Welded steel pipes are the most commonly used process piping materials. It has the advantages of wide availability, high strength and a large number of connection possibilities. Can be used as building pipes, structural pipes, scaffolding pipes, fluid conveying pipes, etc.
Technique | Longitudinal Electronic Resistance Welding(ERW) | ||
Material Quality | Steel Grade | 10#, 20#, 45#, 16Mn, Q195 , Q235, Q345, S215, S235, S355, ASTM A500, A53(A,B), STK500 etc. | |
Material Type | Available in cold rolled and hot rolled | ||
Size | W.T | 0.8mm-16mm | |
O.D | 21.3mm-609.6mm | ||
L | 3m-12m or as the order | ||
Surface | Black, Paint, Pre-Galvanized, Hot Dipped Galvanized, Powder Coated | ||
Ends | Plain ends, Cutting, Threading, Beveled, Flange, etc. | ||
Application | Urban/civil construction pipe, Machine structure pipe, Agriculture equipment pipe, Water and gas transport pipe, Greenhouse pipe, Scaffolding pipe, Building material tube, Furniture tube, Low pressure fluid tube, Oil pipe, etc. | ||
Trade | FOB, CFR, CIF, EXW, etc. | ||
Payment | L/C, D/A, D/P, T/P, Western Urion, MoneyGram acceptable, T/T preferred | ||
Delivery Time | Usually within 10-30 days after receipt of deposit,asap |
NPS | DN | OD (mm) |
1/2'' | 15 | 21.3 |
3/4'' | 20 | 26.7 |
1'' | 25 | 33.4 |
1 1/4'' | 32 | 42.2 |
1 1/2'' | 40 | 48.3 |
2'' | 50 | 60.3 |
2 1/2'' | 65 | 73 |
3'' | 80 | 88.9 |
3 1/2'' | 90 | 101.6 |
4'' | 100 | 114.3 |
5'' | 125 | 141.3 |
6'' | 150 | 168.3 |
8'' | 200 | 219.1 |
10'' | 250 | 273 |
12'' | 300 | 323.8 |
14'' | 350 | 355.6 |
![Welded Steel Pipe Q235B Large Diameter Spiral Welded and Black Steel Pipe](https://img3.grofrom.com/riting/eae22c7ddbdda6f103295b4759b32126.webp)
1. Have a professional quality control team, can provide ISO certificate and support third party testing.
2. More than 15 years of professional export experience.
3. As a professional manufacturer, you get the best price and fast delivery time.
4. Samples are available free of charge
![Welded Steel Pipe Q235B Large Diameter Spiral Welded and Black Steel Pipe](https://img3.grofrom.com/riting/dbe9db45bf2503b288b90d0ca6a25e14.webp)
![Welded Steel Pipe Q235B Large Diameter Spiral Welded and Black Steel Pipe](https://img3.grofrom.com/riting/d65df007fd186a95b82a429ec0c5344f.webp)
1. In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles or according to opinion
2. Container transportation or bulk
3. For 20" container the max length is 5.8m;
4. For 40" container the max length is 11.8m.
![Welded Steel Pipe Q235B Large Diameter Spiral Welded and Black Steel Pipe](https://img3.grofrom.com/riting/a31a276ec7e2adf1265d4296352d244e.webp)
1. Q: What's your MOQ(minimum order quantity)?
A: One full 20ft container,mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk (customed is accepted).
3. Q: What's your delivery time?
A: 10-20 days after received the advance payment .
4. Q: Are you manufacturer or trader?
A: We are a professional steel product manufacturer with more than 15 years of export experience.
5. Q: Where's your factory?
A: Our factory is in Tianjin city (near Beijing), close to Tianjin Port
6. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
7. Q: Can you supply other scaffolding materials?
A: Yes. All related construction materials.