ZSJH
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The system consists of lightweight yet high-strength steel members installed between the primary structural frames. These components help distribute loads, maintain structural alignment, improve overall rigidity, and provide stable fixing points for roof and wall systems.
Each secondary steel member can be customized according to structural drawings, installation requirements, building dimensions, and project load conditions.

Our secondary framing products can include:
C-shaped steel purlins
Z-shaped steel purlins
Roof purlins
Wall girts
Eave members
Sag rods
Tie rods
Diagonal bracing
Steel angle supports
Connection brackets
Gusset plates
Customized steel connectors
Different section profiles can be selected according to structural requirements.
C purlins are commonly used for roof and wall support systems and are suitable for simple connection arrangements.
Z purlins can be overlapped at structural supports, making them suitable for continuous-span roofing systems and large industrial steel buildings.
Special profiles can also be manufactured according to specific project designs where standard C or Z sections are not suitable.
To improve service life and corrosion resistance, different finishing options are available:
Hot-dip galvanized finish
Pre-galvanized finish
Zinc-rich primer
Protective paint coating
Customized anti-corrosion coating

Secondary steel members can be bundled, labeled, and packed according to project sequence to make unloading and installation more convenient.
Export packing options can be adjusted according to container loading requirements and international transportation conditions.
From individual purlins and girts to complete secondary framing packages, we provide customized steel fabrication solutions for industrial and prefabricated building projects.
Send us your drawings or material list to receive a quotation based on your required specifications, quantities, and surface treatment.