Technical & Material Properties

• Base Steel: DX51D, SGCC, ASTM A653 CS Type B.

• Coating Weight: Z40–Z275 g/m².

• Width: 600–1250 mm;

• Thickness: 0.2–3.0 mm.

• Surface Finish: Regular spangle, minimized spangle, zero spangle.

• Corrosion Resistance: Neutral salt spray up to 720 hours for Z275.

Applications & Advantages

• Applications: Roofing and cladding panels, ducts, steel furniture, automotive body parts, appliances.

• Advantages:

  • Excellent rust protection at a lower cost than stainless steel

  • Easy to paint and form

  • Long service life in outdoor conditions

• Example: Z275 galvanized coil used for agricultural barn roofing lasts 20+ years without major rust.

Manufacturing Process & Standards

• Process:

  1. Cold rolled coil cleaning and annealing

  2. Hot-dip galvanizing in molten zinc at 460–480°C

  3. Passivation/oiling

  4. Tension leveling and coiling

• Standards: ASTM A653, EN 10346, JIS G3302.

• Inspection: Coating weight test, bend test, adhesion check.

• Packaging: Steel straps, protective wrapping, coil eye protection.

Product Real Shot

Packaging and Shipping

FAQ

Q1: What product information must I provide before making a purchase?
A: Please provide the grade, width, thickness, surface treatment requirements, and the quantities you need.

Q2: What about product pricing information?
A: Prices may vary due to fluctuations in raw material costs.

Q3: Is it possible to send samples?
A: Yes, we offer free samples with express shipping worldwide.

Q4: Do you offer a service for customized products?
A: Yes, we can supply according to your specific requirements.

Q5: Can I visit you in person?
A: Customers from all over the world are welcome to meet with us.

Q6: Can you assist me in importing steel products for the first time?
A: Yes, we can provide support through our experienced shipping agents.