Wholesale Galvanized Steel Strut C Channel | 41x41mm to 152x41mm | S235JR/S355JR | Electrical & Construction Framework Manufacturer and Supplier

Galvanized Steel Strut C Channel | 41x41mm to 152x41mm | S235JR/S355JR | Electrical & Construction Framework

Short Description:

Hot-dip Galvanized Strut C Channel, made of S235JR/S355JR steel, is available in 41×41–152×41mm sizes. Perfect for electrical, mechanical and industrial engineering. 24-hour consultation supported, global shipping available.

Size: 41×41 - 152×41 mm

Material: S235JR / S355JR (EN standard), also available to ASTM A36, JIS G3101

Surface Finish: Hot-Dip Galvanized (zinc layer ≥100 μm) + Epoxy Coating

Length: 2–6 m (customizable)

Thickness: 2.5–4 mm (varies with size)

Standard: EN 10162 / ASTM A36 / JIS G3101

Applications: Electrical cable trays, industrial racking, pipe supports, construction frameworks, solar panel supports

Corrosion Resistance: Suitable for tropical & marine environments; no rust after 5000 hours salt spray test

Custom Options: Custom lengths, thicknesses, powder coating & epoxy coating available

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Product Detail

Product Tags

Royal Steel Group is a leading manufacturer of Strut C Channel, which has a diverse range of application in construction, electrical and industrial suspension system. Our channels are made from high strength S235JR or S355JR steel with a hot-dip galvanization for a long-lasting protection against corrosion, which makes them perfect for use in tropical or marine environments.

From 41x41mm up to 152x41mm in the standard sizes these channels offer ideal solutions for cable trays, racking systems, pipelines, and supports for frames.

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Material & Dimensions

Designation	Material	Width (mm)	Height (mm)	Thickness (mm)	Surface Finish	Typical Applications
SC-41x41	S235JR	41	41	2.5	Hot-dip galvanized	Electrical supports, cable trays
SC-41x41	S355JR	41	41	3	Hot-dip galvanized	Industrial racking, frameworks
SC-100x41	S235JR	100	41	3	Hot-dip galvanized	Pipe supports, construction frameworks
SC-152x41	S355JR	152	41	4	Hot-dip galvanized	Heavy-duty industrial supports

Note: Custom lengths and thicknesses can be provided according to your project requirements.

Technical Data

Strut C Channel Chemical Composition

Grade	C (Max)	Si (Max)	Mn (Max)	P (Max)	S (Max)	N (Max)
S235JR	0.22	0.35	1.4	0.045	0.045	0.012
S355JR	0.24	0.55	1.6	0.035	0.035	0.012

Strut C Channel Mechanical Property

Grade	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)	Impact Test
S235JR	≥235	360–510	≥26	27J @ 20°C
S355JR	≥355	470–630	≥22	27J @ 20°C

Notes

S235JR: Suitable for general structural and light-duty applications.

S355JR: Higher strength, ideal for heavy industrial frames/equipment, machinery, and large-scale structural engineering.

These products are widely used in supporting C-channels, steel channels, building supports, and cable tray systems.

Strut C Channel (also called Unistrut Channel / Steel Strut Channel) is widely used in electrical supports, cable tray systems, pipe supports, solar mounting structures, and industrial frameworks.
Below are the most commonly used sizes for international construction and industrial projects.

Size (mm)	Width (mm)	Height (mm)	Thickness (mm)	Weight (kg/m)	Typical Application
41 × 21	41	21	1.5 – 2.0	1.3 – 1.8	Light electrical supports
41 × 41	41	41	2.0 – 2.5	2.4 – 3.2	Cable trays, conduit support
41 × 62	41	62	2.0 – 2.5	3.0 – 3.8	Medium structural supports
41 × 82	41	82	2.5 – 3.0	3.8 – 4.8	Pipe supports
41 × 124	41	124	2.5 – 3.0	5.2 – 6.5	Industrial frameworks
41 × 152	41	152	3.0 – 4.0	6.8 – 8.5	Heavy-duty equipment support

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Surface Finish

Ordinary Surface

Galvanized Surface

Black Oil Surface

Main Application

Due to its high strength, versatility, and ease of use, C-channel steel has become an indispensable foundational component across the construction, electrical, and manufacturing industries.

Electrical Support: Provides modular, slotted support systems specifically designed for cable trays, conduits, and wiring installations—allowing for rapid and convenient adjustment and mounting of components.

Warehouse Shelving: An ideal choice for constructing adjustable, modular shelving and pallet racking systems, enabling easy reconfiguration of layouts to meet specific storage requirements.

Piping and Ductwork: Offers reliable support for plumbing, HVAC, and various piping systems; thanks to its high load-bearing capacity, it ensures long-term operational safety.

Workshop Framing: Serves as a robust structural framework for machinery, workbenches, mezzanine platforms, and enclosures within industrial and automotive manufacturing environments.

PV and Outdoor Applications: Features corrosion-resistant surface treatments (such as hot-dip galvanizing or powder coating), making it particularly well-suited for mounting solar panels, lighting fixtures, and various equipment in outdoor, coastal, or humid environments.

strut c channel application royal steel group

How to Select Strut C Channel (Selection Guide)

Load Requirements: Choose S355JR for heavier loads.

Environmental Conditions: Hot-dip galvanized channels for coastal or tropical areas.

Application Type: Cable trays, racking, or pipe supports.

Size & Thickness: Determine based on span and weight requirements.

Our engineers can help select the right Strut C Channel for your project, ensuring structural safety and cost efficiency.

Royal Steel Group Advantage（Why Royal Group Stands Out for Americas Clients?）

As one of the top steel profile producers in the market, we offer:

Hot-dip galvanized Strut C Channel in s235jr and s355jr steel

Custom lengths and sizes available for worldwide projects

Delivery to Indonesia, Philippines, Malaysia, Mexico, and around the world

Consultation and quotation services available 24 hours

Packing And Delivery

Packaging Standards: Double-layer protection (waterproof woven bag + moisture-proof paper), coated products with scratch-resistant film; categorized and bundled, with specifications, quantity, and moisture-proof warnings clearly marked to prevent damage.

Transportation Guarantee: Adaptable to various logistics methods, securely loaded and fixed, moisture-proof and impact-proof; full logistics tracking to ensure goods arrive intact and on time; supports global delivery and customized transportation solutions.

Delivery:

Time: 15-25 days after order confirmation.

Transportation Methods: Sea, road, rail, container transport, maximizing load capacity.

Provide complete export documents.

Maintain stable partnerships with shipping companies such as MSK, MSC, and COSCO to build an efficient logistics service chain and ensure your satisfaction.

We strictly adhere to the ISO9001 quality management system standards, controlling the entire process from packaging material procurement to transportation vehicle scheduling.

strut c channel packaging royal steel group

FAQ

Q1: What are the materials for Strut C Channel?
A: We supply hot-dip galvanized S235JR and S355JR steel for the weathering protection.

Q2: Is it possible to get custom lengths?
A: Yes, we can provide you with custom length and thickness as per your project requirement.

Q3: Do you make these channels for tropical marine environment?
A: Yes, Hot dip galvanization (thickness of zinc layer≥100μm) plus epoxy coating can be used in tropical and coastal area.

Q4: How soon can I have a quotation?
A: Our consultation services and quotations are available for you around the clock, globally.