DX51D Galvanized Steel Tube Pipe
If you are looking for an upgraded version of steel-plastic composite pipe, we offer a more cost-effective DX51D galvanized steel pipe for structural support, scaffolding, fire hoses, guardrails and piping systems. It has a low initial cost and extremely low maintenance cost in long-term use, which is very cost-effective. We have improved the galvanizing process and surface pretreatment technology to make the coating more uniform and stronger. It can maintain excellent anti-corrosion performance even during cold drawing or bending, and extend the service life of the pipe. Compared with ordinary galvanized pipes on the market, our products are more corrosion-resistant and durable, suitable for various harsh environments.
GNEE STEEL is a manufacturer and supplier of DX51D galvanized steel pipes, providing DX51D galvanized seamless pipes, galvanized welded pipes at wholesale prices.
Standards: EN 10346, ASTM A653/A653M, JIS G3302, ISO 3575
Grades: CS Type A/B/C, SGCC, GB/T 2518, NF A36-301
Technology: Hot Dip Galvanizing, Electrogalvanizing
Certification: ISO 9001, CE
Specification
| Product Name | DX51D Hot Dip Galvanized Steel Tube | Pipe |
| WT (Wall Thickness) | 1mm – 6mm, Customized |
| OD (Outer Diameter) | 12mm – 220mm, Customized |
| Length | 6000mm – 12000mm, Customized |
| Zinc Coating | 60-600g/m², g30, g40, g60, g90, etc. |
| Surface Treatment | Anti-finger print / Skin pass / Oiled / Dry / Chromated / Embossed / Lamination |
| Spangle | Zero Spangle / Mini Spangle / Regular Spangle / Large Spangle |
| Pipe ends | Flat End/Bevel End/Threaded End/Smooth end / Threaded end / With connector |
| Test | Zinc Coating Thickness Test, Salt Spray Test, Adhesion Test, Tensile Test, Impact Test, Bend Test, Welding Test, etc. |
Chemical Compositions
| Element | Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Aluminum (Al) | Nitrogen (N) | Silicon (Si) |
|---|
| Content (Max % by Weight) | 0.12% | 0.60% | 0.10% | 0.05% | 0.015 – 0.07% | 0.01% | 0.50% (max) |
Mechanical properties
| Property | Value/Range |
|---|
| Tensile Strength (Rm) | 270 – 500 MPa |
| Yield Strength (Re) | Minimum 140 MPa |
| Elongation (A80) | Minimum 22% (for thickness > 0.7 mm *) |
| Vickers Hardness (HV) | 70 – 120 HV |
| Brinell Hardness (HB) | Approx. 50 – 75 HB |
| Rockwell Hardness (HRB) | Approx. 50 – 70 HRB |
| Elastic Modulus (E) | Approximately 210 GPa |
Applications
GNEE STEEL's qualifications
GNEE STEEL participated in the exhibition
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