PHOSPHOR BRONZE (C5050, C5191, C5210, C5240)
Characteristic：
C5050：High electric conductivity, Anti-stress corrosion, High heat-resistant.
C5191：Motor material, connecting terminals, etc., high strength and hardness characteristics.
C5210：Excellent fatigue and elastic properties, ideal for high performance electronic connectors.
C5240：Fatigue-resistant, with high elasticity and high strength, it is most suitable for high-performance telecommunicaions terminals and connectors.
Application：
Mobile phones, NB connectors, recording heads, terminal materials, slides, switching components, telecommunications components, etc..
| Alloy No | Chemical Composition(%) | Electrical Conductivity-IACS | Temper | Vickers Hardness | Tension Strength (N/mm²) |
Elongation (%) | Download |
|---|---|---|---|---|---|---|---|
| C5050 | Sn:1.0~1.7 P:0.03~0.35 Cu:Rem |
≧40 | O | ≦110 | ≧245 | ≧25 |
|
| 1/4H | -- | -- | -- | ||||
| 1/2H | 105~135 | 360~425 | ≧15 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 125~155 | 390~470 | ≧5 | ||||
| EH | 135~165 | 440~510 | ≧2 | ||||
| SH | ≧155 | ≧490 | -- | ||||
| ESH | -- | -- | -- | ||||
| C5102 | Sn:4.5~5.5 P:0.03~0.35 Cu:Rem |
≧20 | O | -- | ≧305 | ≧40 |
|
| 1/4H | 90~130 | 375~470 | ≧28 | ||||
| 1/2H | 130~170 | 470~570 | ≧15 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 170~190 | 570~665 | ≧7 | ||||
| EH | ≧190 | ≧620 | ≧4 | ||||
| SH | -- | -- | -- | ||||
| ESH | -- | -- | -- | ||||
| C5111 | Sn:3.5~4.5 P:0.03~0.35 Cu:Rem |
≧20 | O | -- | ≧295 | ≧38 |
|
| 1/4H | 100~130 | 345~440 | ≧25 | ||||
| 1/2H | 130~150 | 410~510 | ≧12 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 150~170 | 490~590 | ≧7 | ||||
| EH | ≧170 | ≧570 | ≧3 | ||||
| SH | -- | -- | -- | ||||
| ESH | -- | -- | -- | ||||
| C5191 | Sn:5.5~7.0 P:0.03~0.35 Cu:Rem |
≧13 | O | 90~110 | ≧315 | ≧42 | Download |
| 1/4H | 110~140 | 390~510 | ≧35 | ||||
| 1/2H | 140~180 | 490~610 | ≧20 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 180~210 | 590~685 | ≧8 | ||||
| EH | ≧200 | ≧635 | ≧5 | ||||
| SH | -- | -- | -- | ||||
| ESH | -- | -- | -- | ||||
| C5210 | Sn:7.0~9.0 P:0.03~0.35 Cu:Rem |
≧12 | O | -- | -- | -- |
|
| 1/4H | -- | -- | -- | ||||
| 1/2H | 170~190 | 470~610 | ≧27 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 190~220 | 590~705 | ≧20 | ||||
| EH | 210~230 | 685~785 | ≧11 | ||||
| SH | 230~250 | 735~835 | ≧9 | ||||
| ESH | -- | -- | -- | ||||
| C5240 | Sn:9.0~11.0 P:0.03~0.035 Cu:Rem |
≧10 | O | -- | -- | -- |
|
| 1/4H | -- | -- | -- | ||||
| 1/2H | 190~210 | 550~650 | ≧32 | ||||
| 3/4H | -- | -- | -- | ||||
| H | 200~230 | 650~750 | ≧13 | ||||
| EH | 220~260 | 740~830 | ≧7 | ||||
| SH | 250~290 | 790~890 | ≧4 | ||||
| ESH | 270~300 | 830~920 | ≧3 |
＊Electrical conductivity is the annealing value