Skip to content Reliable Steel Pipe Solutions for Industrial, Structural and Energy Applications
Carbon Steel Pipe is widely used for fluid transportation, oil and gas projects, structural construction, mechanical engineering, and industrial processing. It delivers exceptional mechanical strength, reliable weldability, and a long service life under demanding operating conditions.
As a leading factory direct supplier, XQJ Metal provides a comprehensive range of high-performance carbon steel pipes tailored for global infrastructure and industrial requirements:
Main Standards & Grades: API 5L (X42–X70), ASTM A106 / ASTM A53 (Grade B), and ASTM A252 for piling.
Manufacturing Types: Seamless steel pipes, Electric Resistance Welded (ERW) pipes, and Longitudinal Submerged Arc Welded (LSAW) pipes.
Common Applications: Oil and gas transmission, water and sewage systems, structural piling, scaffolding, and mechanical parts.
Frequently Asked Questions (FAQ):
Q: What is the difference between ASTM A106 and API 5L carbon steel pipes? A: ASTM A106 is primarily designed for high-temperature service in power plants and refineries, while API 5L is engineered specifically for oil and gas pipeline transportation systems.
Q: Do you provide mill test certificates and third-party inspection? A: Yes, every shipment includes an EN 10204 3.1 Mill Test Certificate (MTC), and we fully support third-party inspections (such as SGS, BV) prior to delivery.
Carbon steel pipes are available in seamless, ERW, and LSAW types for structural, industrial, and pipeline applications.
Our materials support a wide range of construction and infrastructure projects
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