C26800
C26800
Standard
| JIS | DIN | EN | ASTM/UNS/CDA | GB/T |
| C2680 | CuZn33 2.0280 | CuZn33 / CW506L | C26800 | / |
Merit
Good resistance to fresh water,neutral or alkaline solutions Not resistant to:acids,hydrous sulphur compounds,hydrous ammonia in non-stress-relieved condition.
Applications
Main material for general electrical applications,Jewellery and metal goods Deep drawn parts Stamped parts connectors.
| Cu | 63.5-68.0 |
| Fe | max. 0.1 |
| Pb | max. 0.05 |
| Zn | Remainder |
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| Temper | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation (%) | Hardness(HV) | Bending Test(90°)GW | Bending Test(90°)BW |
| R280 | min. 275 | max. 170 | min. 35 | 55-95 | 0 | 0 |
| R350 | 350-440 | min. 170 | min. 23 | 85-145 | 0 | 0 |
| R420 | 410-540 | min. 300 | – | 105-175 | 0 | 0 |
| R500 | 500-620 | min. 450 | – | 145-195 | 0.5 | 0.5 |
Physical properties of the above materials are conventional performance indicators.If you have some special requirements,(for example property and tolerance).please contact Kinmachi Company directly，we will give you professional assessments and answers.
| Density (g/cm³) | 8.5 |
| Electrical conductivility IACS%(20℃)* | 26 |
| Modulus of elasticity (KN/mm²) | 112 |
| Coefficient of thermal expansion 10-6/K | 19.9 |
| Thermal conductivity W/(m*K) | 121 |
*value for the lowest temper class
JIS: C2680
DIN: CuZn33 2.0280
EN: CuZn33 / CW506L
UNS: C26800
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