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South Africa's 440C stainless steel balls are high-carbon, high-chromium martensitic stainless steel balls known for their exceptional hardness, outstanding wear resistance, and excellent corrosion resistance. After quenching and tempering treatment, these balls achieve very high hardness, making them ideal for precision bearings, valves, aerospace components, tools, and other demanding applications. They perform well in harsh environments and under high load conditions, ensuring long-term reliability and durability.
| 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 South Africa 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
