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Galvanized Steel Coil Z275 1.0-2.0mm With Mill Test Report and 1-Year Warranty

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Product Spotlights

Galvanized Steel Coil Z275 in 1.0–2.0mm thickness with Mill Test Report and 1-year warranty. ISO 9001 certified, customized width/spangle, excellent corrosion resistance for roofing, construction, automotive. Reliable supply from Hemaokang Steel (Shandong) with annual export US$50M–100M.
Negotiable MOQ: 1 Ton (Price negotiable depending on order volume and customization)
Key Specifications
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Surface Treatment:
Other, Spangle (Regular, Minimized, or Zero Spangle optional)
Certification:
Other, ISO 9001:2015
Warranty:
1 Year
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao Port
Delivery Detail:
7 days
Surface Treatment Other, Spangle (Regular, Minimized, or Zero Spangle optional)
Certification Other, ISO 9001:2015
Warranty 1 Year
Application Other, Roofing
Material Galvanized Steel (Base: Cold Rolled Steel)
Zinc Coating Z275 (275 g/m²)
Thickness Range 1.0 mm – 2.0 mm
Width Customizable (e.g., 900–1500 mm)
Packaging Standard seaworthy export packing
Mill Test Report Included

Hemaokang Steel (Shandong) Co., Ltd. is proud to offer high-quality Galvanized Steel Coil Z275 in thicknesses from 1.0 mm to 2.0 mm, backed by comprehensive Mill Test Reports and a 1-Year Warranty. As a newly established enterprise in 2025 with an annual export value of US$50 million–US$100 million, we combine modern production capabilities with rigorous quality control to deliver coils that meet the demands of global construction, automotive, and appliance industries. Our Z275 coating ensures excellent corrosion resistance, while the customizable width and spangle options make this product suitable for a wide range of applications. Contact us today for a reliable supply partner that prioritizes product integrity and customer satisfaction.

Product Features & Technical Specifications

  • Zinc Coating: Z275 – 275 g/m² of zinc per square meter (both sides combined), providing superior protection against rust and corrosion.
  • Thickness Range: 1.0 mm – 2.0 mm – Suitable for structural applications requiring strength and durability.
  • Base Material: Cold-rolled steel (SPCC, DC01, or equivalent) with excellent flatness and surface quality.
  • Spangle Options: Regular spangle, minimized spangle, or zero spangle – available upon request to match aesthetic or painting requirements.
  • Width Customization: Standard widths from 900 mm to 1500 mm; other widths can be produced per order.
  • Surface Treatment: Passivation, oiling, or dry finish – optional to suit different handling and storage conditions.
  • Coil Weight: 3–10 tons per coil (typical), with inner diameter 508 mm or 610 mm.
  • Mechanical Properties: Yield strength ≥ 250 MPa, tensile strength ≥ 350 MPa, elongation ≥ 20% (varies by grade).
  • Mill Test Report: Each shipment includes a detailed MTR showing chemical composition, mechanical properties, and coating weight.
  • Warranty: 1-year warranty against manufacturing defects in material and coating.

Parameter Value
Coating Weight (Z275) 275 g/m² (min 258 g/m² per ASTM A653)
Thickness Tolerance ±0.05 mm (per ASTM A924)
Width Tolerance +2 mm / -0 mm
Coil Inner Diameter 508 mm or 610 mm
Surface Finish Passivated / Oiled / Dry (as per request)

Key Advantages & Customer Benefits

  • Corrosion Resistance: The Z275 coating provides long-lasting protection in both indoor and outdoor environments, reducing maintenance costs.
  • Versatile Applications: Ideal for roofing sheets, wall panels, car parts, household appliances, and industrial storage systems.
  • Proven Quality: ISO 9001 certified production line ensures consistent chemistry and mechanical properties from coil to coil.
  • Full Traceability: Every coil is accompanied by a Mill Test Report, enabling easy verification and quality control.
  • Flexible Ordering: Thickness, width, and spangle can be customized to meet your specific project requirements.
  • Reliable Supply: With 51–100 experienced employees and strong export capabilities, we can handle large-volume orders with on-time delivery.
  • Peace of Mind: The 1-year warranty covers any manufacturing defects, ensuring you receive defect-free material.

Trust & Credibility

Since 2025, Hemaokang Steel (Shandong) Co., Ltd. has rapidly grown to achieve an annual export value of US$50 million–US$100 million, serving markets across North America, South America, Europe, Africa, Oceania, the Middle East, Asia, and domestic China. Our team of 51–100 dedicated professionals is committed to delivering high-quality steel products with strict adherence to international standards. We hold ISO 9001:2015 certification, which reflects our commitment to continuous improvement and customer satisfaction. When you order Galvanized Steel Coil Z275 from us, you receive not only a superior product but also the support of a reliable partner that values transparency, quality, and long-term cooperation.

Contact us today to request a quote, discuss your desired specifications, or place a trial order. Our sales team is ready to provide prompt responses and competitive pricing. Experience the difference of working with a supplier that puts your needs first.

Frequently Asked Questions

  1. Q: What does Z275 mean in galvanized steel coil?
    A: Z275 indicates a zinc coating weight of 275 grams per square meter (total both sides). This is equivalent to the former G90 designation and provides excellent corrosion resistance for standard applications.
  2. Q: Can I get a Mill Test Report with my order?
    A: Yes, every shipment of Galvanized Steel Coil Z275 includes a detailed Mill Test Report (MTR) that shows chemical composition, mechanical properties, and coating weight results.
  3. Q: What thickness tolerances are available?
    A: Our thickness tolerance is ±0.05 mm for the 1.0–2.0 mm range, in accordance with ASTM A924 standards. Tighter tolerances are possible upon request.
  4. Q: Do you offer custom widths and spangle finishes?
    A: Yes, we can customize width from 900 mm to 1500 mm, and spangle finishes include regular, minimized, or zero spangle. Please specify your requirements when ordering.
  5. Q: What is the warranty period and what does it cover?
    A: We provide a 1-year warranty against manufacturing defects in the steel base and zinc coating. This covers issues like delamination or premature rusting due to material defects, but not damage caused by improper handling or storage.
  6. Q: How long does delivery take?
    A: Typical lead time is 15–25 days after order confirmation, depending on quantity and customization. For urgent orders, expedited shipping can be arranged.
  7. Q: Is your company ISO certified?
    A: Yes, Hemaokang Steel (Shandong) Co., Ltd. is ISO 9001:2015 certified, ensuring our quality management system meets international standards.
  8. Q: What payment terms do you accept?
    A: We accept T/T (30% deposit, 70% against copy of B/L), L/C at sight, and other negotiable terms. Please contact us for details.

Product Tags: Galvanized Steel Coil Z275 , Hot Dip Galvanized Steel Coil 1.0-2.0mm , Z275 G90 Steel Coil with Mill Test Certificate

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Gold Verified Supplier
1Yr
Verified Business License
Year Established
2025
Annual Export Value
US$50 Million - US$100 Million
Total Employees
51 - 100 People
Product Certifications
ISO9001