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Raian IonescuMaterial quality very good. we have cooperate more than 10 Years. They trade lots kinds of steel material. All material quality good. They duty for all material quality. We are planing continue cooperate with them in the future
Black Surface Treatment Square Steel Pipe and Rectangular Steel Tube in 30*30-500*500 Size Range for Pipeline Transport
Product Details
| Surface Treatment | Black | Section Shape | Square |
|---|---|---|---|
| Size Range | 30*30-500*500 | Round Pipe OD | 10mm - 1000mm |
| Round Pipe Thickness | 4mm - 30mm | Square Pipe Size | 10mm*10mm - 1000mm*1000mm |
| Square Pipe Thickness | 1.2mm - 30.0mm | Rectangle Pipe Size | 20mm*40mm - 400mm*700mm |
| Rectangle Pipe Thickness | 1.2mm - 30.0mm | Window Section Size | 28mm/38mm |
| Window Section Thickness | 0.5mm-1.5mm | Material Grades | A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140 |
| Standard Length | 6M | Production Capacity | 500000kgs |
| Monthly Capacity | 10,000MT | ||
| Highlight | Black Surface Treatment Square Steel Pipe,30*30-500*500 Size Range Rectangular Steel Tube,Pipeline Transport Application Hollow Steel Section |
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Product Description
Low Price ERW Black Carbon Square/Rectangular Steel Pipe/Tube
High-quality electric resistance welded (ERW) black carbon steel pipes and tubes available in square and rectangular profiles at competitive prices.
Product Specifications
| Product Type | Size Range | Thickness | Length |
|---|---|---|---|
| Round Pipe | OD10mm - 1000mm | 4mm - 30mm | Custom Lengths |
| Square Pipe | 10mm×10mm - 1000mm×1000mm | 1.2mm - 30.0mm | 6M Standard |
| Rectangle Pipe | 20mm×40mm - 400mm×700mm | 1.2mm - 30.0mm | 6M Standard |
| L/T/Z Window Section | 28mm/38mm | 0.5mm - 1.5mm | Custom Lengths |
Technical Details
- Materials: A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140, etc.
- Surface Treatment: Black, galvanized, or painted finishes
- Packing: Export standard packing (bundles, seaworthy package, shipped in container)
- Delivery Port: Shanghai, China
- Lead Time: Within 30 days after receiving original L/C or deposit
- MOQ: 10 Tons per size
- Production Capacity: 10,000MT per month
Applications
Widely used in structural applications, motorbike and automobile manufacturing, ornamental uses, medical equipment, sports equipment, and home furniture.
Standard Size Specifications
| Size (Outer Dimension) | Wall Thickness | Length |
|---|---|---|
| 20×20 / 25×25 | 1.2mm - 2.75mm | 6M in stock (or customized) |
| 30×30 / 20×40 / 30×40 / 25×40 | 1.2mm - 3.5mm | 6M in stock (or customized) |
| 40×40 / 50×50 / 30×50 / 25×50 / 30×60 / 40×60 | 1.2mm - 4.75mm | 6M in stock (or customized) |
| 60×60 / 50×70 / 40×80 / 40×50 | 1.2mm - 5.75mm | 6M in stock (or customized) |
| 70×70 / 60×80 / 50×80 / 100×40 / 50×90 | 1.5mm - 5.75mm | 6M in stock (or customized) |
| 75×75 / 80×80 / 90×90 / 60×100 / 50×100 / 120×60 / 100×80 / 60×90 | 1.5mm - 7.75mm | 6M in stock (or customized) |
| 100×100 / 120×80 | 1.8mm - 7.75mm | 6M in stock (or customized) |
| 120×120 / 130×130 / 180×80 / 160×80 / 100×150 / 140×80 / 140×60 | 2.5mm - 10.0mm | 6M in stock (or customized) |
| 140×140 / 150×150 / 100×180 / 200×100 | 2.5mm - 10.0mm | 6M in stock (or customized) |
| 160×160 / 180×180 / 200×150 | 3.5mm - 11.0mm | 6M in stock (or customized) |
| 200×200 / 250×150 / 100×250 | 3.5mm - 11.0mm | 6M in stock (or customized) |
| 250×250 / 250×200 / 300×150 / 300×200 | 4.5mm - 15.0mm | 6M in stock (or customized) |
| 300×300 / 350×200 / 350×250 / 300×150 | 4.5mm - 15.0mm | 6M in stock (or customized) |
| 350×350 / 350×300 / 450×250 / 400×300 / 500×200 | 4.5mm - 15.75mm | 6M in stock (or customized) |
| 400×400 / 280×280 / 450×300 / 450×200 / 400×350 / 400×250 / 500×250 / 500×300 | 4.5mm - 15.75mm | 6M in stock (or customized) |
Product Gallery
About Our Company
We are a comprehensive steel pipe enterprise integrating production, processing, and sales. Our main business includes steel tubes, square tubes, seamless square tubes, thick wall square tubes, cold drawn square tubes, and various specialized profiles.
We maintain strategic partnerships with major steel pipe manufacturers including Tianjin Seamless Steel Pipe Factory, Baotou Steel Pipe Factory, Chengdu Steel Pipe Factory, Wuxi Steel Pipe Factory, and Baosteel Steel Pipe Factory. Our company operates two large pipe factories specializing in square pipe and straight seam welding pipe production.
Product Range
- Complete size range: 20×20 - 800×800 square tubes, 20×30 - 400×800 rectangular tubes
- Thickness: 0.6mm - 28mm with over 2,800 specification varieties
- Specialized products: seamless square tubes, alloy square tubes, stainless steel square tubes, non-standard seamless square tubes
- Custom processing available for iron pipes, fence pipes, armrest pipes, heating pipes, decoration pipes, and various special-shaped steel pipes
Industry Applications
Our products serve multiple industries including steel structures, large venues, exhibition centers, lifting machinery, shipbuilding, storage shelves, decoration, transportation facilities, airport construction, railway vehicles, bridge support, mine support, three-dimensional garages, outdoor advertising, fitness equipment, wind power equipment, and vehicle manufacturing.
Company Advantages
Competitive Prices
We maintain the lowest market prices through strategic partnerships with steel manufacturers and efficient operational management. Our strong sales foundation and financial strength enable us to offer cost-effective solutions while maintaining quality standards.
Quality Assurance
Professional quality control systems track product quality from procurement to sales. We maintain reliable quality standards and promptly address any quality concerns with satisfactory resolutions.
Comprehensive Service
24-hour distribution services with multiple transportation options including automobile, railway, and ship. We offer complete steel product varieties with simplified ordering processes through telephone, telex, and internet platforms. Our business philosophy is built on unity, integrity, and advancement.
Welcome every old and new customer to contact us for negotiations and business communications.
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