Mechanical properties:
– High strength and hardness
– Good toughness and impact resistance
– Resistant to corrosion and oxidation
– Good machinability and weldability
– Suitable for applications that require high tensile and yield strength
Technical properties:
– Excellent thermal conductivity
– Good electrical conductivity
– High temperature resistance
– Low coefficient of thermal expansion
Chemical composition:
– Carbon: 0.20% max
– Chromium: 15-17%
– Nickel: 1.25-2.5%
– Manganese: 1.0% max
– Silicon: 1.0% max
– Phosphorus: 0.04% max
– Sulfur: 0.03% max
These properties make 431S29 stainless steel ideal for a wide range of applications, including manufacturing components for the aerospace, automotive, medical, and oil and gas industries. Its versatility and durability make it a popular choice for various demanding environments and have contributed to its increasing demand in the market.
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