| 品牌: | Goodfellow |
| 产地: | 英国 |
| 订货号 | 包装规格 |
| 273-318-37 | 25 mm x 25 mm |
| 220-728-90 | 25 mm x 50 mm |
| 107-424-20 | 25 mm x 75 mm |
| 960-930-85 | 50 mm x 75 mm |
| 905-728-78 | 75 mm x 100 mm |
| 718-207-83 | 75 mm x 200 mm |
产品参数
| Thickness[厚度] | 0.25mm |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 13.000 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 11.700 @20℃ |
| Specific heat ( J K⁻¹ kg⁻¹ ) | 240.0 @25℃ |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 228.00 @23℃ |
| Mechanical Properties(机械性能) | |
| Hardness - Rockwell | 82 |
| Hardness - Vickers ( kgf mm⁻² ) | 140 |
| Tensile strength ( MPa ) | 460.00 |
| Electrical Properties(电气特性) | |
| Electrical resistivity ( μOhmcm ) | 3.7 |
其他参数
公差
| 长度 | <100mm | ±1mm |
|---|---|---|
| ≥100mm | +2% / -1% | |
| 直径 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 厚度 | <0.01mm | ±25% |
| ≤0.05mm | ±15% | |
| >0.05mm | ±10% | |
| 长度 1 | <100mm | ±1mm |
| ≥100mm | +2% / -1% | |
| 长度 2 | <100mm | ±1mm |
| ≥100mm | +2% / -1% |
