China Suppliers Factory Direct ASTM A53 Hot DIP Galvanized Steel Pipe / Gi Pipes - 40,000 TONS in Stock
Specifications
Alloy Or Not: Non-Alloy
Section Shape: Round
Zinc: 30g-550g as customer requirement
Standard: ASTM, BS, DIN, GB, JIS, GB/T3094-2000, GB/T6728-2002, ASTM A500
Technique: Hot Rolled, Cold Rolled, ERW, High-frequency welded, Extruded
Length: Standard 6m and 12m customizable
Processing Service: Welding, Punching, Cutting, Bending, Decoiling
Delivery Time: In stock, ships immediately
| DN | Inch | SIZE (mm) | THICKNESS (mm) |
|---|---|---|---|
| 15 | 1/2 | 21.3 | 0.8-6.0 |
| 20 | 3/4 | 26.9 | 0.8-8.0 |
| 25 | 1 | 33.7 | 0.8-8.0 |
| 32 | 1-1/4 | 42.4 | 0.8-8.0 |
| 40 | 1-1/2 | 48.3 | 0.8-10.0 |
| 50 | 2 | 60.3 | 0.8-12.0 |
| 65 | 2-1/2 | 76.1 | 0.8-12.0 |
| 80 | 3 | 88.9 | 1.5-16.0 |
| 100 | 4 | 114.3 | 1.8-16.0 |
| 125 | 5 | 139.7 | 1.8-16.0 |
| 150 | 6 | 168.2 | 2.0-17.0 |
| 200 | 8 | 219.0 | 2.0-17.0 |
| 350 | 10 | 355.6 | 2.0-17.0 |
| 400 | 16 | 406.4 | 3.0-18.0 |
| 450 | 18 | 457.2 | 3.0-18.0 |
| 500 | 20 | 508.0 | 3.0-18.0 |
| 600 | 24 | 609.6 | 3.0-18.0 |
Product Display
Gi pipe production line
Gi pipe warehouse
Product Labels
Loaded into container
Transported to the port
In the port yard
Shipping Process
Free quality inspection report
Exhibition
Exhibition 01
Exhibition 02
Exhibition 03
Exhibition 04
Exhibition 05
Exhibition 06
Company Certificate
CE
ISO14001:2015
ISO9001:2015
Alliance Member OF Tianjin Metal Materials Industry Association
Alliance of China Steel Export
China National Association of Metal Material Trade
FAQ
❓ Q: Are you a manufacturer?
A: Absolutely. We are a direct manufacturer with our own large-scale facility located in Tianjin, China. You are more than welcome to visit us!
❓ Q: Can I place a trial order for just a few tons?
A: Certainly. We value every partner regardless of the order size. We can easily arrange an LCL (Less than Container Load) shipment to accommodate your specific needs.
❓ Q: Is the sample free of charge?
A: Yes, we provide samples for free so you can verify our quality. We only ask the buyer to cover the courier cost.
❓ Q: How long is the delivery time?
A: Most sizes are in stock and can be shipped immediately.
❓ Q: What processing services do you offer?
A: We provide various processing services including Welding, Punching, Cutting, Bending, and Decoiling to meet custom requirements.




