Low Carbon Schedule 40 Square and Rectangular ERW Steel Pipe and Tube
High-quality low carbon schedule 40 square and rectangular ERW steel pipe and tube manufactured to meet industrial standards for structural applications.
Product Specifications
| Product Type |
Size Range |
Thickness Range |
| Square Steel Tube |
10mm×10mm - 1000mm×1000mm |
1.2mm - 30.0mm |
| Rectangle Pipe |
20mm×40mm - 400mm×700mm |
1.2mm - 30.0mm |
| Round Pipe |
OD10mm - 1000mm |
4mm - 30mm |
| L/T/Z Window Section |
28mm/38mm |
0.5mm - 1.5mm |
Technical Details
- Materials: A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140, etc.
- Surface Treatment: Black, galvanized, or painted
- 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 work, medical equipment, sport equipment, and home furniture.
Regular Size Specifications
| Size (Outer Dimension) |
Wall Thickness |
Length |
| 20x20 / 25x25 |
1.2mm - 2.75mm |
6M in stock (or customized) |
| 30x30 / 20x40 / 30x40 / 25x40 |
1.2mm - 3.5mm |
6M in stock (or customized) |
| 40x40 / 50x50 / 30x50 / 25x50 / 30x60 / 40x60 |
1.2mm - 4.75mm |
6M in stock (or customized) |
| 60x60 / 50x70 / 40x80 / 40x50 |
1.2mm - 5.75mm |
6M in stock (or customized) |
| 70x70 / 60x80 / 50x80 / 100x40 / 50x90 |
1.5mm - 5.75mm |
6M in stock (or customized) |
| 75x75 / 80x80 / 90x90 / 60x100 / 50x100 / 120x60 / 100x80 / 60x90 |
1.5mm - 7.75mm |
6M in stock (or customized) |
| 100x100 / 120x80 |
1.8mm - 7.75mm |
6M in stock (or customized) |
| 120x120 / 130x130 / 180x80 / 160x80 / 100x150 / 140x80 / 140x60 |
2.5mm - 10.0mm |
6M in stock (or customized) |
| 140x140 / 150x150 / 100x180 / 200x100 |
2.5mm - 10.0mm |
6M in stock (or customized) |
| 160x160 / 180x180 / 200x150 |
3.5mm - 11.0mm |
6M in stock (or customized) |
| 200x200 / 250x150 / 100x250 |
3.5mm - 11.0mm |
6M in stock (or customized) |
| 250x250 / 250x200 / 300x150 / 300x200 |
4.5mm - 15.0mm |
6M in stock (or customized) |
| 300x300 / 350x200 / 350x250 / 300x150 |
4.5mm - 15.0mm |
6M in stock (or customized) |
| 350x350 / 350x300 / 450x250 / 400x300 / 500x200 |
4.5mm - 15.75mm |
6M in stock (or customized) |
| 400x400 / 280x280 / 450x300 / 450x200 / 400x350 / 400x250 / 500x250 / 500x300 |
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, right angle square tubes, hot dip galvanized square tubes, stainless steel square tubes, alloy square tubes, and non-standard seamless square tubes.
We produce square and rectangular tubes in full size ranges from 20×20mm to 800×800mm for square tubes and 20×30mm to 400×800mm for rectangular tubes, with thickness from 0.6mm to 28mm, offering up to 2800 different specifications.
As authorized agents for major steel pipe factories including Tianjin, Baotou, Chengdu, Wuxi, and Baosteel, we maintain strategic partnerships with leading manufacturers. Our company operates both square pipe and straight seam welding pipe factories, providing complete variety, high quality, competitive pricing, and custom processing services.
Main Applications
Steel structures, large venues, exhibition centers, lifting machinery, shipbuilding, storage shelves, decoration, transportation facilities, airport construction, railway vehicles, bridge support, mine support, three-dimensional garage, outdoor advertising, fitness equipment, wind power equipment, and vehicle manufacturing industries.
Company Advantages
Competitive Prices
We implement low-cost market competition strategies through strong sales foundations, financial strength, and diversified operational modes. Our advanced management reduces operating costs below industry peers.
Excellent Quality
Professional quality control from procurement to sales ensures reliable quality. We maintain comprehensive quality audits and promptly address any quality concerns with satisfactory resolutions.
Sincere Service
24-hour distribution services via automobile, railway, and ship transport. Complete steel product selection with simplified ordering through telephone, telex, internet, and remote order systems.
Global Markets: Europe, America, Africa, Southeast Asia
Welcome every old and new customer to negotiate and communicate with us.
