mm--20mm | 10 | 800,000 tons per year |
| Hot-dip galvanized square/rectangular steel pipe | 20x20--200x200mm,20x40--250x150mm | 1.5mm--7.5mm | 3 | 250,000 tons per year |
| Steel-plastic complex steel pipe | 1/2"--12" | 1.5mm--10.0mm | 9 | 100,000 tons per year |
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