Cold-formed Profiles Steel

Cold-Formed Steel Profiles | C, Z, U Shape Purlins & Framing

Cold-formed profiles steel refers to a series of steel sections manufactured by bending hot-rolled or galvanized steel strips into desired shapes at room temperature. Unlike hot-rolled structural steel, cold-formed profiles are processed without heating, which allows for lighter weight, greater dimensional accuracy, and more diverse cross-sectional shapes. Common forms include C-sections, Z-sections, U-channels, and specialized profiles designed according to engineering requirements.

These profiles are widely recognized for their high strength-to-weight ratio, corrosion resistance (when galvanized or coated), and cost efficiency. They are widely used in lightweight steel structures, roofing and wall systems, solar mounting systems, warehouses, agricultural buildings, and prefabricated housing projects. The versatility of cold-formed steel profiles makes them an essential material for modern construction, particularly in projects where both durability and economy are required.

product details

Key Features

Lightweight with high strength
Ensures structural safety while reducing overall construction weight.

Excellent dimensional accuracy
Cold forming process allows for precise cross-sectional shapes.

Corrosion resistance
Galvanized or coated profiles enhance durability in harsh environments.

Cost-effective
Reduced material usage compared to hot-rolled sections.

Dsign flexibility
A wide range of cross-sections, customizable according to project requirements.

Sustainability
100% recyclable steel with long service life.

Technical Specifications

Product	Cold-Formed Steel Profiles
Material	Galvanized Steel (GI), Galvalume Steel (GL), Mild Steel, High-Strength Steel
Grades	Q195, Q235, Q345, S235JR, S355JR, ASTM A36, ASTM A572, etc.
Thickness Range	0.80 – 6.00 mm (customizable)
Width Range	40 – 400 mm (customizable)
Common Shapes	C, Z, U, Sigma, Hat, Omega, Custom Roll-Formed Sections
Length Options	1.0 – 6.0 meters (custom lengths available)
Surface Finish	Uncoated, Painted, Pre-Coated, Passivated
Color Options	RAL Standard Colors; Stone-Coated Multicolor Options
Coating Weight	Zinc: 40–180 g/m²；Alu-Zinc (AZ): 30–150 g/m²
Standards	lGB/T 6723, EN 10162, ASTM A1011, JIS G3350, or according to customer requirements.

Applications

Construction & Lightweight Structural Systems
Used for lightweight steel framing, wall studs, roof purlins, trusses, joists, and mezzanine floors. Offers high strength-to-weight ratio, easy installation, and excellent dimensional accuracy for modern building systems.

Solar Energy & Renewable Power Installations
Widely applied in solar panel mounting structures, photovoltaic support frames, and tracking systems. Provides strong corrosion resistance, precise shape consistency, and economical performance for long-term outdoor exposure.

Agricultural Buildings & Storage Facilities
Suitable for warehouses, barns, greenhouses, storage sheds, and agricultural equipment shelters. Lightweight yet durable profiles ensure fast construction and stable load-bearing performance.

Prefabricated & Modular Housing Projects
Used in modular homes, prefabricated buildings, container houses, and quick-assembly structures. Offers rapid installation, reduced labor costs, and excellent structural longevity, making it ideal for modern modular construction.

Industrial Fabrication & General Engineering
Applied in machinery frames, equipment supports, racks, ventilation systems, and custom metalwork projects. Cold-formed profiles ensure consistent dimensions and easy compatibility with cutting, drilling, and welding processes.

Product Inspection

Our steel products undergo comprehensive inspection before delivery to ensure quality and compliance with international standards. Inspections include dimensional measurements such as length, diameter, wall thickness, and width, as well as surface quality and overall appearance. Mechanical properties and chemical composition can also be tested according to customer requirements.