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Galvanized Corrugated Roof Sheet

Galvanized corrugated roof sheet is a durable, corrosion-resistant material designed for roofing applications. Coated with zinc for enhanced protection, it provides excellent strength, weather resistance, and longevity. Ideal for industrial, commercial, and residential projects, ensuring reliable, cost-effective performance.

PRODUCT DISPLAY

Galvanized Corrugated Roof Sheet Description

Galvanized corrugated roof sheet is a highly durable and corrosion-resistant material, designed for long-lasting protection in roofing applications. Coated with a layer of zinc, it provides excellent resistance against rust, moisture, and harsh environmental conditions. Its unique corrugated design enhances strength and stability while allowing easy installation and maintenance. Ideal for both industrial and commercial projects, this sheet ensures reliable performance in roofing, siding, and cladding applications. With its long lifespan and cost-effective nature, galvanized corrugated roof sheet is a top choice for clients looking for quality, durability, and high performance in their building materials.

Scope of Application

Galvanized corrugated roof panels have good corrosion resistance and long service life. Therefore, it is widely used in industry, commerce, residence and agriculture. Its wide application includes temporary houses, garages, greenhouses, warehouses, barns, stables, sheds, factories, commercial buildings, etc.

Product Parameters

Product Name Galvanized Corrugated Roof Sheet
Thickness 0.12mm-6.00mm
Width 600mm-1500mm
Length 1m-12m, Support Customization
Standard AISI, ASTM, DIN, JIS, GB, JIS, SUS, EN, etc.
Zinc Layer Hot Galvanizing: 60-275g/m²
Pre-galvanized: 80-275g/m²

Chemical Composition

Standard Grade C Si Mn P S Ti
Forcold Forming

Chinese Standard

DX51D+Z 0.12 0.50 0.60 0.100 0.045 0.30
DX52D+Z 0.12 0.50 0.60 0.100 0.045 0.30
DX53D+Z 0.12 0.50 0.60 0.100 0.045 0.30
DX54D+Z 0.12 0.50 0.60 0.100 0.045 0.30
DX56D+Z 0.12 0.50 0.60 0.100 0.045 0.30
DX57D+Z 0.12 0.50 0.60 0.100 0.045 0.30
Forcold Forming

Japanese Standard

SGCC 0.15 0.50 0.80 0.050 0.030 0.025
SGCD1
SGCD2
0.12
0.10
0.50
0.50
0.60
0.45
0.040
0.030
0.030
0.030
0.025
0.025
SGCD3 0.08 0.50 0.45 0.030 0.030 0.025
SGCD4 0.06 0.50 0.45 0.030 0.030 0.025
For Structure

Japanese Standard

SGC340 0.25 0.50 1.70 0.200 0.035 0.025
SGC400
SGC440
0.25
0.25
0.50
0.50
1.70
2.00
0.200
0.200
0.035
0.035
0.150
0.150
SGC490 0.30 0.50 2.00 0.200 0.035 0.025
SGC510 0.30 0.50 2.50 0.200 0.035 0.025
For Structure

AISI Standard

S220GD+Z 0.20 0.60 0.70 0.100 0.045 0.025
S250GD+Z 0.20 0.60 0.70 0.100 0.045 0.025
S280GD+Z 0.20 0.60 0.70 0.100 0.045 0.025
S320GD+Z 0.20 0.60 0.70 0.100 0.045 0.025
S350GD+Z 0.20 0.60 0.70 0.100 0.045 0.150
S550GD+Z 0.20 0.60 0.70 0.100 0.045 0.150

Mechanical Properties

Grade Yield Strength MPa≥ Tensile Strength MPa≥ Elongation A%≥
DX51D Z/ZM/AZ/AM 240-380 270-500 22
DX52D Z/ZM/AZ/AM 140-300 270-420 26
DX53D Z/ZM/AZ/AM 140-260 270-380 30
DX54D Z/ZM/AZ/AM 120-220 260-350 36
S220GD Z/ZM/AM 220 300 20
S250GD Z/ZM/AZ/AM 250 330 19
S280GD Z/ZM/AM 280 360 18
S300GD A/AM 300 380 18
S320GD Z/ZM/AM 320 390 17
S350GD Z/ZM/AZ/AM 350 420 16
S450GD A/AM 450 480 15
S550GD Z/ZM/AZ/AM 550 550
Use of The Environment Recommended Zinc Thickness
Indoor Use Z10 or Z12 (100g/㎡or 120g/㎡)
Suburbs Z20 and Painting (200g/㎡)
Urban or Industrial Area Z27 (270g/㎡) or G90 (US Standard) and painted
Coastal Area Thicker than Z27 (270g/㎡) or G90 (US Standard) and painted
Punch or Deep Drawing Application Thicker than Z27 (270grams/㎡) or G90 (US Standard) avoid coating peeling after stamping
Surface Treatment Type Code Features
Chromic Acid Treatment C Good corrosion resistance, suitable for bare state
Chromic Acid Treatment+Oiling S Good corrosion resistance
Phosphoric Acid Treatment (Including Sealing Treatment) P Have a certain corrosion resistance, good paint performance
Phosphoric Acid Treatment (Including Sealing Treatment)+Oiling Q Has a certain corrosion resistance, good paint performance, prevent rust during transportation and storage
Phosphoric Acid Treatment (Excluding Sealing Treatment) T Have a certain corrosion resistance, good paint performance
Phosphoric Acid Treatment (Excluding Sealing Treatment)+Oiling V Has a certain corrosion resistance, good paint performance, and prevent rust
Oiling O Prevent rust during transportation and storage
No Treatment M Suitable for immediate painting

Material Comparison

Chinese Standard Japan Standard European Standard
DX51D Z/DC51D Z (CR) SGCC DX51D Z
DX52D Z/DC52D Z SGCD1 DX52D With
DX53D Z/DC53D Z/DX54D Z/DC54D Z SGCD2/SGCD3 DX53D Z/DX54D Z
S220/250/280/320/350/550GD Z SGC340/400/440/490/570 S220/250/280/320/350GD Z
DX51D Z/DD51D Z (HR) SGHC DX51D Z

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