Welded Stainless Steel Pipe 309
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Welded Stainless Steel Pipe 309

Welded Stainless Steel Pipe 309, an austenitic stainless steel grade, is renowned for its exceptional resistance to oxidation and corrosion in high-temperature settings. This alloy contains a significant amount of chromium and nickel, with the addition of silicon, which collectively contribute to its superior performance under extreme conditions. The welding process, whether seamless or welded with a filler material, further enhances the pipe's structural integrity, making it suitable for a wide range of industries.
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Product Introduction

Key Properties

High-Temperature Resistance: One of the primary advantages of Welded Stainless Steel Pipe 309 lies in its remarkable ability to withstand temperatures up to 925°C (1700°F) in intermittent service and 870°C (1600°F) in continuous use. This characteristic makes it an ideal material for applications involving high-temperature processing, such as furnaces, boilers, and exhaust systems.

Excellent Corrosion Resistance: The chromium and nickel content in 309 stainless steel provides excellent resistance to both general and localized corrosion, including oxidation and scaling in reducing environments. This feature is crucial in chemical processing, power generation, and petrochemical industries, where exposure to harsh chemicals and corrosive gases is common.

Good Weldability: The alloy's composition facilitates easy welding, allowing for seamless integration into complex systems. Post-weld heat treatment may be required to optimize corrosion resistance and mechanical properties, but the overall processability of 309 stainless steel ensures efficient fabrication.

Mechanical Strength: Despite its excellent corrosion and heat resistance, Welded Stainless Steel Pipe 309 also possesses good mechanical strength, making it suitable for structural applications requiring both durability and resilience.

Type: Stainless Steel Pipes
Standard: ASTM, AISI, GB, JIS, DIN
Grade: 200 Series, 300 Series, 400 Series
Certification: Ghc, Bsi
Technique: Hot/Cold Rolled

product-750-750

Q:Are you gold supplier and do trade assurance
A:YES. We have strong cooperation with SINOSURE.

Q:How long is your delivery time?
A:Generally it is 3-5 days if goods are in stock. or around 30days if the goods are not in stock and it is according to order requirement.

Q:What is your terms of payment?
A: Payment<=1000USD, 100% in advance.
Payment>=1000USD, 30% T/T in advance ,balance before shippment. Or L/C at sight (For big order, LC at 30-90days can be acceptable).

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