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Owing to a high hardness of HRC 56 to 60, the wrought and MIM versions of alloy 440C find use in applications that require good wear resistance, combined with a moderate corrosion resistance. Popular uses of the alloy include cutlery, food pressing/canning equipment, surgical and dental instruments, scissors, springs, valves, gears, shafts,
Chemical Composition. The specific chemical composition of 440 Stainless Steel varies between the A, B, and C variants. At its core, however, it is characterized by a high chromium content and moderate carbon content. The table below shows the average chemical composition of 440 Stainless Steel.
6 Δεκ 2022 · Stainless steel 440C (SS440C) and SS420 are widely used for manufacturing parts in the automobile industry due to their excellent mechanical properties. Moreover, SS440C exhibits the highest mechanical properties compared to other martensitic stainless steels.
Grade 440C stainless steel is a high carbon martensitic stainless steel. It has high strength, moderate corrosion resistance, and good hardness and wear resistance. The following datasheet gives an overview of grade 440C stainless steel.
Processing and Properties of PM 440C Stainless Steel. P. Samal, J. Valko, J. Pannell. Published 2009. Materials Science, Engineering. Alloy 440C is a high carbon, hardenable, martensitic grade of stainless steel, which offers high wear resistance, combined with a moderate resistance to corrosion.
7 Φεβ 2023 · The mechanical properties of 440C stainless steel are very impressive due to its unique composition and heat treatment process. This alloy can achieve a tensile strength of up to 980 MPa (144 ksi) and an ultimate yield strength of 885 MPa (129 ksi). It also has excellent fatigue strength when compared to other alloys in its class.
With so many stainless steels from which to choose, designers should have a ready source of information on the characteristics and capabilities of these useful alloys.
