2.5mm Thickness HDG C Channel | Hot-Dip Galvanized Steel C Channel Supplier for Solar PV & Construction Projects
Product Detail
| Specification | Details |
|---|---|
| Material | Galvanized Steel (GI) |
| Size | 41x41,41x21 C Channel (custom sizes available) |
| Surface | Hot-Dip Galvanized |
| Length | Standard & Cut-to-Length Available |
| Compliance | ASTM / ISO Standard |
| Usage | Construction, Electrical Supports, PV Structures |
Chemical Composition & Mechanical Properties
Chemical Composition
| Element | Content (%) | Notes |
|---|---|---|
| Carbon (C) | ≤ 0.23 | Controls hardness and strength |
| Manganese (Mn) | 0.30 – 1.35 | Improves toughness |
| Silicon (Si) | 0.15 – 0.40 | Enhances galvanizing and strength |
| Phosphorus (P) | ≤ 0.040 | Limits brittleness |
| Sulfur (S) | ≤ 0.050 | Limits brittleness |
Mechanical Properties
| Property | Value | Test Standard |
|---|---|---|
| Yield Strength | ≥ 250 MPa | ASTM A653 |
| Tensile Strength | 380 – 550 MPa | ASTM A653 |
| Elongation | ≥ 20% | ASTM A653 |
| Hardness | 120 – 180 HB | ASTM E10 |
| Coating Thickness | 45 – 80 µm | ISO 1461 |
| Corrosion Resistance | ≥ 240 hours | ASTM B117 Salt Spray Test |
Galvanized C Channel Size
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STRUT CHANNEL
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TECHNICAL DATASHEET
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Trade Size
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Wall Thickness
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Length
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Packing
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Type
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mm
|
inch
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mm
|
inch
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mm
|
ft
|
small bundle
|
big bundle
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41 x 41
|
1-5/8 x 1-5/8
|
1.5
|
16Ga
|
3.00
|
10
|
8
|
120
|
Sloted
|
Plain
|
|
41 x 41
|
1-5/8 x 1-5/8
|
1.9
|
14Ga
|
3.00
|
10
|
8
|
120
|
Sloted
|
Plain
|
|
41 x 41
|
1-5/8 x 1-5/8
|
2.7
|
12Ga
|
3.00
|
10
|
8
|
120
|
Sloted
|
Plain
|
|
41 x 41
|
1-5/8 x 1-5/8
|
2.0
|
0.079
|
3.00
|
10
|
8
|
120
|
Sloted
|
Plain
|
|
41 x 41
|
1-5/8 x 1-5/8
|
2.5
|
0.098
|
3.00
|
10
|
8
|
120
|
Sloted
|
Plain
|
|
41 x 21
|
1-5/8 x 13/16
|
1.5
|
16Ga
|
3.00
|
10
|
12
|
240
|
Sloted
|
Plain
|
|
41 x 21
|
1-5/8 x 13/16
|
1.9
|
14Ga
|
3.00
|
10
|
12
|
240
|
Sloted
|
Plain
|
|
41 x 21
|
1-5/8 x 13/16
|
2.7
|
12Ga
|
3.00
|
10
|
12
|
240
|
Sloted
|
Plain
|
|
41 x 21
|
1-5/8 x 13/16
|
2.0
|
0.079
|
3.00
|
10
|
12
|
240
|
Sloted
|
Plain
|
|
41 x 21
|
1-5/8 x 13/16
|
2.5
|
0.098
|
3.00
|
10
|
12
|
240
|
Sloted
|
Plain
|
|
Note: The wall thickness and length can be customized according to customer's requirement.
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Surface Finish
Common Surface
Hot-dip galvanizated (HDG A123) Surface
Paint Surface
Application
Residential Rooftop Solar: Best use for solar panel mounting on residential rooftops to maximize space for energy harvest.
Commercial and Business PV Solutions: Robust frameworks to carry mass PV systems on warehouses, factories and office blocks.
Off-Grid and Hybrid Systems: Dependable C Channel framing for off-grid and hybrid solar systems in developing nations.
Agri-PV: Place modules over farmland or greenhouses and double up on energy and food production.
Our Advantages
1.High quality: Hot-Dip Galvanized Coating-Durable rust resistance for indoor and outdoor use
2.Precision Machining: Precise size makes for easy installation and strong support
3.High Strength & Load Capacity: Trustworthy for home, business, and industrial PV solutions
4.Customized solutions: OEM & ODM service for cut-to-length sizes, thickness and surface treatment
5.Sufficient stock: Offer you reliable supply and quick delivery for small quantity or urgent order
6.Quality Assurance: ASTM/ISO inspection reports on chemical, mechanically, and coating quality
*Send the email to [email protected] to get a quotation for your projects
Packaging & Shipping
Secure Packaging – Steel straps, anti-rust paper, and waterproof wrapping to prevent damage
Bulk & Export-Ready – Export-standard pallets or bundles for safe shipment
Flexible Shipping – Sea, air, and express delivery options available
Custom Packaging – Available to meet project or import requirements
Timely Delivery – Fast lead times for both bulk and urgent orders
FAQ
Q1: Can I get custom sizes?
A: Yes, we provide OEM/ODM services with customizable length, thickness, and height.
Q2: What standards do your C Channels meet?
A: ASTM A653 / ISO 1461 certified for quality and corrosion resistance.
Q3: What applications are suitable?
A: Residential, commercial, industrial, off-grid, and agricultural PV systems, as well as general construction projects.
Q4: How is it packaged?
A: Packed securely with steel straps, anti-rust paper, and waterproof wrapping. Custom packaging available.
Q5: How can I get a quote?
A: Contact us via Tel/WhatsApp: +86 13652091506 or Email: [email protected]
Address
Bl20, Shanghecheng, Shuangjie Street, Beichen District, Tianjin, China
Phone
+86 13652091506












