SUS309 0.05mm BA Stainless Steel Foil High-chromium Nickel for Heat Exchanger Foil Coil

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Product Description

Basic Information
Model NO.
309
Surface Treatment
Polished
Technique
Cold Rolled
Application
Boiler Plate
Edge
Slit edge
Stock
Available
Delivery Time
30 Days
Origin
China
Capacity
2000 Tons Per Month
Product Description
Brief Introduction: Choose 309 stainless steel for an outstanding solution to high-temperature corrosion resistance! As an austenitic stainless steel, 309 offers exceptional high-temperature performance and outstanding oxidation resistance, specifically engineered for extreme heat environments. Its high chromium (23-27%) and nickel (12-15%) content enables it to maintain excellent oxidation and corrosion resistance even at operating temperatures exceeding 1230°C.
Whether used as furnace linings in steel manufacturing, welding materials, or in chemical equipment and aerospace high-temperature components, 309 delivers stable and reliable performance. It exhibits strong resistance to thermal deformation and excellent machinability, making it suitable for cold bending, welding, and stamping to meet diverse complex process requirements.
GRADE Chemical Composition (%)
309 CSiMnPSCrAl
0.02130.2290.49800.01350.00117.1454.0640
Specification Item Details
StandardDIN, EN, GB, JIS
Grade309
Thickness0.05 mm
Width90 mm
HardnessHV145-HV620
ApplicationPipe making, elevators, industrial applications, heat exchangers
Product & Factory Showcase
The facility is specialized in all grades of cold rolled stainless steel strips and ferrochrome-aluminum alloy with thicknesses ranging from 0.02 mm-3.0 mm and widths up to 1200 mm. It is equipped with advanced Sendzimir high-precision reversible mills, bright annealing furnaces, and tension levelers.
Packing & Delivery
Frequently Asked Questions
What are the main advantages of 309 stainless steel?
309 stainless steel offers exceptional high-temperature performance and oxidation resistance. It is specifically designed for extreme heat environments and maintains stability at temperatures exceeding 1230°C.
What is the thickness and width range available?
We provide thicknesses ranging from 0.02 mm up to 3.0 mm, with widths up to 1200 mm to meet various industrial requirements.
What industries use 309 stainless steel foils?
It is widely used in furnace linings, welding materials, chemical equipment, aerospace components, heat exchangers, and household appliances.
Can I request samples before placing a bulk order?
Yes, samples are available. Typical sample preparation time is approximately 3 days. Standard express charges apply.
How is the product packaged for international shipping?
All products are packed using standard export packaging, typically in reinforced wooden cases, to ensure safety during sea or air transport.
What is the monthly production capacity?
Our current production capacity is approximately 2000 tons per month, ensuring stable supply for large-scale industrial projects.

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