As the solar energy market rapidly expands in Turkey, EPC contractors are under increasing pressure to deliver cost-efficient, durable, and scalable solar mounting systems. Material selection plays a crucial role in achieving these goals.
This case study demonstrates how a Turkish solar EPC company optimized its mounting structure design by using Schedule 20 galvanized steel pipe, reducing overall project cost by 20% while maintaining long-term outdoor performance.
Project Background
Project Location: Ankara, Turkey
Project Type: 20MW Solar Power Plant
System: Ground-Mounted PV System
Customer Type: Solar EPC Contractor
The project involved:
Large-scale PV panel installation
Steel support structures for solar arrays
Outdoor exposure in varying weather conditions
Environmental conditions:
Strong sunlight
Seasonal rain
Temperature fluctuations
Customer Pain Points
1. High Structural Material Cost
Traditional design used:
Thick steel profiles
SCH 40 pipes
👉 Result:
High material cost
Reduced project ROI
2. Over-Engineered Structure
Solar mounting systems:
Do not require high-pressure resistance
Mainly require stability and durability
👉 SCH 40 = unnecessary cost
3. Outdoor Corrosion Risk
Long-term exposure to:
Rain
UV
Temperature variation
👉 Risk:
Rust
Structural degradation
4. Installation Efficiency Requirement
Large project scale (20MW)
Thousands of mounting points
👉 Need:
Fast installation
Lightweight materials
Our Solution
We provided a solar-optimized steel pipe solution:
✔ Schedule 20 Galvanized Steel Pipe
✔ Custom Length & Pre-Fabrication
✔ High Zinc Coating (HDG)
Technical Specification Table
| Parameter | Specification |
|---|---|
| Product | Solar Mounting Steel Pipe |
| Standard | ASTM A53 / EN 10219 |
| Sizes | 2" – 3" (DN50–DN80) |
| Outer Diameter | 60.3 – 88.9 mm |
| Wall Thickness | 2.77 – 3.05 mm |
| Length | Customized (3–6 meters) |
| Surface | Hot Dip Galvanized |
| Zinc Coating | ≥ 80 μm |
| Quantity | 140 Tons |
Engineering Optimization Strategy
1. Structural Load Matching
Solar mounting systems require:
Wind resistance
Structural stability
👉 SCH 20 provides sufficient strength without overdesign
2. Cost Optimization
| Item | SCH 20 | SCH 40 |
|---|---|---|
| Cost | ↓ 20% | Higher |
| Weight | Lighter | Heavier |
| Efficiency | Higher | Lower |
3. Corrosion Protection
≥80μm zinc coating
Suitable for:
Outdoor exposure
Long-term operation (20+ years design life)
4. Pre-Fabrication Advantage
We provided:
Pre-cut pipes
Pre-drilled holes
👉 Reduced on-site work
Installation Optimization
Traditional Approach:
On-site cutting
Welding
Heavy material handling
Our Solution
Pre-fabricated pipes
Lightweight SCH 20
Modular assembly
👉 Installation efficiency increased significantly
Project Execution Timeline
| Stage | Duration |
|---|---|
| Design Optimization | 5 days |
| Production | 12 days |
| Processing | 6 days |
| Shipping | 25 days |
👉 Total Lead Time: ~45 days
Final Results
💰 Cost Reduction
Total saving: ~20%
Improved project ROI
⚡ Installation Efficiency
Installation speed improved by 30%
Reduced labor cost
🛡️ Durability
Excellent corrosion resistance
Suitable for long-term outdoor use
📦 Project Performance
Completed on schedule
Stable structure performance
Customer Feedback
"The Schedule 20 galvanized pipes provided excellent performance for our solar mounting system while significantly reducing costs."
Why SCH 20 Pipe is Ideal for Solar Structures
Lightweight → easy installation
Cost-efficient → better ROI
Durable → suitable for outdoor use
Flexible → supports prefabrication
FAQ Section
1. Can galvanized steel pipe be used for solar mounting?
Yes, it is widely used due to its strength and corrosion resistance.
2. Why choose SCH 20 for solar structures?
Because it offers optimal strength with lower cost, avoiding overdesign.
3. How long does HDG pipe last outdoors?
Typically 20+ years, depending on environment and coating thickness.
4. Is SCH 20 strong enough for wind loads?
Yes, when properly designed, it meets standard structural requirements.
Call To Action
Looking for a reliable solar mounting steel pipe supplier for Turkey or global EPC projects?
✔ HDG pipes (80μm+)
✔ Custom fabrication service
✔ Competitive factory price
✔ Fast delivery
👉 Contact us now for a solar project quotation within 12 hours
+8615769214734
office@dongmjd.com
