Technical & Material Properties

• Base Steel Grades: DX51D, SGCC, CS Type B.

• Coating Weight: Z40–Z275 g/m².

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

• Thickness: 0.20–3.0 mm; Width: 600–1250 mm.

• Adhesion: Passes 180° bend test without flaking.

• Corrosion Resistance: > 240 hours neutral salt spray (Z100); > 720 hours (Z275).

Applications & Advantages

• Applications: Roofing sheets, wall cladding, HVAC ducting, automotive body parts, fencing panels.

• Advantages:

  • Economical corrosion protection compared to stainless steel

  • Easy forming, stamping, and welding

  • Can be painted or powder coated for aesthetic purposes

  • 100% recyclable without loss of properties

• Example: Z275 galvanized sheet used for agricultural roofing lasts 20–25 years without major rusting.

  
  

Manufacturing Process & Standards

• Process:

  1. Cold rolled coil preparation

  2. Cleaning and annealing

  3. Hot-dip galvanizing (460–480°C) or electroplating

  4. Passivation, oiling, and tension leveling

  5. Cutting to size

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

• Inspection: Coating weight measurement (triple spot test), bend test, adhesion check, thickness measurement.

• Packaging: Steel strapped in coils or sheets, wrapped with waterproof paper and galvanized steel outer wrapping.

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.