Wholesale Hot-Dip Galvanized Steel Channel Material Construction C Steel Strut Channel Manufacturer and Supplier

Hot-Dip Galvanized Steel Channel Material Construction C Steel Strut Channel

Short Description:

Hot-Dip Galvanized Steel Channel is a C or U-shaped section of structural steel which has been coated with a layer of zinc by the hot-dip galvanizing method. This protective zinc layer offers superior resistance to corrosion and is great for outdoors and hars environment use.

Size: 41×41 - 152×41 mm,Customized

Standard: ASTM A36,,ASTM A572 Grade 50

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

Length: 3m/6m/customized 10ft/19ft/customized

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 Hot-Dip Galvanized C-Channel / Steel Purlin

Standard: ASTM A572 / A653 | Grade: 50 (345 MPa Yield Strength)

Key Features:

High Strength: Grade 50 steel reduces structural weight while maintaining safety.

Anti-Corrosion: HDG coating thickness meets ASTM A123 standards.

Customizable: CNC punching, cutting, and bending to your specific drawings.

Applications: Industrial warehouses, solar racks, and agricultural structures.

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Product Detail

Key Features	Product Description
Premium Material	ASTM Structural Steel
Surface Finish	Ultra-Durable Hot-Dip Galvanized (Weather Resistant)
Zinc Protection	Heavy Coating (40–120 μm)
Dimensions	Custom Profile (C/U/Z Channels)
Wall Thickness	Versatile 2.0mm–6.0mm for various load requirements
Length Options	Container-optimized lengths (6m/12m) or Bespoke
One-Stop Service	Ready-to-install: Pre-punched holes & Exact cutting

Hot-Dip Galvanized Steel C Channel Chemical Composition & Mechanical Properties

Strut C Channel Chemical Composition

Grade	C	Mn	P	S	Si	V
ASTM A36	≤0.26%	0.60–0.90%	≤0.040%	≤0.050%	≤0.40%	—
ASTM A572 Grade 50	≤0.23%	0.50–1.50%	≤0.030%	≤0.030%	≤0.40%	≤0.15%

Strut C Channel Mechanical Property

Grade	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)
ASTM A36	≥ 250	400 – 550	≥ 20
ASTM A572 Grade 50	≥ 345	450 – 620	≥ 18

Strut C Channel (also known as Unistrut Channel / Steel Strut Channel) is common in electrical support, cable tray systems, pipe supports, solar mount structures, and industrial frameworks.

The following are the most common size used for international construction and industrial applications.

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

1.PV Mounting Systems: Suitable for use in solar structures, the extruded aluminum rack is solid, corrosion-resistant, and reliable for supporting panels in outdoor conditions.

2.Industrial and Commercial Steel Frames: Are used in warehouses, factories, and more to offer a robust load-bearing structure for roofs and buildings.

3.Secondary Structural Support: Provides purlins, supports, and cable and pipe trays to enable greater overall structural support.

4.Farm Buildings: Used in farm buildings and green houses, a long lasting, weather resistant support for solid construction.

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Solar Mounting Structures

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Industrial & Warehouse Structures

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Roofing & Wall Support

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Roofing & Wall Support

How to Select Strut C Channel (Selection Guide)

Load Requirements: Choose ASTM A36 or ASTM A572 Gr 50 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.

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Why Choose Royal Steel Group

Royal Steel Group provides premium ASTM A572 Grade 50 Hot-Dip Galvanized C-Channels. Engineered for solar mounting and steel building systems, our products feature superior load capacity and long-term corrosion protection. Partner with Royal Steel Group for reliable quality and efficient global logistics.

Factory Price with Best Quality Guarantee
We provide solid and transparent prices for bulk orders, project bidding and long term cooperation.

Strong Production Capacity
Professional teams and advanced equipments ensure a stable quality and timely delivery of the bulk order.

Customized Processing Service
We offer full customization in size, thickness, punching, grooving, cutting and other customization requirements.

Proven Global Export Experience
Our C-shape steel is hot sell in the world, especially for photovoltaic bracket and steel structure projects.

Strict Quality Control
All products are tested strictly in dimensional accuracy, mechanical property and galvanizing quality to reach the industry standard.

Professional Packaging & Logistics
Export fresh standard packaging which guaranteed safe sea container handling, air and international logistics.

Packaging 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.

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FAQ

Q1: Can sizes and specifications be customized?

A: Yes, size,thickness,punching,slotting,length and surface treatment etc can be customized based on your requirements.

Q2: Where can your products be used?

A: Our solar aluminum mounting systems are the perfect choice for residential and commercial applications including solar mounting system,industrial building,roof & wall system, railing and infrastructure project.

Q3: How long is your lead time?

A: Leadtime is dependent on the order quantity, generally 15~30 days.

Q4: Do you supply MTC?

A: Yes, we supply the MTC with inspection report according to ASTM etc. standards.

Q5: What is your MOQ for your products?

A: The minimum order quantity is 20 tons, trial order are negotiable.