DX51D Galvanized Steel Coil - High-Quality Hot-Dip Zinc Coated Steel for Construction

Baiqu Steel Coil Manufacturing Co., Ltd.

Verified Custom manufacturer 4yrs

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Technical Specifications of DX51D Galvanized Steel Coil

Property	Parameter	Description
Product Name	DX51D Galvanized Steel Coil	Hot-dip galvanized low carbon steel coil
Material Grade	DX51D / S220GD / SGCC	International grade equivalents
Standard Compliance	EN 10346, ASTM A653, JIS G3302	Meets major international standards
Manufacturing Process	Hot-Dip Galvanizing (Continuous)	Sendzimir or inline annealing process
Carbon (C)	≤0.12%	Low carbon for excellent formability
Manganese (Mn)	≤0.60%	Improves strength and hardness
Phosphorus (P)	≤0.10%	Controlled for ductility
Sulfur (S)	≤0.045%	Low sulfur for improved weldability
Silicon (Si)	≤0.50%	Deoxidizer in steelmaking
Yield Strength	140 - 300 MPa	Typical range per EN 10346
Tensile Strength	270 - 500 MPa	Minimum tensile strength per standard
Elongation	≥22%	Ductility in 80mm gauge length
Zinc Coating Weight	Z60 - Z275 (60-275 g/m²)	Double-sided total coating mass
Thickness Range	0.12 - 3.0 mm	Available substrate thickness options
Width Range	600 - 1500 mm	Standard and custom widths
Spangle Type	Regular / Minimized / Zero Spangle	Surface crystallization pattern options
Surface Treatment	Chromated, Oiled, Passivated, Dry	Anti-fingerprint and corrosion protection
Application	Construction, HVAC, Automotive, Appliances	Typical application industries
Certification	EN 10204 3.1, ISO 9001, CE Marking	Quality certifications provided
MOQ	5 tons	Minimum order quantity

DX51D Galvanized Steel Coil - High-Quality Hot-Dip Zinc Coated Steel for Construction

DX51D galvanized steel coil is a premium-grade hot-dip zinc coated flat steel product engineered for superior corrosion protection and exceptional formability. Manufactured in compliance with EN 10346:2015, this versatile coil serves critical roles in construction cladding, roofing systems, HVAC ductwork, and general structural applications. As a trusted steel supplier with over a decade of export experience, we deliver mill-direct DX51D coils to contractors, fabricators, and distributors across global markets.

What Is DX51D Galvanized Steel Coil?

DX51D refers to a specific grade of continuously hot-dip zinc coated low-carbon steel defined under European standard EN 10346. The "D" designation indicates the product is intended for cold forming operations, while "X51" specifies the base material's mechanical properties. This grade offers a guaranteed minimum yield strength and outstanding zinc adhesion, making it the preferred choice for applications demanding both corrosion resistance and workability.

DX51D galvanized steel coil supplier

DX51D Galvanized Steel Coil Technical Specifications

Each DX51D galvanized steel coil we supply is produced according to EN 10346:2015 with the following parameters:

DX51D galvanized steel coil wholesale

Property	Value
Standard	EN 10346:2015
Base Material	Low-carbon steel (C ≤ 0.12%)
Yield Strength	140–300 MPa
Tensile Strength	270–500 MPa
Elongation (A80)	≥ 22%
Zinc Coating	Z60–Z275 (60–275 g/m²)
Thickness Range	0.15–3.0 mm
Width Range	600–1500 mm
Coil Weight	3–8 MT per coil
Surface Treatment	Regular spangle, minimized spangle, chromate-free passivation, oiled

Key Applications of DX51D Zinc Coated Steel Coil

Building & Construction: Corrugated roofing sheets, wall cladding panels, purlins, and light-gauge steel framing
HVAC Systems: Air conditioning ducts, ventilation channels, and spiral pipe fabrication
Automotive Components: Non-structural body panels, underbody shields, and heat shields
Home Appliances: Washing machine housings, refrigerator back panels, and microwave enclosures
Agricultural Equipment: Grain silos, greenhouse frames, and livestock enclosures

Why Choose Our DX51D Galvanized Steel Coil?

Certified Quality: Every coil ships with an EN 10204 3.1 Mill Test Certificate verifying chemical composition, mechanical properties, and zinc coating mass
Flexible Coating Options: Available in Z60, Z80, Z100, Z120, Z150, Z180, Z200, and Z275 to match your project's anti-corrosion requirements
Precision Tolerances: Thickness tolerance controlled within ±0.02 mm per EN 10143:2006
Value-Driven Pricing: Direct partnerships with major steel mills enable factory-competitive rates without compromising traceability

Frequently Asked Questions

What is the minimum order quantity (MOQ) for DX51D galvanized coil?

Our standard MOQ is 25 metric tons per specification. For mixed container orders combining multiple thicknesses or zinc coatings, we accept a minimum of 10 MT total.

Do you provide material test certificates with each shipment?

Yes. Every DX51D galvanized steel coil is accompanied by an EN 10204 Type 3.1 Mill Test Certificate detailing chemical analysis, mechanical test results, and zinc coating weight per square meter.

What is the typical delivery time?

Stock items ship within 7–10 days from order confirmation. Custom-produced coils with specific zinc coating weights or non-standard widths require approximately 25–35 days from production scheduling.

DX51D galvanized steel coil China

Can you slit or cut DX51D coils to custom dimensions?

Absolutely. Our processing center offers precision slitting from 20 mm to 1500 mm width, cut-to-length sheets, and blanking services. All processing maintains the original zinc coating integrity per EN 10346 requirements.

Get a Competitive Quote for DX51D Galvanized Steel Coil

Ready to source reliable DX51D galvanized steel coil for your next project? Share your required thickness, width, zinc coating weight, and annual volume, and our technical sales team will respond with a detailed quotation within 24 hours. Contact us today to discuss your specifications and delivery schedule.

Ratings & Reviews

5.0

Very satisfied

Based on 8 reviews for verified purchases

Supplier service

5.0

On-time shipment

5.0

Supplier service

5.0

Wei Chen

Singapore

verified purchases

2025-08-24

Consistent DX51D Coil Quality Across Multiple Shipments
We have been distributing DX51D galvanized coils sourced from this supplier to fabricators across Southeast Asia for the past eight months. Total volume to date exceeds 180 tons across Z80, Z100, and Z150 coating specifications, thickness range 0.3mm to 2.0mm. Every shipment has been accompanied by complete EN 10204 3.1 Mill Test Certificates with traceable heat numbers, which our end customers require for project compliance documentation. Zinc coating uniformity tested by our QC team consistently falls within ±5 g/m² of the nominal value. Lead times for stock items have been reliable at 7–9 days to Singapore port. The factory-direct pricing structure allows us to remain competitive in regional markets. This supplier is now our primary source for DX51D product lines.

Robert Brown

United Kingdom

verified purchases

2025-09-15

Acceptable DX51D Quality with Surface Finish Issue Resolved
Ordered 15 tons of DX51D, 0.4mm thickness, 900mm width, Z60 coating for home appliance enclosure panels. Upon inspection, approximately 8% of coil surface area on two coils showed minor oil staining inconsistency — not affecting zinc coating performance but problematic for our downstream painting process. Raised the issue with the supplier within 24 hours of receipt. Their technical team responded the same day and arranged a partial credit plus priority replacement coils dispatched within 5 days. Chemical and mechanical properties on all coils were fully compliant per the 3.1 MTC. The resolution process was handled professionally. Reduced rating reflects the initial quality inconsistency, but supplier responsiveness was satisfactory. Will trial another order to reassess.

William Taylor

Australia

verified purchases

2025-10-10

Reliable DX51D Supply for Greenhouse Frame Fabrication
Ordered 20 tons of DX51D, 1.5mm thickness, 1200mm width, Z80 coating for greenhouse structural frames in Queensland. Material performed well in our roll-forming trials — no delamination or coating loss observed during bending to 90 degrees. Mechanical properties from the MTC showed yield strength at 185 MPa and tensile strength at 320 MPa, consistent with EN 10346 requirements. Delivery took 12 days to Sydney port, slightly longer than expected for stock items but acceptable. Packaging was adequate with proper moisture-barrier wrapping for sea freight. Price per ton was 5% better than our previous local distributor. Will consider for future agricultural equipment projects.

Carlos Silva

Brazil

verified purchases

2025-10-28

Premium DX51D Coil for Light Steel Frame Construction
Sourced 40 tons of DX51D, 1.0mm thickness, 600mm slit width, Z100 coating for light-gauge steel framing components. Requested precision slitting from 1250mm master coils down to 600mm — the processing was clean with no edge burr and zinc coating integrity was maintained throughout. Slitting tolerance was within ±0.5mm on width. EN 10346:2015 compliance verified through the 3.1 MTC provided with each coil. This was our first order with this supplier after comparing five international suppliers on price, certification, and minimum order flexibility. The 10 MT mixed MOQ option allowed us to trial multiple specifications before committing to larger volumes. Full 40-ton repeat order already confirmed.

Michael Johnson

United States

verified purchases

2025-11-19

Good Value DX51D Coils with Minor Lead Time Adjustment
Ordered 35 tons of DX51D, 1.2mm thickness, 1500mm width, Z275 coating for agricultural grain silo fabrication. Material quality was solid — zinc coating measured consistently between 278–285 g/m², exceeding the Z275 minimum. Yield strength at 265 MPa and elongation at 25% met our structural requirements. Only minor issue was that the custom width required a 32-day lead time instead of the quoted 25 days due to mill scheduling. The supplier communicated the delay proactively 5 days in advance, which allowed us to adjust our production timeline. Price was competitive compared to three domestic quotes we received. Would order again with earlier lead time planning.

Ahmed Al-Hassan

UAE

verified purchases

2025-12-01

Outstanding Galvanized Coil Supply for Dubai Cladding Contract
Placed an order for 50 tons of DX51D, 0.6mm and 0.8mm mixed thickness, Z150 and Z180 coating options, for wall cladding panels on a residential development in Dubai. The supplier accepted a mixed container order starting from 10 MT per spec, which suited our project phasing perfectly. EN 10204 3.1 certificates were issued per coil with full traceability back to the mill heat number. Zinc adhesion tested on-site passed bend test without flaking. Delivery for stocked items completed in 8 days to Jebel Ali port. Communication from the technical sales team was prompt and professional throughout. Third order placed this year.

Hans Mueller

Germany

verified purchases

2025-12-23

Superior DX51D Coil Quality for HVAC Ductwork Production
We sourced 25 tons of DX51D, 0.8mm thickness, 1000mm width, Z100 coating for spiral duct fabrication. The EN 10204 3.1 Mill Test Certificates were detailed and accurate — carbon content at 0.09%, tensile strength 310 MPa, elongation A80 at 28%. Formability during roll-forming was excellent with zero cracking at bends. Compared specifications with two other European-based suppliers before placing this order; pricing was 7% lower with equivalent certified quality. Production scheduling was confirmed within 48 hours and custom coils were delivered in 28 days. Highly suitable for precision HVAC applications.

James Wilson

United Kingdom

verified purchases

2026-01-07

Excellent DX51D Coils for Commercial Roofing Project
Ordered 30 tons of DX51D galvanized coil, 0.5mm thickness, 1250mm width, Z120 coating for a large commercial roofing contract in Manchester. Mill test certificates confirmed zinc coating at 128 g/m² and yield strength at 215 MPa, fully compliant with EN 10346:2015. Surface finish was minimized spangle with chromate-free passivation — exactly as specified. Coils arrived in 9 days, well within the promised 10-day window. Thickness tolerance measured within ±0.018mm across all coils. This is our second order and quality has been consistent. Will continue sourcing from this supplier for upcoming projects.