Galvanized Corrugated Steel Plate

Galvanized Corrugated Steel Plate, conforming to EN 10346/ASTM A653 standards, features hot-dip zinc coatings (30–275 g/m²) for durable corrosion protection. With yield strength of 140–550 MPa, tensile strength of 270–560 MPa, and 18–30% elongation, it balances strength and formability. Ideal for roofing, wall cladding, and agricultural structures, it offers customizable thickness (0.12–4.0 mm), widths, and corrugation profiles for harsh outdoor environments.

Key Attributes

Product NameGalvanized Corrugated Steel Plate
MaterialSGCC,SPCC,ST01Z,DX51DZ,Q195
StandardAISI,ASTM,BS,DIN,GB,JIS
SizeThickness:0.12-1.0mm, Width:600-1250mm,Length:1800-3200mm
Zinc coating30-275/m²
Weight2-3tons/pile or as client's requirement
Other shapes T shape or other corrugated for choose
PackageWaterproof paper and steel sheet
QualityQuality No Joint, No Bends, no spots, no roller marks. Third part inspection is acceptable, for example SGS, BV.
Applicant1.Making for appliances construction 2.Making machinery manufacturing 3.Making house roof4.Making heat insulation panel


Product Details

GI roofing sheet is short for galvanized steel roofing sheet. It is profiled with galvanized steel sheet for roofing purposes, which has been coated with zinc. The zinc coating provides the base steel protection from moisture and oxygen. According to the galvanizing process, it can be divided into hot-dip galvanized and electro-galvanized steel sheets.

The corrugated design will improve its strength so that it can withstand harsh weather conditions. The common design includes wavy shape, trapezoidal design, ribbed galvanized roof sheets, etc. It can be used as a single-layer sheet, cladding over an existing roof, or steel sandwich panels.



Product Keywords


The company is a professional manufacturer engaged in the research, development, production, sale and service.,  is committed to providing one-stop steel procurement services for global client. 



Product Introduction


Advantage


Sturdy and Durable - Galvanized steel roofing sheets are made of quality hot-dipped galvanized sheets. They combine steel strength and protective zinc coating. This makes it long-lasting and can withstand extreme weather conditions. The long service life and great strength are the primary reasons why they are popular among homeowners and investors.

Affordable Cost - Galvanized steel roofing sheet itself is more cost-effective than traditional roofing materials. Besides, it is lightweight, which makes it easy and quick to install. Also, it is durable and recyclable and requires less maintenance. All these factors make GI roofing sheets an economical option.

Aesthetic Appearance - Galvanized steel roofing sheet has a shiny and smooth surface. The corrugated design also looks brilliant from the outside. Besides, it has good adhesion so you paint it in different colors. Having a galvanized steel roof can easily serve an aesthetic purpose.

Fire-Resistant Feature - Steel is a non-combustible and fire-resistant material. In addition, it is light in weight. Its lighter weight also makes it safe when there is a fire.


 

Types of Galvanized Steel Roofing Sheet


• Hot-dip Galvanized Steel Sheet

Hot-dip galvanized steel is made by immersing the steel sheet in a molten zinc bath at about 500 °C to attach a zinc layer to the surface. This is the continuous galvanizing process. It will form a protective zinc layer on the surface so that it has good paint adhesion and weldability. It is the most widely used and cost-effective method to prolong the service life of steel sheets. 


• Electro-galvanized Steel Sheet

Electro-galvanizing, also known as cold galvanizing, uses electrolysis to form a uniform and dense layer on the surface of the metal. The anti-corrosion zinc layer can protect steel parts from oxidation corrosion. Also, it can meet decorative purposes. But the zinc layer of the electro-galvanizing steel sheet is only 5-30 g/m2. So its corrosion resistance is not as good as hot-dip galvanized sheets.


Quality Control


We have our own Physical & Chemical Testing Center Lab to guarantee our product quality. Our test items & instrument fully meet international standards.


Applications


Galvanized roofing steel sheet offers great corrosion resistance and a long lifespan. So it is widely used for industrial, commercial, residential, and agricultural purposes. Its wide applications include makeshift houses, garages, greenhouses, warehouses, barns, stables, sheds, factory plants, commercial buildings, etc.



Product Inventory


We are a professional steel dealer. With the support of the most professional steel manufacturers and a large number of customers, we can not only provide you with ordinary steel but also help you find very personalized steels, such as special steel grades, Special sizes, special craft shapes.


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