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Wuxi Sylaith Special Steel Co., Ltd.

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China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5

  1. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
  2. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
  3. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
  4. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
  5. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5
  6. China Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5

Galvanized Steel Coil with Z80-Z275 Zinc Coating for Construction Roofing in 0.5

  1. MOQ: 1 Ton, we also welcome sample requests.
  2. Price: Negotiable
  3. Get Latest Price
Standard ASTM / AISI / JIS / EN
Surface Galvanized Coated
Payment Terms 30% T/T Advance + 70% T/T Balance
Width Customizable
Coil weight according to the customer's request
Thickness 0.5–3.0 mm
Hardness Hard
Delivery Time 7-35 days, depending on the specific requirements and quantity
Zinc Coating Z80-Z275
Supply Ability 1000+tons/month
Product Name Steel Coil
Trade Terms FOB / CIF / CFR / EXW
Processing Service Welding, Cutting, Bending, Punching, Decoiling
Packaging Details Standard export sea-worthy packing or as customers required
Model Number SGCC / DX51D
Certification MTC, ISO 9001
Brand Name Sylaith
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Standard ASTM / AISI / JIS / EN Surface Galvanized Coated
Payment Terms 30% T/T Advance + 70% T/T Balance Width Customizable
Coil weight according to the customer's request Thickness 0.5–3.0 mm
Hardness Hard Delivery Time 7-35 days, depending on the specific requirements and quantity
Zinc Coating Z80-Z275 Supply Ability 1000+tons/month
Product Name Steel Coil Trade Terms FOB / CIF / CFR / EXW
Processing Service Welding, Cutting, Bending, Punching, Decoiling Packaging Details Standard export sea-worthy packing or as customers required
Model Number SGCC / DX51D Certification MTC, ISO 9001
Brand Name Sylaith Place of Origin China
High Light Z80-Z275 Galvanized Steel Coil0.5-3.0mm Galvanized Steel CoilConstruction Roofing Galvanized Steel Coil
Galvanized Steel Coil Cold Rolled Hot Dipped Z80–Z275 Coating for Construction Roofing Industrial Fabrication
Product Overview
This factory-direct galvanized steel coil is a versatile industrial material produced using cold-rolled or hot-dipped galvanizing processes. It features a zinc coating range of Z80-Z275, offering strong corrosion resistance and long service life.
Manufactured to ASTM, BS, DIN, GB, and JIS standards, this steel coil is widely used in construction, roofing, pipe production, fencing, and general fabrication.
It supports both light-duty and heavy-duty applications with thickness ranging from 0.5 mm to 3.0 mm.

The Corrosion Challenge
Uncoated steel quickly corrodes when exposed to moisture, oxygen, and environmental pollutants. This leads to:
  • Rust formation
  • Reduced structural strength
  • Higher maintenance costs
  • Shorter product lifespan
Industrial applications require a protective solution that maintains strength while resisting corrosion.

Galvanized Protection Solution
Galvanized steel coil solves corrosion issues through a zinc protective layer (Z80-Z275) that:
  • Acts as a barrier against air and moisture
  • Provides sacrificial protection (zinc corrodes first)
  • Extends lifespan in outdoor and industrial environments
  • Reduces maintenance and replacement costs
  • Maintains workability for cutting, bending, and welding

Technical Specifications
Attribute Details
Product Type Steel Coil
Process Cold Rolled / Hot Dipped
Standard ASTM, BS, DIN, GB, JIS
Coating Z80-Z275 Zinc Coating
Thickness 0.5-3.0 mm
Width Customizable
Grade SGCC / DX51D
Hardness Hard
Spangle Type Regular Spangle
Surface Zinc Coated
Certification CE, ISO 901
Delivery Time 8-14 days
Application Construction, pipes, roofing, fencing

Common Applications
This galvanized steel coil is commonly used in:
  • Roofing sheets and wall panels
  • Corrugated steel production
  • Structural construction components
  • Pipe and tube manufacturing
  • Industrial containers and storage systems
  • Fencing, gates, and outdoor infrastructure
  • Automotive and machinery parts

How Galvanized Protection Works
The steel is protected using a zinc coating applied via hot-dip or electro-galvanizing methods:
  1. Steel is cleaned and prepared
  2. Zinc coating is applied (Z80-Z275 layer)
  3. A protective alloy layer forms between steel and zinc
  4. Zinc acts as a sacrificial layer, corroding before steel
Even if the surface is scratched, zinc continues protecting exposed steel through electrochemical action.

Selection Guidelines
When selecting galvanized steel coil, consider:
  • Coating level (Z80-Z275): Higher coating = stronger corrosion resistance
  • Thickness (0.5-3.0 mm): Structural vs light fabrication use
  • Process type: Cold rolled (smooth finish) vs hot dipped (strong protection)
  • Standard compliance: ASTM / JIS / DIN depending on project requirements
  • Surface finish: Regular spangle or customized finish
  • Application needs: Roofing, piping, or industrial manufacturing

Frequently Asked Questions
Q1: What is the difference between Z80 and Z275 coating?
Z275 has a much thicker zinc layer, offering stronger corrosion resistance and longer lifespan than Z80.
Q2: Can this coil be used outdoors?
Yes, it is designed for outdoor exposure such as roofing, fencing, and structural use.
Q3: Is it suitable for welding and cutting?
Yes, it supports cutting, welding, bending, and decoiling processes.
Q4: What is cold rolled vs hot dipped galvanized steel?
Cold rolled offers smoother surface finish, while hot dipped provides stronger corrosion protection.
Q5: What industries commonly use this product?
Construction, manufacturing, automotive, agriculture, and infrastructure sectors.
Galvanized Steel Coil Manufacturing Process Galvanized Steel Coil Applications Galvanized Steel Coil Quality Inspection

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2010

  • Total Annual:

    180 Million-250 Million

  • Employee Number:

    1200~1300

  • Ecer Certification:

    Verified Supplier

Wuxi Sylaith Special Steel Co., Ltd. is located in Wuxi, Jiangsu Province, China — one of the largest steel distribution centers in East China. Since its establishment, the company has focused on supplying premium-quality steel materials and providing reliable one-stop steel solutions for cust... Wuxi Sylaith Special Steel Co., Ltd. is located in Wuxi, Jiangsu Province, China — one of the largest steel distribution centers in East China. Since its establishment, the company has focused on supplying premium-quality steel materials and providing reliable one-stop steel solutions for cust...

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  • Wuxi Sylaith Special Steel Co., Ltd.
  • 168 Qiangao Road, Liangxi District, Wuxi, China
  • https://www.carbonsteelsheet.com/

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