Fast delivery Erw Welded Steel Pipe - Square Steel Pipe – Rainbow
Fast delivery Erw Welded Steel Pipe - Square Steel Pipe – Rainbow Detail:
Hot rolled steel tubes are manufactured by passing sheet metal through rollers to achieve specific physical dimensions. The finished product has a rough surface finish with radiused corners, and either a welded or seamless construction.
Manufacturing hot rolled square steel tubing involves rolling the steel at temperatures exceeding 1,000
Product Description | ||||||
Product name | hot dipped galvanized steel pipe | |||||
Pipe end | plain end | |||||
Pipe Length | 3 meters-12 meters | |||||
Outside daimeter | 1/2 inch-8 inch | |||||
Pipe fittings | threaded, coupling, caps, flange, etc | |||||
Materials | Q195, Q235, Q235B, St37-2, St52, SS400, STK500, ASTM A53, S235JR | |||||
Standard | API 5CT, GB/T3091, ASTM A53, JIS G 3443 | |||||
Surface | galvanized | |||||
Zinc Coating | > 210g/m2 | |||||
Payment term | T/T, L/C | |||||
Applications | water pipe, low fluid transportation, scaffolding pipe, greenhouse pipes | |||||
Certificate | ISO9001, SGS, TUV, BV | |||||
Specifications of Pre Galvanized Steel Pipe | ||||||
Round Pipe | Rectangular Tube | Square Tube | ||||
Nominal | Thickness | Size | Thickness | Size | Thickness | |
IN | MM | MM | MM | MM | MM | MM |
1/2″ | 20 | 0.8-2.2 | 20*40 | 0.8-2.0 | 16*16 | 0.8-1.5 |
3/4” | 25 | 0.8-2.2 | 25*50 | 0.8-2.0 | 19*19 | 0.8-2.0 |
—— | 25.4 | 0.8-2.2 | 30*40 | 0.8-2.0 | 20*20 | 0.8-2.0 |
1″ | 32 | 0.8-2.2 | 30*50 | 0.8-2.0 | 25*25 | 0.8-2.0 |
—— | 38 | 1.0-2.2 | 37*57 | 0.8-2.0 | 30*30 | 0.8-2.0 |
1-1/4′ | 40 | 1.0-2.2 | 40*60 | 0.8-2.0 | 32*32 | 0.8-2.0 |
—— | 42 | 1.0-2.3 | 37*77 | 0.8-2.0 | 35*35 | 0.8-2.0 |
1-1/2′ | 47 | 1.0-2.3 | 25*75 | 0.9-2.0 | 38*38 | 0.8-2.0 |
—— | 48 | 1.0-2.3 | 40*80 | 1.0-2.2 | 40*40 | 0.8-2.0 |
2″ | 59 | 1.0-2.3 | 50*100 | 1.0-2.2 | 50*50 | 0.8-2.2 |
—— | 60.3 | 1.0-2.3 | 50*75 | 1.0-2.2 | 60*60 | 1.0-2.2 |
2-1/2″ | 75 | 1.0-2.3 | 38*75 | 1.0-2.2 | 75*75 | 1.0-2.2 |
3″ | 87 | 1.0-2.3 | 50*150 | 1.3-2.2 | 80*80 | 1.0-2.2 |
4″ | 113 | 1.0-2.3 | 100*100 | 1.2-2.2 |
Packing :
Packaging & Delivery
Packaging Details:
1. Small OD: In hexagonal bundle with steel strips
2. Large OD: In bulk
3. Wrapped in waterproof plastic woven bag
4. Filled in wooden cases
5. As required
Delivery Detail:Shipped in 7-15 days after payment
Company Profile :
Tianjin Rainbow Steel Group was founded in 2000, Located in Tianjin City. With development of past 20 years, Rainbow Steel has became into an integrated iron and steel enterprise of galvanized steel pipe, galvanized steel angle bar, galvanized profiles, galvanized steel structures for Infrastructure Construction, Building Industry, Agriculture and New Energy area. We are also the biggest electrical transmission steel tower manufacturer in North of China. Rainbow Steel Group has several subsidiaries which including steel processing lines, steel cutting, welding and stamping workshop, galvanizing mill and huge storage house.Our team has manufacturing technologies, processing experiences, engineering capabilities and advanced equipment. Our people are intelligent and hardworking. Our main exporting products are galvanized steel pipes, jobs of steel structures or frame works, galvanized iron angle bar, flat bar, iron channels and beams, steel profiles and all other steel jobs which will need further processing.With the global trending situation development, Rainbow steel is committed to develop innovative technologies and excellent service to meet the growing solar energy needs. Our team has over 10 years’ experience and successful cases at solar mounting (solar bracket) business. Our products have obtained the certificate of TUV, CE,ISO 9001-2008 and so on. Laser cutting,welding and stamping workshops are available for normal and customized goods.
Product detail pictures:










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