Longitudinal Submerged Arc Welded pipes for heavy-duty industrial applications
Our LSAW (Longitudinal Submerged Arc Welded) pipes are manufactured using the most advanced submerged arc welding technology. These large-diameter pipes are designed for heavy-duty applications in oil and gas transmission, water transportation, and structural projects. LSAW pipes offer exceptional strength, durability, and reliability for demanding environments.
Complete specifications for our LSAW welded steel pipes
| Outside Diameter | 351mm - 1600mm |
|---|---|
| Wall Thickness | 5mm - 60mm |
| Length | 5m - 16m (or customized) |
| Producing Technology | Longitudinal Submerged Arc Welding (LSAW) |
| Type | LSAW Welded Pipes |
| Materials | Carbon steel, Low alloy steel |
| Surface Treatment | Brush oil, brush paint, galvanized, anti-corrosion treatment (3PE, FBE, Epoxy, Epoxy Zinc-Rich etc.) |
Comprehensive range of international standards and specifications
Our LSAW welded pipes serve diverse heavy-duty industrial sectors
Long-distance transmission of crude oil, natural gas, and refined petroleum products through major pipeline systems.
Large-scale water transmission projects including drinking water supply, irrigation systems, and sewage infrastructure.
Heavy structural projects including piles, caissons, and marine construction requiring high load-bearing capacity.
High-pressure boiler applications and heat exchange systems requiring superior strength and reliability.
Processing plants, refineries, and petrochemical facilities requiring durable large-diameter piping solutions.
Offshore platforms, port construction, and marine infrastructure projects in challenging environments.
Key advantages that set our products apart
Manufacturing capability from 351mm to 1600mm diameter, perfect for major pipeline and infrastructure projects.
Submerged arc welding process ensures excellent weld penetration, strength, and consistency throughout the pipe length.
Heavy wall thickness capability (5mm-60mm) provides exceptional pressure resistance for demanding applications.
Compliance with API, ASTM, EN, GB and other international standards for global project compatibility.
Tailored solutions including custom lengths, wall thicknesses, and end bevel preparations for specific project needs.
Comprehensive non-destructive testing including ultrasonic, radiographic, and hydrostatic testing for reliability.
Contact our team of experts for technical specifications, pricing, and delivery timelines tailored to your project requirements.