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.
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
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.
Application Scope
These conduits are widely used for:
Indoor and outdoor electrical wiring
Power and lighting circuits
Commercial buildings, factories, workshops, and residential projects
Protection of cables and wires against mechanical damage, moisture and corrosion