Permanent Steel Manufacturing Co.,Ltd
Permanent Steel Manufacturing Co., Ltd. is a professional manufacturer and exporter of steel pipe products, headquartered in Changsha, China. The company specializes in producing a broad range of carbon, stainless, alloy, and galvanized steel pipes for construction and industrial applications.
Product Portfolio
The company’s manufacturing capabilities cover a diverse array of steel pipe types, including:
- Carbon Steel Pipes: Seamless (SMLS), Electric Resistance Welded (ERW), Longitudinal Submerged Arc Welded (LSAW), and Spiral Submerged Arc Welded (SSAW).
- Stainless Steel Pipes: Various grades suitable for corrosive environments.
- Galvanized Steel Pipes: Designed for enhanced durability and corrosion resistance.
- Alloy Steel Pipes: Specialized materials for high-performance industrial uses.
Manufacturing Capabilities
Operating from a 250,000 m² facility, the company utilizes three integrated production units—Foundry, Rolling, and Extrusion mills—to support end-to-end metalworking and pipe manufacturing. This vertical integration allows for flexible production runs, accommodating both small and medium-sized lot orders as well as large-volume requirements.
Customization and Technical Services
Permanent Steel Manufacturing offers extensive customization options to meet specific buyer requirements. Products can be supplied according to international standards or custom specifications, with flexibility in:
- Steel grades and dimensions
- Tolerances and lengths
- Mechanical properties and corrosion resistance requirements
Quality Assurance
The company maintains rigorous quality, safety, and environmental management systems, certified under ISO 9001, ISO 14001, and OHSAS 18001 standards. Continuous upgrades to production and testing facilities ensure that products align with buyer specifications and industry best practices.
