Stainless Steel 440C
Material Notes: Stainless Steel 440C is a high-carbon martensitic steel that offers an excellent combination of properties such as hardness, strength, wear resistance, and corrosion resistance. Its balanced composition is suitable for applications that demand high performance.
Applications: Stainless Steel 440C contains properties such as extreme hardness, toughness, and high resistance to wear which enable it to be heat treated into high-performance steel. It has some magnetic power and moderate resistance to rust as well, making it best for applications that need high precision. These include ball bearings, valves, surgical blades, and measuring instruments.

Specifications for Stainless Steel 440C
This table encapsulates the Chemical Composition of Stainless Steel 440C.
Element | Min. % | Max. % |
---|---|---|
Carbon | 0.95 | 1.2 |
Silicon | 0 | 1 |
Manganese | 0 | 1 |
Nickel | 0 | 1 |
Chromium | 16 | 18 |
Molybdenum | 0 | 0.75 |
Phosphorous | 0 | 0.04 |
Sulphur | 0 | 0.03 |
Note: Nickel addition is optional. |
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Are you purchasing CNC machining parts using professional grade 440C stainless steel? Look no further than Hopeful’s China factory. With highly sophisticated equipment and technicians dedicated to ensuring the utmost quality, we work towards meeting your manufacturing needs. We accept everything ranging from custom made designs to bulk purchases. Reach out to us . We will share our reasonable pricing along with rapid delivery. Allow your products to improve with Hopeful's precision machining parts.