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Gnee Steel (tianjin) Co., Ltd.

  • China,Anyang ,Henan
  • Verified Supplier
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China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil
China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil

  1. China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil
  2. China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil
  3. China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil
  4. China 55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil

55% Aluminum Coating S550GD Grade AZ150 Galvalume Steel Coil Aluzinc Steel Coil

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Supply Ability 10000 Ton/Tons per Month
Packaging Details Standard Sea Worthy Package
Brand Name GNEE
Certification SGS
Place of Origin Henan

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 10000 Ton/Tons per Month Packaging Details Standard Sea Worthy Package
Brand Name GNEE Certification SGS
Place of Origin Henan
DC51D+Az 55% Steel - Aluzinc Steel Coil
What is Galvalume or Zincalume Steel?

Also known as galvalume or zincalume steel, aluzinc steel is a form of cold-rolled galvanized steel with a metal coating composed of 55% aluminum, 43% zinc, and 1.6% silicon. Its unique composition gives aluzinc steel distinctive features by combining the physical protection and high durability of aluminum with the electrochemical protection of zinc.

Aluzinc is the world's fastest-growing metallic coating. This is due to the combined strength, formability, and recyclability of steel with the proven long-term anti-corrosion performance of the AI-Zn alloy coating. This combination results in an economical product with superior eco-friendliness attributes of durability, recyclability, energy efficiency, and scarce resource utilization.

Features

Aluzinc has a clean, natural, and bright silvery surface. The surface includes small spangles that give it a lustrous and striking appearance as light conditions change.

Aluzinc steel surface showing spangled texture and lustrous appearance
Specification Sheet
Parameter Specification
Thickness 1 mm
Material Aluzinc Steel
Minimum Order Quantity 10 Kg
Standard JIS / EN / ASTM Standard
Grades SGLCC / SGL400 / SGL440 / SGL570 / SGLCD
ASTM A792M CS-A / CS-B / CS-C
SS230 / SS255 / SS275 / SS340 / SS550
DX51D / DX52D / DX53D
S220GD / S250GD / S280GD / S320GD / S350GD / S550GD
Coating AZ40-AZ150
Alu-Zinc Coating 20-165g/m2
Spangle Regular Spangle
Sizes Thickness: 0.23mm - 3.0mm
Width: 900mm-1250mm
Surface Treatment Chromate Treatment, Anti-fingerprint
Coil Weight 0.5 Tons - 25 Tons
Technique Other, Hot Rolled-Cold Rolled-Galvanized Surface Treatment
Application Other, Structural use, roofing, Commercial Use, Household Appliance, Industry
T Bending (top/back) ≤ 3T/4T
Anti-MEK Wiping 100 times

We support customization of color-coated coils of various specifications and uses.

Product Benefits
  • Corrosion Resistance: Aluzinc steel coils are more corrosion-resistant than standard galvanized steel coils. The aluminum in the coating acts as a protective barrier, while the zinc acts as a sacrificial layer, adding an extra layer of corrosion resistance.
  • High Heat Resistance: Aluzinc steel coils have extremely high heat resistance, allowing them to survive high temperatures without major structural changes.
  • Formability and Machinability: Aluzinc steel coils have extremely high formability and are easily formed without cracking or breaking. This property makes them suitable for a variety of production procedures, such as bending, roll forming, and stamping.
  • Aesthetic Versatility: With a smooth, shiny surface, Aluzinc steel coils offer aesthetic versatility. They can be coated in a variety of colors, coatings, and textures, offering unique solutions to match architectural designs and personal tastes.
Applications of Aluzinc steel in roofing and industrial uses
Frequently Asked Questions
1. What is "White Rust" and is it a defect?
White rust (Wet Storage Stain) is a white powdery deposit formed when Galvalume gets wet while tightly coiled or stacked. If it's light, it's usually cosmetic; if heavy, it may compromise the coating.
2. Does Galvalume require regular maintenance?
Very little. However, areas not washed by natural rainfall (like under eaves) should be rinsed with fresh water annually to remove accumulated salts and dust.
3. What kind of fasteners should be used with Galvalume?
Always use high-quality stainless steel or zinc-aluminum capped fasteners. Never use carbon steel fasteners as they will rust and stain the panels.
4. How should Galvalume coils or sheets be stored?
They should be stored in a dry, well-ventilated area. If stored outdoors, they must be tilted to allow water drainage and covered with a breathable tarp.
5. Is Galvalume steel recyclable?
Yes, it is 100% recyclable. It can be melted down at the end of its life to produce new steel without any loss in quality.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Trading Company

  • Year Established:

    2008

  • Total Annual:

    3000000-3500000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high quality steel ... Gnee Steel Co.,Ltd (GNEE) is the affiliated company for ANGANG GROUP who are one large state-owned iron and steel group located in Henan, China. GNEE are specialized in manufacturing and supplying large quantities Seamless steel pipes and Shipping-building plates, We are provide high quality steel ...

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  • Gnee Steel (tianjin) Co., Ltd.
  • FLAT/RM 1512 15/F LUCKY CENTRE NO.165-171 WAN CHAI ROAD WAN CHAI HK
  • https://www.gescosteel.com/

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