Prime Hot Dipped Galvanized Steel Sheet In Coil ASTM A653M
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Professional Steel Supplier Guide
ASTM A653M is a specification standard for hot dip galvanized steel coil, mainly used for thin sheets coated with hot-dip galvanizing.
When it comes to high-quality steel products, hot dip Gl coil ASTM A653M is a standout choice for industries that demand exceptional performance and longevity.
ASTM A653M is a standard developed by the American Society for Testing and Materials (ASTM) for zinc-coated sheets in coils and cut-to-length produced by hot-dip galvanizing.
ASTM A653M is a specification that outlines the requirements for steel sheets coated with zinc (galvanized) through the hot-dip process. This standard ensures that the steel coils provide consistent mechanical properties and coating quality, making them suitable for demanding environments and applications.
| Types of galvanized layers |
Hot-dip pure zinc coating (Z)
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Thickness of the galvanized layer
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G30, G90, G235, etc.
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Chemical composition
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C ≤ 0.10%, Mn ≤ 0.60%, P ≤ 0.035%, S ≤ 0.035%, etc.
|
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Production process
The process of hot dip Gl steel coil is not complicated and can be divided into three parts: pre-treatment, hot-dip galvanizing and post-treatment. The main process flow includes: degreasing (if necessary) → pickling → reduction → water washing → plating aid → drying → hot-dip galvanizing → water cooling → passivation → inspection and packaging → warehousing.
Super strong weather resistance
The hot-dip plating process forms a dense zinc-iron alloy layer, and the salt spray test reaches 1000 hours without red rust, which is particularly suitable for coastal high humidity environment.
Precision size control
The thickness tolerance is ±0.03mm, and the width tolerance is ±1mm, ensuring that the stamping forming pass rate is increased by more than 15%.
Surface treatment process
Provide post-treatment solutions such as finishing/chromic acid passivation/oiling, with a surface roughness of Ra≤1.0μm, meeting high-end spraying requirements.
Full-process quality traceability
Each coil of steel is equipped with an independent QR code, which can trace 18 key data such as smelting batches and process parameters.
Application
Hot dip Gl steel sheet in coil A653M is used to manufacture building materials such as light steel structures, metal roof tiles, corrugated sheets, sandwich panels, etc., with excellent corrosion resistance and structural strength; hot dipped galvanized coil a653m is used in pipeline system linings, culvert pipes, door and window reinforcement profiles and metal components of building insulation systems.
Hot dipped galvanized steel coil a653m is used as a raw material for internal and external parts of the car body, including body repair parts for public transportation vehicles (such as buses and trams); hot dipped Gl steel coil a653m is often used in the production of high-strength automotive steel coils to meet the automotive industry's requirements for surface quality and forming performance.
Mechanical manufacturing and home appliances
Hot dipped Gl steel sheet In Coil a653m is made into protective structures for electrical equipment housings, household appliance components (such as washing machines, refrigerators) and metering devices; it can be used to produce high-strength galvanized substrates for daily necessities such as tableware and containers.
Industrial extended applications
Prime hot dipped galvanized steel coil a653m is used as a substrate for secondary processing materials such as color coated steel plates, expanding the scope of application of coating processes.
Buying Technology Guide
1. Coating selection
Indoor dry environment: Z60-Z120
Industrial atmosphere environment: Z180-Z275
Marine climate environment: Z350+
2. Processing performance matching
Processing method
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Recommended brand
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Notes
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Deep stamping
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SS Grade33
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Recommended r value ≥1.8
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Laser cutting
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SS Grade40
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Nitrogen assisted anti-oxidation
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Bending
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CS Type B
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Minimum bending radius = 2t
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Why Choose ASTM A653M Coils?
Opting for hot dipped galvanized steel coil ASTM A653M means investing in a product that combines superior quality, durability, and adaptability. With their exceptional corrosion resistance, high strength, and cost-effective benefits, these steel coils are the ideal choice for a wide range of applications.
For more information on how ASTM A653M hot dipped Gi steel coil can enhance your next project, contact us today. Our team of experts is ready to help you find the perfect steel solution tailored to your unique requirements.
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