Steel Pipes & Prestressing Strands Manufacturer

Trusted Steel Tube Manufacturer Since 2003

China Steel Pipe Group Corp., Ltd. is a leading manufacturer in the steel pipe and prestressing strand industry. With over 20 years of experience, we provide a one-stop solution for global clients across construction, infrastructure, agriculture, and industrial sectors.

Our primary products include ERW steel pipes, spiral welded (SSAW/LSAW) pipes, high-precision welded tubes, hot-dip galvanized pipes, painted and oil-coated pipes, seamless steel pipes, and prestressing strands (PC strands). We also supply steel coils and wire rods for further processing.

20+

Years of Experience

Millions

Tons Delivered

2003

Our Premium Products

High-quality steel pipes and prestressing strands engineered for durability, strength, and corrosion resistance. All products meet international standards and are customizable to your project needs.

Square & Rectangular Steel Tube

Precision-welded structural tubes ideal for construction, fencing, railings, and machinery frames. Available in various sizes and thicknesses.

• Material: Q195-Q355
• Standards: ASTM, GB, JIS
• Surface: Bare, Galvanized, Painted

Spiral Welded Steel Pipe (SSAW)

Heavy-duty pipes for piling, water transmission, and structural support. High weld strength and excellent load-bearing capacity.

• Diameter: 219mm–3600mm
• Wall Thickness: 6–25mm
• Standards: API 5L, SY/T5037

Low Pressure Liquid Delivery Pipe

Designed for safe and efficient transport of water, oil, and gas under low pressure. Ideal for municipal and agricultural systems.

• Type: ERW or SSAW
• Coating: PE, 3PE, FBE
• Pressure Rating: Up to 10 MPa

ERW Steel Pipe

Electric Resistance Welded pipes with consistent weld quality and dimensional accuracy. Widely used in construction and mechanical applications.

• Diameter: 15mm–660mm
• Material: Q195, Q235, Q355
• Standards: ASTM A53, GB/T3091

Hot-Dip Galvanized Steel Pipe

Superior corrosion resistance with a thick zinc coating. Perfect for outdoor, humid, or aggressive environments.

• Zinc Coating: 200–600 g/m²
• Applications: Greenhouses, scaffolding
• Standards: ISO 1461, ASTM A123

Painted Steel Pipe

Custom-colored pipes with protective paint layers for enhanced durability and visual identification in complex systems.

• Paint Types: Epoxy, Polyurethane
• Colors: RAL or Custom
• Film Thickness: 150–300μm

Seamless Steel Pipe

High-strength seamless tubes for high-pressure applications in oil & gas, petrochemicals, and power generation.

• Process: Hot Rolled / Cold Drawn
• Standards: ASTM A106, API 5L
• Sizes: 10.3mm–630mm OD

Prestressing Strand (PC Strand)

High-tensile steel strands used in pre-stressed concrete structures such as bridges, buildings, and railway sleepers.

• Diameter: 9.5mm–18.0mm
• Tensile Strength: 1720–1860 MPa
• Standards: ASTM A416, GB/T5224

Steel Coil & Wire Rod

Raw materials for pipe manufacturing and further processing. High ductility and consistent chemical composition.

• Grades: Q195, Q235, SWRH82B
• Coil Weight: 1–3 tons
• Diameter: 6.5mm–12mm

View All Products

Value-Added Services

Beyond manufacturing, we offer comprehensive processing and customization services to meet your exact project specifications.

Surface Finishing

Galvanizing, painting, oil coating, and custom stenciling to enhance durability and identification.

Pipe End Preparation

Threading, grooving, beveling, and coupling to meet North American, European, or custom standards.

Cut-To-Length Service

Standard (6m, 9m, 12m) and custom lengths (3m, 4m, 5.8m, 7m) for precise project fit.

Packaging & Shipping

Secure bundling, labeling, and global logistics support for timely delivery.

Industry Applications

Our steel pipes serve critical roles across diverse industries, ensuring reliability and performance in demanding environments.

Fire Fighting Pipe

Durable galvanized or painted pipes for fire sprinkler systems, meeting strict safety and pressure standards.

Greenhouse Pipe

Hot-dip galvanized welded pipes with high corrosion resistance and structural stability for agricultural greenhouses.

Piling Pipe

Spiral welded steel pipes used as foundational piles in construction, offering high load capacity and easy installation.

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Premium Steel Pipes &
Prestressing Strands

Trusted Steel Tube Manufacturer Since 2003