SGCC Galvanized Steel HDG Pipe Zinc Coated 30mm GI Round Pipe For Construction
SGCC Galvanized Steel Pipe Tube 30mm Hot Dipped GI Round Pipe For Construction
Product Description
Hot-dip galvanizing offers uniform coating, strong adhesion, and long service life. The process involves complex physical and chemical reactions that form a zinc-iron alloy layer with a tight, corrosion-resistant structure. This alloy layer combines the pure zinc layer with the steel pipe matrix, creating one of the most effective electroplating methods for protecting steel substrates.
The hot-dip galvanizing process produces both a thick pure zinc layer and a zinc-iron alloy layer, providing superior corrosion resistance unmatched by standard galvanizing methods.
Product Parameters
| Product Name |
Galvanized Steel Tube |
| Material |
Q235, SS400, A36 |
| Shape |
Round/Square/Rectangular |
| Outer Diameter (mm) |
21.3-165mm / 10×10-600×600mm / 10×20-800×400mm |
| Wall Thickness (mm) |
0.5-2.5 to 1.5-5.5 / 0.4-27mm / 0.4-27mm |
| Length |
6m, 9m, 12m or as required |
| Surface Treatment |
1) Black, Pre-galvanized
2) Oiled, powder coating
3) Galvanized as your requirement
PS: Pre galvanized steel pipe: 60-150g/m²
Hot dipped galvanized steel pipe: 200-400g/m², 350-400g/square meter
|
| End Finish |
Plain/beveled ends or threaded with sockets/coupling and plastic caps |
| Packaging |
Packing in bundle with steel strips; seaworthy package; customized packaging available |
| Inspection |
Chemical composition and mechanical properties testing; hydrostatic test, dimensional and visual inspection, nondestructive inspection |
| Application |
Construction pipe, machine structure pipe, agriculture equipment pipe, water and gas pipe, greenhouse pipe, building material, furniture tube, low pressure fluid tube, etc. |
| Others |
1: Special design available according to requirements
2: Pipe can be necked down, punching hole on pipe wall
3: Pipe fittings, elbows are available
4: All production processes follow ISO9001:2000 standards strictly
|
Product Details
Packaging & Shipping
After-Sale Service
- We welcome customer suggestions regarding pricing and products
- For any questions, please contact us freely by email or telephone
Frequently Asked Questions
Q: Do you provide samples? How can I get a sample to check your quality? Is it free or extra?
A: Free samples are available for your checking and testing. To receive free samples, please provide your detailed receiving address (including postal code) and your DHL/FedEx/UPS account for collecting samples. Courier costs will be paid by your side.
Q: How is the quality of your products?
A: Our products are manufactured strictly according to national and international standards, and we conduct testing before delivery. If you would like to see our quality certifications and testing reports, please ask us for them.
Q: Are you factory or trader?
A: Our company has been manufacturing and selling steel products since 2009. We have gained export rights and become an integrated company of industry and trade to satisfy buyers' multi-request requirements for different materials and products.