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DX51D/SGCC Galvanized Sheet

DX51D/SGCC galvanized sheet is a zinc-coated steel product with excellent corrosion resistance, durability, and formability. Ideal for construction, automotive, and industrial applications, it ensures long-term protection against rust, making it a reliable and cost-effective material for various manufacturing needs.

PRODUCT DISPLAY

DX51D/SGCC Galvanized Sheet Description

DX51D/SGCC galvanized sheet is a high-quality steel product coated with a protective zinc layer to enhance corrosion resistance and durability. Manufactured to meet international standards, it offers excellent strength, formability, and weldability, making it ideal for construction, automotive, and industrial applications. The zinc coating ensures long-term protection against rust, moisture, and harsh environmental conditions. DX51D is commonly used in structural components and roofing, while SGCC is preferred for stamping and fabrication. Available in various thicknesses and surface finishes, DX51D/SGCC galvanized sheets provide a cost-effective, reliable solution for industries requiring strong, long-lasting materials.

Scope of Application

Galvanizing products are widely used in industry, agriculture, animal husbandry and fishery, energy, transportation, chemical industry, light industry, home appliances, construction, communications, national defense and other fields.

Product Parameters

Product Name DX51D/SGCC Galvanized 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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