Material |
Carbon steel |
Grade |
Q235/355,etc |
Size |
Custom |
Wall Thickness |
1.5-2.5mm |
Coating |
Zinc aluminum magnesium Alloy Coating |
Weight/Piece |
11.7-15.4 kg |
Inventory Specification |
41*41/41*52/41*62 |
Customization |
Yes |
|
Zinc aluminum magnesium Alloy Coating solar bracket |
Service Life |
over 25 year |
Transport Package |
Bundled straps, wooden boxes, or wooden pallets |
Spot Inventory Quantity |
10000 Tons |
Annual Capacity |
1000000 Tons per year |
Delivery Time |
3-45 Days |
Samples |
Free |
Payment Method |
TT,alipay,wechat,bank card,etc |
Accept OEM or not |
can accept oem odm |
Production Capacity |
2000 Ton/Week |
Country Of Origin |
Tianjin China |
Corrosion Resistance |
very strong |
Zinc aluminum magnesium coated single axis solar bracket is highly corrosion-resistant and popular photovoltaic bracket variety. It not only has good yield strength and tensile strength, but also has good wear resistance. The thick Zinc aluminum magnesium coating protective layer on the surface of the photovoltaic bracket can better adapt to various harsh climates such as drought, humidity, salt spray, rain and snow. Especially suitable for coastal climate.
System type |
Independent Drive |
No. of panel |
2-10 Pieces(≤23 sq. m.) |
Power consumption |
5.0 kWh/set/year |
Max. wind speed in running |
24m/s |
Max. wind speed in fat |
40m/s |
Rust protection |
Hot-dipped galvanized/superdyma |
Azimuth angle tracking range |
±45° |
Elevation angle tracking range |
45° |
Control model |
Time + GPS Control |
Tracking accuracy |
0.1°-2°(Adjustable) |
Zinc Aluminum Magnesium Coated Single Axis Solar Bracket has those advantages:
1.Highly corrosion-resistant
Zinc Aluminum Magnesium Coated Single Axis Solar Bracket has excellent weather resistance, corrosion resistance, fatigue resistance, and is a material with uniform stress. It can resist external forces such as wind, snow, and earthquakes, ensuring the safety of solar photovoltaic modules and adapting to most harsh weather conditions.
2. High structural strength and stability
Zinc Aluminum Magnesium Coated Single Axis Solar Bracket is made of carbon steel through Zinc Aluminum Magnesium coating treatment, which has sufficient structural strength and stability, and can well resist the impact of earthquakes and wind and snow on the bearing capacity.

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Ace Product Matrix Meeting All Scenario Needs
Four GuardiansPhotovoltaic Bracket Systems
Hot-dip Galvanized Series: Super corrosion resistance, protecting power stations for over 25 years.
Zinc-Aluminum-Magnesium Series: Self-repairing black technology, the first choice for harsh environments.
Aviation Aluminum Series: Lightweight and high-strength, perfect for rooftop projects.
Stainless Steel Series: Salt spray resistant, expert for offshore projects.
Popular WarriorsStar Products
✓ BIPV Building Integrated Photovoltaic Waterproof Bracket
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National Project Preferred Brand
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1. What is the composition and process of zinc-aluminium-magnesium coatings?
A: Zinc-Aluminium-Magnesium coating is an alloy coating (typical ratio of Zn 55%, Al 8-10%, Mg 3-5%) that is applied to the surface of steel by hot-dip plating or spraying process. The coating combines the sacrificial anodic protection of zinc, the corrosion resistance of aluminium and the enhanced adhesion of magnesium to form a dense and stable protective layer.
2. What are the advantages of zinc-aluminium-magnesium coatings over traditional galvanising?
A: Stronger corrosion resistance: salt spray, acid and alkali corrosion resistance is increased by 3-5 times, especially suitable for coastal, industrial pollution areas and other harsh environments.
High temperature resistance: melting point up to 600 ºC or more, can resist the coating aging caused by high temperature of PV module.
Self-repairing: tiny scratches can be closed by the aluminium oxide layer itself, delaying further corrosion.
Environmental protection: no harmful substances such as hexavalent chromium, in line with RoHS environmental standards.
3. What is the expected service life of this kind of bracket?
A: Under normal environment (e.g. C4/C5 corrosion level), the life span of zinc-aluminium-magnesium coated bracket can be more than 30 years, which is longer than normal zinc-plated bracket (about 25 years), and reduces the total life cycle cost.
4. How does zinc-aluminium-magnesium coating cope with extreme weather (e.g. strong winds, snowstorms)?
A: Structural design: The single-axis bracket usually adopts high-strength bolted connections and thickened steel beams, which can withstand wind pressure up to 5000Pa or more (customised according to the local wind speed).
Anti-snow design: the bracket tilt angle is adjustable (recommended 10°-35°), with the bottom snow clearer to reduce the snow load.
Coating durability: Strong weather resistance, avoiding coating peeling due to long-term exposure to sunlight or freeze-thaw cycles.
5. What do I need to pay attention to when installing a zinc-aluminium-magnesium coated bracket?
A. Foundation requirements: soil needs to be compacted and concrete foundation poured (C25 or higher strength), and pre-embedded parts need to be treated against rust.
Torque control: Bolts need to be tightened according to specifications (to avoid over-tightening resulting in cracking of the coating), and the use of anti-loosening shims is recommended.
Installation accuracy: The single axis rotary axis needs to be kept horizontal with an error of no more than ±1mm/m to ensure tracking accuracy.
6. Does daily maintenance require special operation?
A. Cleaning: Only dust, bird droppings and other debris need to be removed regularly (1-2 times per year is recommended), and avoid the use of acidic cleaners.
Inspection: Focus on the tightening status of the bolts and whether the coating has been partially peeled off (if a small area of corrosion is found, it can be partially sprayed with anticorrosive paint).
No need for frequent maintenance: the coating itself has a self-cleaning function, significantly reducing labour costs.
7. Is the cost of zinc-aluminium-magnesium coating higher than that of galvanised bracket?
A: The initial cost is slightly higher than ordinary galvanised bracket (about 10-15% higher), but due to its long service life and low maintenance requirement, the total cost can be reduced by 20-30% in 25 years, which is more cost-effective.
8. What climate zones is this bracket suitable for?
A: Best for: high humidity and rainy (such as Southeast Asia), high salt spray (such as coastal), strong UV rays (such as the Middle East) and areas with large temperature differences.
Restrictions: Extremely cold areas (below -40°C) need to be matched with low temperature type coatings or special designs to avoid coating embrittlement.
9. How to verify the quality of zinc-aluminium-magnesium coating?
A: Third party testing: ASTM B847 or ISO 1461 certification is required to confirm coating thickness (≥ 80μm) and adhesion. 80μm) and adhesion (≥20MPa).
Salt spray test: Pass the salt spray test over 2000 hours and observe no red rust or obvious corrosion.
Factory sampling: check on-site whether the coating is uniform and free of air bubbles or pinhole defects.