630 stainless steel tube
630 stainless steel, also known as 17-4PH or S17400, is a precipitation-hardening stainless steel alloy. It offers a unique combination of high strength, excellent corrosion resistance, and good toughness. This alloy can be heat-treated to achieve various mechanical properties, making it suitable for a wide range of applications in industries such as aerospace, chemical processing, and oil and gas.
Performance features
Corrosion Resistance
630 stainless steel maintains good corrosion resistance even at elevated temperatures, making it particularly suitable for neutral to mildly acidic or alkaline environments.
Mechanical Properties
This material exhibits high strength and hardness, making it ideal for components that operate in high-temperature conditions.
Fabricability
630 stainless steel has excellent machinability, allowing for precise machining to meet the demands of intricate components.
Thermal Stability
It possesses outstanding thermal stability, enabling it to withstand mechanical wear and other factors that could lead to performance degradation.
Steel Processing Process
The processing of 630 stainless steel tube involves several steps, including melting, casting, hot or cold forming, heat treatment (such as solution annealing and aging), and finishing. These processes are critical for achieving the desired mechanical properties and dimensional accuracy of the tube.
Corresponding Grades in Various Countries
In the United States: ASTM A564/A564M Grade 630
In Europe: EN 1.4542 / EN 10088-2 X5CrNiCuNb16-4
In China: GB/T 1220-2007 06Cr17Ni4Cu4Nb
In Japan: JIS G4303 SUS 630
Common Questions and Answers:
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