CHEMICAL COMPOSITION
| | Sn% | P% | Cu% |
| Nominal Composition | | | Bal. |
| Min | 4.2 | 0.03 | |
| Max | 5.8 | 0.35 | |
PHYSICAL PROPERTIES
| Density g/cm3 | 8.85 |
| Conductivity at 20°C %IACS | 18 |
| Elastic Modulus GPa | 120 |
| Poisson's ratio | 0.33 |
| Thermal expansion coefficient 10-6/ K | 17.8 |
MECHANICAL PROPERTIES
| State | Yield strength | Tensile strength | Elongation | Hardness |
| | Mpa | MPa | A50% | HV |
| R400 | ≥325 | 400-505 | ≥20 | 125-170 |
| R470 | ≥420 | 470-545 | ≥10 | 145-185 |
| R525 | ≥510 | 525-625 | ≥9 | 170-210 |
| R605 | ≥585 | 605-710 | ≥2 | 180-220 |
| R655 | ≥636 | 655-760 | ≥1 | 210-250 |
| R690 | ≥675 | 690-785 | ≥1 | 220-270 |
Bending performance
Bending thickness: ≤0.5 mm, bending width: 10 mm
| State | 90° R/T | 180° R/T |
| | GW | BW | GW | BW |
| R400 | 0 | 0.5 | 0 | 1.5 |
| R470 | 0 | 1 | 0.5 | 1 |
| R525 | 0 | 1.5 | 1 | 2 |
| R605 | 1 | 2 | 1.5 | 3 |
| R655 | 1 | 2.5 | 2 | 4 |
| R690 | - | - | - | |
Alloy System | designation | UNS | EN | JIS | GB (China) |
| Cu | TK11000 | C11000 | Cu-ETP | C1100 | T2 |
CuCr/Zr | TK15100 | C15100 | CuZr0.1 | C1510 | TZr0.1 |
| TK18160 | C18160 | CuCr0.5Zr | — | |
| TK18150 | C18150 | CuCr1Zr | — | TCr1-0.15 |
| CuCrSiTi | TK18070 | C18070 | CuCrSiTi | — | TCr0.3-0.2- 0.05 |
| CuNiSnCrTi | TK18090 | — | — | — | |
| CuNiP | TK19000 | C19000 | CuNi1P | — | |
| CuTi | TK19920 | C19920 | — | — | — |
CuFe | TK19210 | C19210 | CuFe0.1P | C1921 | TFe0.1 |
| TK19400 | C19400 | CuFe2P | C1940 | TFe2.5 |
CuNiSi | TK19005 | C19005 | — | — | — |
| TK19010 | C19010 | CuNiSi | — | — |
| TK70260 | C70260 | CuNi2Si | C7026 | BSi2-0.45 |
| TK70250 | C70250 | CuNi3SiMg | C7025 | BSi3.2-0.7 |
| TK70250HS | C70250 | CuNi4SiMg | C7025 | — |
| CuNiCoSi | TK70318 | C70318 | CuNi3CoSi | — | — |
Special Brass | TK42300 | C42300 | CuZn10Sn1NiSi | — | — |
| TK42500 | C42500 | CuSn3Zn9 | — | HSn88-2 |
CuSn / Bronze | TK14415 | C14415 | CuSn0.15 | — | TSn0.12 |
| TK51000 | C51000 | CuSn5 | C5102 | QSn5-0.2 |
| TK51100* | C51100 | CuSn4 | C5111 | QSn4-0.3 |
| TK51900* | C51900 | CuSn6 | C5191 | QSn6-0.2 |
| TK52100* | C52100 | CuSn8 | C5210 | QSn8-0.3 |
Mechanical Properties:
- Good tensile strength and ductility.
- Excellent fatigue resistance, making it suitable for dynamic
applications.
Corrosion Resistance:
- Offers good resistance to corrosion, particularly in marine
environments.
Wear Resistance:
- High wear resistance, ideal for applications involving friction.
Common Applications
Bearing Materials: Frequently used in bearings and bushings due to its low friction
properties.
Gears and Pulleys: Suitable for manufacturing gears, pulleys, and other components
that experience wear.
Marine Applications: Utilized in marine hardware and fittings due to its corrosion
resistance.
Fabrication
C51000 can be processed through various methods, including casting,
forging, and machining. It can be easily formed and welded, making
it adaptable for different manufacturing processes.
