Anti Corrosion Galvanized Steel Coil is a high-performance steel coil designed to provide outstanding corrosion protection and long-term durability in demanding environments. It is widely used in construction, industrial manufacturing, roofing systems, and infrastructure projects.
نوع المادة :
Heavy zinc coating hot-dip galvanized steel (DX51D+Z, DX54D+Z, SGHC)نطاق العرض :
750mm – 1600mmنطاق السماكة :
0.18mm – 6.0mmقابل للتخصيص :
Yesالطلب (الحد الأدنى للكمية) :
2TSpecifications
Anti corrosion galvanized steel coils are manufactured using advanced galvanizing technology, forming a uniform and durable zinc coating that effectively protects the steel substrate from moisture, oxidation, and harsh environmental conditions. This protective layer significantly extends the service life of the material.
These steel coils offer excellent corrosion resistance, formability, and mechanical strength, making them suitable for roll forming, stamping, bending, and other fabrication processes. Their reliable performance helps reduce maintenance costs while ensuring consistent quality in long-term applications.
Anti corrosion galvanized steel coils are widely used in roofing and wall cladding systems, ventilation ducts, agricultural facilities, industrial equipment, electrical enclosures, and transportation components, where superior corrosion protection, durability, and processing performance are essential.
Anti Corrosion Galvanized Steel Coil is one of our core strength products. We maintain substantial inventory to ensure rapid delivery and can also customize extra-large diameter seamless pipes according to your specific requirements. Additionally, we provide comprehensive services including spectroscopic analysis, mechanical property testing, pressure testing, and non-destructive testing (NDT).
| Grade | Grade Equivalent | Mechanical Properties | Size Range | Chemical Composition (Typical, %) |
|---|---|---|---|---|
| DC01+Z Commercial Grade Anti Corrosion | GB/T 2518 DC01+Z
|
Tensile 270–410 MPa
|
Thickness 0.15–3.0 mm
|
C≤0.12, Si≤0.30
|
| DC03+Z Stamping Grade Anti Corrosion | GB/T 2518 DC03+Z
|
Tensile 270–370 MPa
|
Thickness 0.2–2.5 mm
|
C≤0.10, Si≤0.30
|
| DC04+Z Deep Drawing Grade Anti Corrosion | GB/T 2518 DC04+Z
|
Tensile 270–350 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.08, Si≤0.30
|
| DC05+Z Extra Deep Drawing Grade Anti Corrosion | GB/T 2518 DC05+Z
|
Tensile 250–330 MPa
|
Thickness 0.4–1.8 mm
|
C≤0.06, Si≤0.30
|
| DC06+Z Super Extra Deep Drawing Grade Anti Corrosion | GB/T 2518 DC06+Z
|
Tensile 240–320 MPa
|
Thickness 0.5–1.5 mm
|
C≤0.04, Si≤0.30
|
| Q195+Z Commercial Structural Grade Anti Corrosion | GB/T 2518 Q195+Z
|
Tensile 315–430 MPa
|
Thickness 0.25–3.0 mm
|
C≤0.12, Si≤0.30
|
| Q235B+Z General Structural Grade Anti Corrosion | GB/T 2518 Q235B+Z
|
Tensile 370–500 MPa
|
Thickness 0.3–3.0 mm
|
C≤0.22, Si≤0.35
|
| Q355B+Z High Strength Low Alloy Anti Corrosion | GB/T 2518 Q355B+Z
|
Tensile ≥470 MPa
|
Thickness 0.4–3.0 mm
|
C≤0.24, Si≤0.55
|
| Q420B+Z Ultra High Strength Low Alloy Anti Corrosion | GB/T 2518 Q420B+Z
|
Tensile ≥520 MPa
|
Thickness 0.5–2.5 mm
|
C≤0.20, Si≤0.55
|
| High Zinc Coating Grade Anti Corrosion | GB/T 2518 DC01/DC03+Z
|
Tensile 270–410 MPa
|
Thickness 0.15–3.0 mm
|
C≤0.12, Si≤0.30
|
| DC01+ZM Zn-Al-Mg Alloy Ultra High Anti Corrosion | GB/T 31901 DC01+ZM
|
Tensile 270–410 MPa
|
Thickness 0.2–2.5 mm
|
C≤0.12, Si≤0.30
|
| DC03+ZM Zn-Al-Mg Alloy Stamping Grade Ultra High Anti Corrosion | GB/T 31901 DC03+ZM
|
Tensile 270–370 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.10, Si≤0.30
|
| DC04+ZnNi Zinc-Nickel Alloy Automotive Grade High Anti Corrosion | GB/T 20492 DC04+ZnNi
|
Tensile 270–350 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.08, Si≤0.30
|
| DC03+ZnFe Zinc-Iron Alloy Home Appliance Grade High Anti Corrosion | GB/T 14978 DC03+ZnFe
|
Tensile 270–370 MPa
|
Thickness 0.3–2.5 mm
|
C≤0.10, Si≤0.30
|
| ASTM A1008 CS Type A Commercial Grade Anti Corrosion | ASTM A1008 CS Type A
|
Tensile 270–410 MPa
|
Thickness 0.15–3.0 mm
|
C≤0.15, Si≤0.30
|
| ASTM A1008 DDS Deep Drawing Grade Anti Corrosion | ASTM A1008 DDS
|
Tensile 270–350 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.10, Si≤0.30
|
| ASTM A1008 HSLA Grade 50 High Strength Anti Corrosion | ASTM A1008 HSLA Grade 50
|
Tensile 485–620 MPa
|
Thickness 0.4–3.0 mm
|
C≤0.23, Si≤0.40
|
| EN 10152 DX51D+Z Commercial Grade Anti Corrosion | EN 10152 DX51D+Z
|
Tensile 270–410 MPa
|
Thickness 0.15–3.0 mm
|
C≤0.12, Si≤0.30
|
| EN 10152 DX53D+Z Deep Drawing Grade Anti Corrosion | EN 10152 DX53D+Z
|
Tensile 270–350 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.08, Si≤0.30
|
| EN 10152 S355GD+Z High Strength Anti Corrosion | EN 10152 S355GD+Z
|
Tensile ≥470 MPa
|
Thickness 0.4–3.0 mm
|
C≤0.24, Si≤0.55
|
| JIS G3302 SGCC Commercial Grade Anti Corrosion | JIS G3302 SGCC
|
Tensile 270–410 MPa
|
Thickness 0.15–3.0 mm
|
C≤0.12, Si≤0.30
|
| JIS G3302 SGCD2 Deep Drawing Grade Anti Corrosion | JIS G3302 SGCD2
|
Tensile 270–350 MPa
|
Thickness 0.3–2.0 mm
|
C≤0.08, Si≤0.30
|
| JIS G3302 SGHC440 High Strength Anti Corrosion | JIS G3302 SGHC440
|
Tensile ≥440 MPa
|
Thickness 0.4–3.0 mm
|
C≤0.23, Si≤0.40
|
|
Note: If you do not find a Anti Corrosion Galvanized Steel Coil that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan. |
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FAQs
Q: What types and standards of galvanized steel do you mainly supply?
We mainly supply hot-dip galvanized steel products including galvanized steel sheets, coils, strips, and pipes. Common base steel grades include DX51D+Z, DX52D+Z, DX53D+Z, and DX54D+Z. The zinc coating thickness typically ranges from Z20 to Z275 to meet different corrosion protection requirements. All galvanized steel products comply with international standards such as ASTM, JIS, and EN. We can also provide material test certificates (MTC) and support customized specifications according to customer requirements.
Q: Can you provide special specifications or non-standard customization? For example, extra-wide plates or pipes with specific wall thicknesses?
A: Of course. One of our advantages is our flexible customization capabilities. We can provide customized size cutting, special thicknesses, and special surface treatments (such as 2B, BA, No.4 brushed finish, mirror finish) based on your drawings or requirements. Whether it's a small trial order or a large-volume purchase, we can meet your needs.
Q: How do you guarantee the quality and consistency of materials? Do you have quality certifications?
A: Quality is our lifeline. We use direct supply from large steel mills to ensure material traceability. Each shipment comes with a Material Quality Certificate (MTC). We have our own quality control team that conducts random checks on material composition, dimensional tolerances, surface finish, and mechanical properties. Our factory is also ISO 9001:2015 quality management system certified.
Q: What are your delivery times and logistics solutions for overseas customers?
A: For standard-specification in-stock products, we can complete preparation and shipment within 7-14 days. Delivery times for customized products will be determined through negotiation based on the specific process. We have established international logistics partners who can arrange full container load (FCL), less-than-container load (LCL), or air freight according to your needs, and provide various trade terms such as EXW, FOB, CIF, and DDP, with door-to-door service.
Q: As a new customer, how do I begin cooperation? Can you provide samples for testing?
A: The cooperation process is very smooth: 1) You provide specific requirements (brand, specifications, quantity, standards); 2) We provide a quotation and technical advice; 3) After confirmation, we arrange the contract and payment; 4) Production/pickup and quality inspection; 5) Shipment and provision of documentation. We encourage sample testing. For serious customers, we can provide small-size samples to ensure that the materials fully meet your processing and application requirements.
|
Note: If you do not find a Anti Corrosion Galvanized Steel Coil that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan. |
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