Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd First Quality, Sincere Service
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CHEMICAL COMPOSITION
| Ni% | Si% | Sn% | Cu% | Zn% | |
| Nominal Composition | Bal. | ||||
| Min | 0.5 | 0.1 | 0.5 | 87 | |
| Max | 1.5 | 0.3 | 1.5 | 91 |
PHYSICAL PROPERTIES
| Density g/cm3 | 8.88 |
| Conductivity at 20°C %IACS | 32 |
| Elastic Modulus GPa | 120 |
| Poisson's ratio | 0.33 |
| Thermal expansion coefficient 10-6/ K | 16.7 |
MECHANICAL PROPERTIES
| State | Yield strength | Tensile strength | Elongation | Hardness |
| Mpa | MPa | A50% | HV | |
| R440 | ≥420 | 440-540 | ≥8 | 140-170 |
| R520 | ≥500 | 520-620 | ≥6 | 150-190 |
| R560 | ≥550 | 560-660 | ≥3 | 170-210 |
| R620 | ≥590 | 620-720 | ≥1 | 190-220 |
Bending performance
Bending thickness: ≤0.5 mm, bending width: 10 mm
| State | 90° R/T | 180° R/T | ||
| GW | BW | GW | BW | |
| R440 | 0 | 0 | 0 | 1 |
| R520 | 0 | 0.5 | 0.5 | 1.5 |
| R560 | 0.5 | 1.5 | 1.5 | 2.5 |
| R620 | 1 | 2 | 2 | 5 |
| 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 |
Machinability:
Corrosion Resistance:
Mechanical Properties:
Precision Parts: Frequently used for manufacturing precision machined components like fittings and valves.
Automotive Components: Utilized in various automotive applications due to its durability and machinability.
Electrical Applications: Suitable for electrical connectors and terminals where conductivity and ease of machining are required.
C42300 plates can be processed through standard fabrication techniques such as cutting, bending, and welding. They are available in multiple thicknesses and dimensions to meet specific project requirements.
