SGCC ASTM A653 Hot Dipped Galvanized Steel Coil for Furniture Manufacturing and

Product Specification

SGCC ASTM A653 Hot Dipped Galvanized Steel Coil for Furniture Manufacturing and Light Sheet Processing

1. Product Overview

Hot dipped galvanized steel coil is widely used in furniture manufacturing and light sheet processing where corrosion resistance, surface consistency, and forming stability are required. The hot-dip zinc layer helps protect the steel surface during storage, transport, and service, while also supporting downstream fabrication such as cutting, bending, and roll forming.

For furniture-related applications, buyers usually pay close attention to surface condition, coating level, and processing compatibility. In practical use, spangle selection and surface treatment affect both visible appearance and later finishing operations such as painting, lamination, or assembly.

2. Technical Solution

Product performance is based on the following technical characteristics:

• Continuous hot-dip galvanizing with controlled zinc coating weight
• Zinc coating providing barrier protection and sacrificial protection
• Cold rolled base metal supporting dimensional consistency
• Multiple spangle options for appearance and downstream finishing
• Surface treatment options for storage stability and further processing

Yield strength of 195–420 MPa supports dimensional stability in fabricated parts, while tensile strength of 270–500 MPa improves resistance to deformation during production. Elongation of 12–25% also supports bending, stamping, and profiling operations used in furniture panels and light fabricated components.

3. Specifications

4. Application

• Furniture panels and fabricated sheet components
• Cabinet bodies and internal support parts
• Shelving systems and storage products
• Electrical cabinets and light industrial housings
• Roofing and wall sheet applications
• General light-gauge sheet metal fabrication

5. Processing

• Cut-to-length sheet production
• Slitting into strips
• Bending and folding
• Stamping and profiling
• Roll forming for light structural sections
• Surface painting, lamination, or further coating

6. Advantages

• JIS G3302 and ASTM A653 compliance supports wider market acceptance
• Multiple spangle options allow selection based on appearance needs
• Surface treatment options improve storage and downstream processing flexibility
• Cold rolled base improves dimensional stability for furniture fabrication
• Wide coating range supports both indoor and more demanding environments
• Coil supply is suitable for continuous processing and batch sheet production

7. How to Choose

• Visible furniture or decorative parts → minimized or zero spangle is often preferred
• General indoor fabrication → medium coating level is commonly selected
• Humid or more corrosive service conditions → higher coating such as Z200 and above is preferred
• Painting or further surface finishing → anti-finger or chromated surface is commonly used
• Continuous sheet production → confirm coil ID and coil weight with processing equipment

8. FAQ

Q1: Which spangle type is usually selected for furniture manufacturing?
For visible surfaces, minimized spangle or zero spangle is commonly preferred because the appearance is more uniform.

Q2: Can the coil be supplied for cut-to-length sheet production?
Yes, the material is commonly processed into sheets or slit strips according to downstream fabrication requirements.

Q3: What surface treatment is suitable before painting or lamination?
Chromated or anti-finger surface is commonly selected depending on the finishing process and storage condition.

Q4: Is this product suitable for indoor furniture and cabinet fabrication?
Yes, it is widely used for furniture panels, cabinets, shelving, and other light fabricated sheet components.

Q5: What standard coil IDs are available?
508 mm and 610 mm are standard coil IDs commonly used for decoiling, slitting, and cut-to-length lines.