Reliable Galvanized Steel Plate Supplier for Global Projects

Overview

As a trusted galvanized steel plate supplier, we provide a wide range of hot dipped galvanized sheet and coil options for structural, fabrication, and industrial use. Whether you’re sourcing zinc coated steel sheet for building construction, welding parts, or OEM components, we offer consistent quality, accurate thickness, and reliable international shipping.

What Is Galvanized Steel Plate?

Galvanized steel plate refers to carbon steel sheet or coil coated with a protective layer of zinc via hot dip galvanizing. The zinc coating prevents rust and extends the lifespan of the steel in both indoor and outdoor environments.

Our products include:

👉 PPGI / PPGL Coated Steel Sheet

👉 Pattern Prepainted Galvanized Sheets for Decoration

👉 Color Coated Aluminum Plate

Available Sizes & Thickness of GI Sheet

We supply galvanized steel plate coil in a wide range of thicknesses and widths to match diverse application requirements.

Thickness (mm)	Inch Equivalent	Common Applications
1.6 mm	1/16″ galvanized steel plate	HVAC, ducting, brackets
3.2 mm	1/8″ galvanized steel plate	Framing, fabrication
6.4 mm	1/4″ galvanized steel plate	Heavy structures
12.7 mm	1/2″ galvanized steel plate	Industrial base plates

Also available in custom sizes upon request.

Product Specifications – GI Steel Coil & Zinc Coated Sheet

Item	Details
Standard	ASTM A653, JIS G3302, EN 10346
Material	SPCC, SGCC, DX51D, Q195–Q235
Zinc Coating	40–275 g/m² (Z40–Z275)
Width	600–1500 mm
Length	Custom cut or coil
Surface	Spangle / Zero spangle / Oiled / Dry
Edge	Mill edge / Slit edge
Packing	Standard seaworthy export packing

Advantages of Hot Dipped Galvanized Sheet

• Corrosion Resistance: Zinc coating protects steel from rust and oxidation.
• Versatility: Suitable for fabrication, framing, HVAC, electrical and more.
• Weldability: Can be welded with appropriate ventilation or pre-treatment.
• Cost-Effective: Long-term protection with minimal maintenance.

Looking for 1/4 or 1/2 galvanized steel plate for structural welding? Or lightweight 1/16 sheet for ducting? We’ve got you covered.

Applications of Galvanized Steel Plate & Coil

• Structural support frames & beams
• HVAC and air ducting
• Trailers, containers, and chassis parts
• Cable trays and electrical panels
• Fencing, gates, and guard rails
• Flooring and anti-slip platforms
• General fabrication

For flooring and anti-slip applications, we also supply hot dip galvanized checkered plates in both coil and sheet formats.

Why Choose CJM Steel as Your Galvanized Steel Plate Supplier?

• Large inventory of gi steel coil and flat sheet
• Flexible MOQ & customized cutting
• Zinc layer and thickness options from 1/16 to 1/2 galvanized steel plate
• Export experience to Southeast Asia, Middle East, Africa, and South America
• Competitive price with fast delivery

Packing & Shipping

• Standard export packaging: Waterproof paper + steel strapping
• Custom packaging solutions available
• Container loading optimization for cost efficiency
• Experienced in handling all shipping documentation
• Flexible shipping terms (FOB, CIF, etc.)

FAQs About GI Sheet Thickness & Zinc Coating

• Q: What is the typical thickness of GI sheet?
  A: Our galvanized steel sheet is available from 0.3 mm to 12.7 mm. Common thicknesses include 1/16″, 1/8″, 1/4″, and 1/2″ galvanized steel plate.
• Q: What’s the difference between galvanized sheet and PPGI?
  A: Galvanized sheet (GI) has only zinc coating, while PPGI includes an extra layer of paint.
• Q: Do you supply galvanized steel plate coil for industrial use?
  A: Yes, we offer both coil and cut sheet formats suitable for industrial processing, welding, and forming.

Get a Quote Today

Need galvanized steel plate for your construction project or OEM manufacturing? Contact us for a free quote now. Request a Quote

Related Article: Understanding Galvanized Steel Thickness and Sizes: A Comprehensive Guide

Q: What is your company’s main products/services?

A: We are a professional manufacturer for Carbon Steel, Alloy Steel and Profile products. We have the experience of steel business for more than 10 years and our products are exported to Mid East,South America,Southeast Asia,Africa,South and East Asia etc.

Q: Can I go to your factory for a visit?

A: Of course, we welcome customers from all over the world to visit our factory.

Q: What are your terms of payment?

A: 30% T/T deposite and 70% balance before shipment.

Q: What is your delivery time?

A: For stocks,we could transport the goods to loading port within 7 days after we received the deposit; For production,it usually takes about 15-30 days after receiving the deposit.

Q: Do you provide samples? Are they free or paid?

A: Samples are available for free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?

A:Yes, we fully accept ‌third-party inspections.

Q: Why should I buy from you not from other suppliers?

A: Integrating the superior resources of China’s steel industry, we provide customers with high-quality steel products at preferential prices, and can ensure that the goods are delivered to customers in a timely manner.

Q:How can you guarantee quality?

A: Always a pre-production sample before mass production;Always 100% inspected before shipment