C27200
C27200
Standard
| JIS | DIN | EN | ASTM/UNS/CDA | GB/T |
| C2720 | CuZn37 2.0321 | CuZn37 / CW508L | C27200 | / |
Merit
It has good mechanical properties and high strength and plasticity, and can well withstand cold and hot pressure processing.
Applications
Hardware, daily necessities, screws and other parts
JIS: C2720
DIN: CuZn37 2.0321
EN: CuZn37 / CW508L
UNS: C27200
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| Cu | 62-65 |
| Zn | Remainder |
| Temper | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation (%) | Hardness(HV) | Bending Test(90°)GW | Bending Test(90°)BW |
| R300 | 285-370 | max. 180 | min. 38 | 55-95 | 0 | 0 |
| R350 | 340-440 | min. 170 | min. 19 | 95-125 | 0 | 0 |
| R410 | 410-490 | min. 300 | min. 8 | 120-155 | 0 | 0 |
| R480 | 480-560 | min. 430 | min. 3 | 150-180 | 0 | 0.5 |
| R550 | 550-640 | min. 500 | – | 170-200 | 1 | 2 |
| R630 | min. 630 | min. 600 | – | min. 190 | 2 | 6 |
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) | 8.45 |
| Electrical conductivility IACS%(20℃)* | 24 |
| Modulus of elasticity (KN/mm²) | 110 |
| Coefficient of thermal expansion 10-6/K | 20.2 |
| Thermal conductivity W/(m*K) | 121 |
*value for the lowest temper class