DX51D+Z galvanized steel pipe
SHUNBEI
1-12m or as required
ASTM ASME SUS JIS DIN
10MM~400MM
Square/ Rectangular/Round
Hot Rolled & Cold Rolled
DX51D+Z
30% TT in advance, 70% TT /70% LC at sight balance before shipment
support
FOB, EXW, CIF, CFR
Alloy steel
10 TON
Industrial
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High-strength galvanized square pipe made from EN10327 DX51D+Z steel. Features excellent corrosion resistance, weldability, and surface finish. Ideal for structural framing, fencing, and general fabrication. | |||||||||
PRODUCT DESCRIPTION
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PRODUCT INTRODUCTION
DX51D+Z galvanized square pipe is manufactured from cold-formed steel strip conforming to the EN 10327 standard, with a zinc coating applied via hot-dip galvanization. The DX51D grade ensures good forming properties, while the zinc layer (+Z) provides long-term protection against rust and atmospheric corrosion.
This product is widely used in both indoor and outdoor environments due to its durability and aesthetic surface finish. It is available in various wall thicknesses and lengths, with customizable coating weights according to client requirements.
Standard | EN 10327 / EN 10346 |
Material Grade | DX51D+Z |
Zinc Coating | Z40 – Z275 (g/m²) |
Tensile Strength | ≥270 MPa |
Yield Strength | ≥140 MPa |
Surface Finish | Spangled or Minimized Spangle |
Weldability | Excellent |
Available Shapes | Square / Rectangular (also available: Round) |
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APPLICATION
DX51D+Z galvanized square steel pipes are widely used in civil construction, light steel structures, and fabrication sectors due to their excellent corrosion resistance, processability, and clean appearance. Typical uses include:
Structural framing – greenhouses, warehouses, scaffold frames
Fencing and gates – boundary fencing, security structures
Furniture frames – modular shelving, metal furniture
Automotive body parts – support beams, crossbars
HVAC and mechanical supports
Electrical cable tray systems
In coastal or humid areas, the zinc coating ensures extended product life and minimal maintenance.
PRODUCT SPECIFICATIONS
MECHANICAL PROPERTIES
Yield Strength (Re): ≥ 140–300 MPa
Tensile Strength (Rm): 270–500 MPa
Elongation (A80): ≥ 22%
Formability: Excellent for bending, rolling, and stamping
Weldability: Suitable for resistance welding and arc welding
CHEMICAL COMPOSITION
Element | Max Content |
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C | 0.12 |
Mn | 0.60 |
P | 0.10 |
S | 0.045 |
Ti | 0.30 |