Galvanized electrical conduit is made of high-quality steel with galvanized treatment. It features high strength, corrosion resistance, rust protection and safe insulation. Suitable for indoor and outdoor wire protection, easy to install.
Product Advantage
Galvanized electrical conduits are available in a complete range of standard specifications to meet different wiring requirements in construction, electrical installation, industrial and commercial projects.
1. Common Outer Diameters
The commonly used outer diameters (OD) include:
16 mm
20 mm
25 mm
32 mm
40 mm
50 mm
2. Wall Thickness
Wall thickness is designed according to application scenarios:
Thin wall: approximately 1.0 mm – 1.2 mm, suitable for indoor light‑duty installation
Standard wall: approximately 1.5 mm – 1.8 mm, widely used in general construction
Thick wall: approximately 2.0 mm – 2.5 mm, used for outdoor, underground and high‑strength protection requirements
3. Standard Length
The conventional length of galvanized electrical conduits is:
4 meters
Custom lengths are also available upon request.
4. Material and Coating
Made of high‑quality welded steel tube
Surface treated with hot-dip galvanizing or electro-galvanizing for excellent rust and corrosion resistance
Technical Parameters
Common Outer Diameters：20φ—50φ
Wall Thickness：1.0mm—2.0mm
Standard Length：3—4 meters
Zinc coating thickness:3—12μm
Diameter, wall thickness and length can be customized as required.
Why Choose Our Galvanized Conduits?
Superior Corrosion Resistance: Dual-layer zinc protection (internal and external) provides long-lasting immunity against moisture and oxidation.
High Mechanical Strength: Superior compression and impact resistance compared to traditional PVC alternatives, ensuring long-term cable protection.
Electromagnetic Shielding: The robust metal body effectively blocks electromagnetic interference, keeping weak current signals stable and clear.
Fire Safety: Non-combustible material composition prevents the release of toxic smoke in high-temperature or fire emergencies.
Common Applications
Industrial: Factories, warehouses, and manufacturing plants.
Commercial: High-end office buildings, shopping malls, and parking structures.
Infrastructure: Fire distribution systems, underground utility tunnels, and concrete-embedded electrical grids.
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