牌号对照表
Comparison Table of Alloy Number
标准 Standard | 合金牌号 Alloy number |
JIS
| C5050 | C5111 | C5102 | C5191 | C5210 | C5240 |
| ASTM | C50500 | C51100 | C51000 | C51900 | C52100 | C52400 |
| GB | QSn1.5-0.2 | QSn4-0.3 | QSn5-0.2 | QSn6.5-0.1 | QSn8-0.3 | - |
化学成分
Chemical Composition
合金牌号 Alloy number | 化学成分% Chemical composition |
| Cu | Pb | Fe | Sn | Zn | P |
| C5050 | 余量Rem. | ≤0.02 | ≤0.10 | 1.0-1.7 | ≤0.20 | 0.03-0.35 |
| C5111 | 余量Rem. | ≤0.02 | ≤0.10 | 3.5-4.5 | ≤0.20 | 0.03-0.35 |
| C5102 | 余量Rem. | ≤0.02 | ≤0.10 | 4.5-5.5 | ≤0.20 | 0.03-0.35 |
| C5191 | 余量Rem. | ≤0.02 | ≤0.10 | 5.5-7.0 | ≤0.20 | 0.03-0.35 |
| C5210 | 余量Rem. | ≤0.02 | ≤0.10 | 7.0-9.0 | ≤0.20 | 0.03-0.35 |
| C5240 | 余量Rem. | ≤0.05 | ≤0.10 | 9.0-11.0 | ≤0.20 | 0.03-0.35 |
物理性能
Physical Properties
合金牌号 Alloy number | C5050 | C5111 | C5102 | C5191 | C5210 | C5240 |
| 比重Specific gravity（g/cm³） | 8.89 | 8.86 | 8.85 | 8.83 | 8.8 | 8.78 |
| 热膨胀系数Coefficient of thermal expansion [x10-6/K](20-300℃) | 17.8 | 17.8 | 17.8 | 18 | 18.2 | 18.4 |
| 导热系数Thermal conductivity (W/(m·k))(20℃)] | 90 | 84 | 71 | 67 | 63 | 50 |
| 导电率Electrical conductivity (%IACS)(20℃) | 40 | 20 | 15 | 13 | 12 | 10 |
| 电阻率Resistivity (μΩ.cm)(20℃) | 4.3 | 7.85 | 9.77 | 11.54 | 12.64 | 15.7 |
| 比热Specific heat(J/g/20℃) | 0.377 | 0.377 | 0.377 | 0.377 | 0.377 | 0.375 |
| 弹性系数Modulus of elasticity(KN/mm2) | 120 | 117.6 | 114.6 | 112.7 | 107.8 | 100 |
机械性能
Mechanical Properties
合金牌号 Alloy number | 状态 Temper | 抗拉强度(N/mm²) Tensile strength | 延伸率(%) Elongation | 弯曲试验 Bending test |
硬度(HV) Hardness | 弯曲角度 Bending angl | 内侧半径 Inner radius |
| C5050 | O | ≥240 | ≥40 | - | 180° | 0T |
| 1/4H | 240-330 | ≥30 | 60-120 | 180° | 0.5T |
| 1/2H | 330-450 | ≥10 | 90-155 | 180° | 1.0T |
| H | 390-500 | ≥3 | 120-165 | 180° | 2.0T |
| EH | ≥460 | - | ≥140 | - | - |
| C5102 | O | ≥305 | ≥40 | - | 180° | 0T |
| 1/4H | 375-470 | 28 | 90-160 | 180° | 0.5T |
| 1/2H | 470-570 | ≥15 | 130-190 | 180° | 1.0T |
| H | 570-665 | ≥7 | 170-220 | 180° | 2.0T |
| EH | 620-710 | ≥4 | 190-230 | - | - |
| SH | ≥660 | - | ≥200 | - | - |
| C5191 | O | ≥315 | ≥42 | - | 180° | 0T |
| 1/4H | 390-510 | ≥35 | 100-160 | 180° | 0.5T |
| 1/2H | 490-610 | ≥20 | 150-205 | 180° | 1.5T |
| H | 590-685 | ≥8 | 180-230 | 180° | 2.0T |
| EH | 635-720 | ≥5 | 200-240 | - | - |
| SH | ≥690 | - | ≥210 | - | - |
| C5210 | 1/2H | 470-610 | ≥27 | 140-205 | 180° | 1.0T |
| H | 590-705 | ≥20 | 185-235 | 180° | 1.5T |
| EH | 685-785 | ≥11 | 210-260 | 180° | 3.0T |
| SH | 735-835 | ≥9 | 230-270 | - | - |
| ESH | 770-885 | ≥5 | 245-285 | - | - |
| C5240 | H | 650-750 | ≥11 | 200-240 | 180° | 0T |
| EH | 750-850 | ≥9 | 230-270 | 180° | 1.0T |
| SH | 850-950 | ≥5 | 260-300 | - | 3.0T |
| ESH | ≥950 | - | ≥290 | - | - |
| XSH | ≥1000 | - | ≥290 | - | - |
