2.5mm HDG C Channel: Applications, Specifications and Selection Guide

2.5mm HDG C Channel is a type of structural profile that is galvanised and is commonly used in solar mounting, building, industrial construction and support systems. It offers a handy compromise between strength, weight and installation efficiency due to its 2. 5mm wall thickness.

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Key Applications

The application of HDG C Channel is for Solar Panel Mounting Structure, PV Mounting System, Cable Tray, Steel Framing, Warehouse Frame, Equipment Support, Industrial Application. Its C-shaped profile delivers strong, efficient structural performance, and the galvanized coating provides a barrier against rust for outdoor use.

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Specifications to Consider

When purchasing galvanized C channel, the channel width and height, steel grade, total length, slot or hole pattern, galvanizing standard and dimensional tolerances must be taken into consideration by the buyers. Slotted C channel can facilitate bolted connections and provide more adjustment in the field of installation.

No. Size Thickness Type Surface Treatment
mm inch mm Gauge
A 41x21 1-5/8x13/16" 1.0,1.2,1.5,2.0,2.5 20,19,17,14,13 Slotted, Solid GI,HDG,PC
B 41x25 1-5/8x1" 1.0,1.2,1.5,2.0,2.5 20,19,17,14,13 Slotted, Solid GI,HDG,PC
C 41x41 1-5/8x1-5/8" 1.0,1.2,1.5,2.0,2.5 20,19,17,14,13 Slotted, Solid GI,HDG,PC
D 41x62 1-5/8x2-7/16" 1.0,1.2,1.5,2.0,2.5 20,19,17,14,13 Slotted, Solid GI,HDG,PC
E 41x82 1-5/8x3-1/4" 1.0,1.2,1.5,2.0,2.5 20,19,17,14,13 Slotted, Solid GI,HDG,PC

 

How to Choose the Right C Channel?

Selecting the right C Channel steel is based on the structural loading, span, application method, environment exposure and/or project design requirements. For solar applications, the wind load, snow load, corrosion environment, and mounting hardware should also be accounted for.

Royal Steel Group is able to offer tailor made HDG C Channel with varying width, length and slot pattern with one stop service and professionalism for worldwide construction and solar projects.

CONTACT US
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ROYAL STEEL GROUP

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Bl20, Shanghecheng, Shuangjie Street, Beichen District, Tianjin, China

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[email protected]

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CEO: +86 13652091506

Business Director：+86 15222747108

Post time: Sep-10-2026