Welded Pipes
Cost-effective and reliable alternative to seamless pipes for large-diameter applications. Manufactured with precision forming and advanced welding technology (TIG / HF), followed by heat treatment to ensure uniform structure and weld integrity.
Maximum diameter up to 48" with flexible customization.
Specifications
| NPS | DN | OD (inch) | WT (inch) typical range |
|---|---|---|---|
| 6" | DN150 | 6.625 | 0.109 – 0.280 |
| 8" | DN200 | 8.625 | 0.109 – 0.322 |
| 10" | DN250 | 10.750 | 0.134 – 0.365 |
| 12" | DN300 | 12.750 | 0.156 – 0.406 |
| 14" | DN350 | 14.000 | 0.156 – 0.437 |
| 16" | DN400 | 16.000 | 0.165 – 0.500 |
| 18" | DN450 | 18.000 | 0.165 – 0.562 |
| 20" | DN500 | 20.000 | 0.188 – 0.593 |
| 24" | DN600 | 24.000 | 0.218 – 0.750 |
| 24"+ | Custom | Custom |
Materials
CuNi 90/10 (C70600)CuNi 70/30 (C71500)Copper AlloysStainless Steel 316LDuplex Stainless Steel 2205, 2507
Conditions
As welded + heat treated
Applicable Standards
ASTM B543ASTM B447ASTM B467EN standards
Key Advantages
- Cost-effective for large-diameter piping
- Consistent weld quality and structural integrity
- Suitable for low to medium pressure systems
- Flexible customization for project requirements
- Maximum diameter up to 48"
Applications
Seawater piping systems
Cooling water lines
Offshore and marine pipelines
Industrial fluid transport
Interested in this product?
Contact us for specifications, pricing, or custom requirements.