黄铜,球体, Cu70Zn30, 3mm直径
关注：2637
品牌：Goodfellow
产地：英国
| 订货号 | 包装规格 |
| 564-937-82 | 50 Piece |
| 617-235-26 | 100 Piece |
| 154-403-63 | 200 Piece |
| 300-458-55 | 500 Piece |
产品参数
| Diameter[直径] | 3mm |
| Grade[等级] | Grade 200 |
| Quantity[数量] | 50 Piece - 500 Piece |
| Sphericity[球面] | 5.08μm |
| Type[类型] | Precision Sphere |
| Mechanical Properties(机械性能) | |
| Elongation at break ( % ) | < 65.0 |
| Hardness - Brinell | 65 - 160 |
| Izod impact strength ( J m⁻¹ ) | 50.0 - - 90.0 |
| Modulus of elasticity ( GPa ) | 100.0 - 115.0 |
| Shear strength ( MPa ) | 200 - 400 |
| Tensile strength ( MPa ) | 300.00 - 700.00 |
| Thermal Properties(热性能) | |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 19.000 - 20.000 @20-100℃ |
| Melting point ( C ) | 910.00 - 965.00 |
| Thermal conductivity ( W m⁻¹ K⁻¹ ) | 109.00 - 121.00 @23℃ |
| Physical Properties(物理性质) | |
| Density ( g cm⁻³ ) | 8.550 |
| Electrical Properties(电气特性) | |
| Electrical resistivity ( μOhmcm ) | 6.2-7.8 |
| Temperature coefficient ( K⁻¹ ) | 0.00120 - 0.00160 |
其他参数
公差
| 直径 | ±5% |
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产品发布日期：2026.01.24
Goodfellow（顾特服）