Huona (Shanghai) New Material Co., Ltd.
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| Category | Details |
|---|---|
| Alloy Names | 3J53, 3J58, 3J63 |
| Standard | GB/T 15061-1994 (or equivalent) |
| Type | Elastic Precision Alloys |
| Element | 3J53 | 3J58 | 3J63 |
|---|---|---|---|
| Nickel (Ni) | 50% - 52% | 53% - 55% | 57% - 59% |
| Iron (Fe) | Balance | Balance | Balance |
| Chromium (Cr) | 12% - 14% | 10% - 12% | 8% - 10% |
| Titanium (Ti) | ≤ 2.0% | ≤ 1.8% | ≤ 1.5% |
| Manganese (Mn) | ≤ 0.8% | ≤ 0.8% | ≤ 0.8% |
| Silicon (Si) | ≤ 0.5% | ≤ 0.5% | ≤ 0.5% |
| Carbon (C) | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% |
| Sulfur (S) | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% |
| Property | 3J53 | 3J58 | 3J63 |
|---|---|---|---|
| Density (g/cm³) | ~8.1 | ~8.0 | ~7.9 |
| Elastic Modulus (GPa) | ~210 | ~200 | ~190 |
| Thermal Expansion Coefficient | Low | Low | Moderate |
| Temperature Stability | Up to 400°C | Up to 350°C | Up to 300°C |
| Property | 3J53 | 3J58 | 3J63 |
|---|---|---|---|
| Tensile Strength (MPa) | ≥ 1250 | ≥ 1200 | ≥ 1150 |
| Yield Strength (MPa) | ≥ 1000 | ≥ 950 | ≥ 900 |
| Elongation (%) | ≥ 6 | ≥ 8 | ≥ 10 |
| Fatigue Resistance | Excellent | Very Good | Good |
| Alloy | Applications |
|---|---|
| 3J53 | High-performance springs, elastic elements in precision instruments, and aerospace components. |
| 3J58 | Elastic components for thermal and vibration-sensitive devices, as well as high-temperature springs. |
| 3J63 | Precision elastic components for relays, electronic instruments, and control systems. |
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