In rapidly developing markets like Vietnam, industrial parks and urban infrastructure projects demand reliable and cost-efficient water supply systems. Choosing the right pipe material is essential to ensure long-term durability while maintaining strict project timelines.
This case study highlights how an EPC contractor in Vietnam successfully implemented a water supply system using Schedule 20 galvanized steel pipe, achieving 20% cost savings, fast delivery within 15 days, and stable long-term performance under humid conditions.
Project Background
Project Location: Ho Chi Minh City, Vietnam
Project Type: Industrial Park Water Supply System
Customer Type: EPC Contractor
The project included:
Internal water distribution network
Fire water backup system
Utility pipeline infrastructure
Operating environment:
High humidity
Frequent rainfall
Tropical climate conditions
Customer Pain Points
1. Urgent Delivery Requirement
Project schedule extremely tight
Local suppliers required 30–45 days
👉 Risk: Project delay penalties
2. Budget Constraints
Industrial park projects are cost-sensitive
SCH 40 pipe increased budget significantly
3. Corrosion in Humid Environment
Vietnam climate:
High humidity
Heavy rainfall
👉 Ordinary steel pipes:
Rust quickly
Short lifespan
4. Installation Efficiency
Large pipeline network
Need fast installation
Our Solution
We provided a fast-delivery + cost-optimized pipeline solution:
✔ Schedule 20 Galvanized Steel Pipe
✔ Ready Stock + Priority Production
✔ Threaded Connection System
Technical Specification Table
| Parameter | Specification |
|---|---|
| Product | Galvanized Steel Water Pipe |
| Standard | ASTM A53 / BS 1387 |
| Sizes | 1" – 6" (DN25–DN150) |
| Outer Diameter | 33.4 – 168.3 mm |
| Wall Thickness | 2.65 – 3.40 mm |
| Length | 6 meters |
| End Type | Threaded |
| Zinc Coating | ≥ 60 μm |
| Quantity | 150 Tons |
Engineering Optimization Strategy
1. Fast Delivery Model
Partial stock allocation
Parallel production
👉 Delivery shortened to 15 days
2. Cost Optimization (SCH 20)
| Item | SCH 20 | SCH 40 |
|---|---|---|
| Cost | ↓ 20% | Higher |
| Weight | Lighter | Heavier |
| Application | Water systems | High pressure |
3. Corrosion Protection
Hot dip galvanized coating
Suitable for tropical climate
4. Threaded Connection System
Easy installation
No welding required
Reduced labor cost
Installation Optimization
Traditional Approach:
Welding
Heavy pipe handling
Slow progress
Our Solution:
Threaded pipes
Lightweight SCH 20
Faster assembly
👉 Installation efficiency improved significantly
Project Execution Timeline
| Stage | Duration |
|---|---|
| Order Confirmation | 2 days |
| Production | 8 days |
| Processing | 3 days |
| Delivery | 2 days |
👉 Total Lead Time: 15 days
Final Results
💰 Cost Saving
Total reduction: ~20%
Lower material + labor cost
⚡ Fast Project Completion
No delay penalty
Met tight construction schedule
🛡️ Corrosion Resistance
Stable performance in humid climate
Extended service life
📦 Supply Chain Advantage
Quick response
Reliable delivery
Customer Feedback
"The fast delivery and competitive price helped us complete the project on time. The quality is stable, and installation was very smooth."
Why SCH 20 Pipe is Ideal for Water Supply
Cost-effective for large networks
Easy installation (threaded)
Corrosion resistant
Suitable for low-pressure systems
FAQ Section
1. Is galvanized steel pipe suitable for water supply?
Yes, it is widely used for industrial and municipal water systems due to corrosion resistance.
2. Why choose SCH 20 for water pipelines?
It offers a cost-effective solution for low-pressure applications without compromising durability.
3. How long does galvanized pipe last in humid climates?
Typically 10–20 years, depending on coating thickness and environment.
4. What is the advantage of threaded pipes?
Faster installation
Lower labor cost
Easy maintenance
Call To Action
Looking for a reliable galvanized steel pipe supplier in Vietnam or Southeast Asia?
✔ Fast delivery (15 days)
✔ Competitive price
✔ Full range sizes (DN25–DN150)
✔ Stable quality
👉 Contact us now for a quick quotation and stock availability
+8615769214734
office@dongmjd.com
