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  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
  • DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet
DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet

DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet

  • 25 - 199 Metric Tons
    $700
  • 200 - 499 Metric Tons
    $650
  • >= 500 Metric Tons
    $600

Customization:

size（Min.Order: 25 pieces）
View product details

DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Roofing Solutions: Designed for durable, corrosion-resistant roofing applications, featuring high-strength steel to withstand environmental stress and prolonged exposure.
  • Versatile Fabrication: Supplied as a coiled sheet for easy cutting, shaping, and installation, enabling customization for diverse architectural designs.

Key features

  • 1. Material Technology: Corrosion-Resistant DX51D Galvanized Steel

    • With DX51D galvanized steel, achieve superior corrosion resistance and durability compared to uncoated steel, ensuring long-term performance in harsh outdoor environments.

  • 2. Performance Parameters: Precision Tolerance for Reliable Fabrication

    • With ±10% dimensional tolerance, ensure consistent quality for precise fabrication in roofing systems, reducing waste and enhancing structural integrity.

  • 3. Scenario Solutions: Versatile Application for Roofing Systems

    • Designed for roofing applications, withstand extreme weather conditions (e.g., heavy rain, UV exposure) for both commercial and residential use, outperforming less durable materials in long-term durability.

  • 4. Certification Standards: Global Compliance for Safety & Quality

    • Complies with GB, ASTM, and JIS standards, meeting stringent safety and quality requirements for construction projects worldwide.

  • 5. Material Technology: Cold-Rolled Strength for Structural Reliability

    • Cold-rolled construction enhances tensile strength and formability, enabling high-strength steel plates ideal for load-bearing roofing systems.

Product details

DX51D Z100 Galvanized Steel Coil for Iron Roofing Sheet

The DX51D Z100 Galvanized Steel Coil is a high-performance material engineered for durable, corrosion-resistant roofing applications. Crafted from cold-rolled steel with a galvanized finish, it combines strength, precision, and versatility for industrial and construction projects.

Technical specifications

FeatureSpecificationBenefit
Material GradeDX51D, SGCC, PPGIHigh-strength steel with excellent formability
Surface FinishSkin-passed, cold-rolled, galvanizedSmooth, reflective surface for aesthetic appeal
CoatingZinc (galvanized)Corrosion resistance exceeding 1000 hours in salt spray tests
ToleranceThickness ±10%, width ±5%Precision for consistent roofing panel fabrication
Standards ComplianceGB, ASTM, JISGlobal certification for quality assurance
Spangle ControlMinim/RegularCustomizable surface texture for specific applications

Customization guide

Adjustable parameters include:

  • Thickness/Width: Tailored to meet roofing panel design requirements.
  • Surface Treatment: Oil application or spangle type (minim/regular) to suit environmental conditions.
  • Edge Treatment: Precision cutting for seamless integration into structures.

Get inspired

With its galvanized coating and cold-rolled finish, this steel coil ensures long-lasting performance in harsh weather. Ideal for commercial roofing systems where durability and aesthetics are critical.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Tensile Strength450 MPa+15% (518 MPa)+30% (585 MPa)*
Corrosion Resistance1000h salt spray1500h salt spray2000h salt spray
Thickness Tolerance±10%±8%±5%
Edge QualityStandardPrecision slit edgesLaser-cut precision

Supplier's note

  1. Technical Breakthroughs:

    • DX51D Grade: Tripled tensile strength vs. standard steel, enabling lightweight yet robust roofing.
    • Galvanized Spangle Control: Minim spangle reduces glare while maintaining corrosion resistance.
    • Multi-Standard Compliance: Meets GB, ASTM, and JIS for global project compatibility.

  2. Version Selection Guide:

    • Base Model: Suitable for standard residential roofing where cost-efficiency is prioritized.
    • Advanced Model: Ideal for coastal or industrial zones requiring enhanced corrosion resistance.
    • Pro Model: Best for high-stress environments (e.g., skyscrapers) needing ultra-precision and extreme durability. With the Pro’s 585 MPa tensile strength, you can ensure structural integrity in heavy-load applications. Its 2000h salt spray resistance outperforms industry benchmarks by 50%, safeguarding against marine corrosion. Pair this with laser-cut edges for seamless integration into complex architectural designs.

*Note: Comparative values assume industry-standard benchmarks (e.g., ASTM A653).

Frequently asked questions

  • Which galvanized steel coil is best for roofing in humid climates?

  • How to store galvanized steel coils to prevent rust?

  • What’s the difference between DX51D and SGCC steel for roofing?

  • Can DX51D steel coils be customized for specific roofing projects?

  • Is DX51D galvanized steel compliant with international standards?

  • What applications suit DX51D steel coils besides roofing?

  • Why choose DX51D over PPGI steel for outdoor structures?

  • How does the surface finish of DX51D affect welding?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Galvanized Steel Coil (DX51D Z100)Industrial roofing, construction, agricultureZ100 coating (100g/m² zinc, ASTM A153) ▲
Thickness: 0.5mm (ISO 3801)
Tolerance: ±10% (GB/T 709)		Enhanced corrosion resistance ▲
Cost-effective for large-scale projects		Lower tensile strength vs SGCC
Requires surface treatment for extreme environments
SGCC (Steelmaking Grade)Automotive parts, electrical appliancesTensile strength: 450 MPa (ASTM A1011)
Uncoated, plain carbon steel		Superior mechanical strength ▲
High formability for complex shapes		Prone to rust without additional coating
Higher cost than galvanized steel
PPGI (Pre-Painted Galvanized Iron)Exterior cladding, signage, HVAC systemsPre-coated paint (ISO 12944)
Corrosion resistance: 1000+ hours salt spray (ASTM B117)		Long lifespan ▲
Customizable colors and finishes		Delicate surface requires careful handling
Higher upfront cost
Stainless Steel Sheets (304)Marine equipment, food processing, medical tools304 grade (ASTM A240)
Corrosion resistance: 2000+ hours salt spray ▲		Extreme corrosion resistance ▲
Hygienic and non-magnetic		High cost vs carbon steel
Lower formability compared to galvanized steel
Cold Rolled Steel SheetsAutomotive panels, machinery components0.3–3.0mm thickness (ISO 3801)
Surface finish: Skin-passed (ASTM A1008)		Superior surface smoothness ▲
Excellent formability for precision parts		Requires coating for corrosion protection
Heavier than galvanized variants
Aluminum Roofing Sheets (3003)Lightweight roofing, solar panel mounts3003 grade (ASTM B209)
Weight: 2.7 kg/m² ▲
Thickness: 0.5–1.2mm		Lightweight ▲
Resists corrosion in coastal environments		Lower load-bearing capacity
Higher cost than steel

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.