Campfire Steel
1 / 5
Welded & Seamless Carbon Steel Pipe Solutions
1. Material and Process Advantages
2. Cost and Delivery Advantages
1. Welded Carbon Steel Round Pipe
| Parameter | Specification Range | Common Sizes | Standard |
|---|---|---|---|
| OD | 10mm-2000mm | 21.3mm, 48mm, 114mm | GB/T 3091, ASTM A53 |
| Wall Thickness | 0.8mm-20mm | 2.0mm, 3.6mm, 6.0mm | EN 10219, JIS G3444 |
| Length | 1m-12m (Custom up to 18m) | 6m, 12m | - |
| Material | Q195, Q235B, Q345B | ASTM A36, SS400 | - |
2. Seamless Carbon Steel Round Pipe
| Parameter | Specification Range | Common Sizes | Standard |
|---|---|---|---|
| OD | 6mm-800mm | 25mm, 60mm, 168mm | GB/T 8163, ASTM A106 |
| Wall Thickness | 1mm-50mm | 3mm, 8mm, 12mm | DIN 2448, OCTG |
| Length | 3m-12m (Custom up to 15m) | 5.8m, 11.8m | - |
| Material | 20#, 45#, 16Mn | ASTM A53 Gr.B, ST52 | - |
3. Welded Carbon Steel Square Pipe
| Parameter | Range | Stock Sizes | Standard | Feature |
|---|---|---|---|---|
| Side Length | 10×10mm - 500×500mm | 20×20mm, 50×50mm | GB/T 6728, ASTM A500 | ERW, internal deburring |
| Wall Thickness | 0.8mm-20mm | 1.5mm, 3.0mm | JIS G3463, EN 10219 | Flat weld seam |
| Length | 1m-12m | 6m, 12m | - | ±1mm tolerance |
| Industry | Typical Applications |
|---|---|
| Construction | Building frameworks, scaffolding, guardrails, roofing supports. |
| Oil & Gas | Low-pressure pipelines, casing pipes, water injection lines (OCTG compliant). |
| Water Supply | Municipal water drainage, fire sprinkler systems, irrigation pipes. |
| Mechanical | Conveyor rollers, hydraulic cylinders, truck chassis components. |
| Agriculture | Greenhouse frames, livestock fencing, grain storage bins. |
Drawing on over forty years of successful steel trading experience and officially established in 2009. Over the past decade, we are committed to developing a comprehensive supply chain system encompassing 'metal trading-warehousing-logistics-processing and distribution,' offering one-stop solutions for global manufacturing, infrastructure, machinery, construction, fire engineering, municipal projects, steel structure initiatives, and more than 20 steel-using industries. Today, we have evolved into a major wholesale hub for metal materials worldwide.
