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The 440C stainless steel ball is a high-carbon, high-chromium martensitic stainless steel ball known for its exceptional hardness, excellent wear resistance, and outstanding corrosion resistance. After quenching and tempering treatment, the 440C stainless steel ball can achieve very high hardness, making it ideal for precision bearings, valves, aerospace, tools, and other demanding applications. It performs well in harsh environments and under high load conditions, ensuring long-term reliability and durability. As a leading Stainless Steel Ball Distributor in Korea, we ensure that our products meet the highest quality standards and reliability.
| Material Composition | C | Si | Mn | P | S | Ni | Cr | Mo |
| 0.9 - 1 | ≤ 0.8 | ≤ 0.8 | ≤ 0.035 | ≤ 0.80 | ≤ 0.60 | 17.0 - 19.0 | ≤ 0.75 | |
| Technical Data | Hardness | HRC 58-65 | ||||||
| Tensile Strength | ≥ 750 MPa | |||||||
| Density | 7.75 g/cm³ | |||||||
| Corrosion Resistance | The 440C stainless steel ball exhibits excellent corrosion resistance in conventional atmospheric environments, fresh water and certain chemical media. | |||||||
| Grade | G10 - G1000 | |||||||
| Size Range | 1mm - 250mm | |||||||
2025-01-02
2025-01-02
2025-01-02
