NICKEL BRASS - NEW SILVER CuNi18Zn20 | CW409J | 2.0740 | C76400
Markings of new silver according to various standards:
PL: | MZ20N18 |
EN: | CuNi18Zn20 |
EN: | CW409J |
DIN: | - |
WNR.: | 2.0740 |
AFNOR: | - |
UNS: | C76400 |
Chemical composition of new silver (according to EN 1652):
Alloy | MZ20N18 |
Cu [%] | 60-63 |
Ni [%] | 17-19 |
Pb [%] | max. 0,03 |
Fe [%] | max. 0,3 |
Mn [%] | max. 0,5 |
Sn [%] | max. 0,03 |
Other [%] | max. 0,2 |
Zn [%] | reszta |
Physical properties of new silver:
Alloy | CuNi18Zn20 |
Density | 8,70 [g/cm3] |
Electrical resistance | 0,286 [µ*m] |
The right warmth | 420 [J/kgK] |
Thermal conductivity | 33 [W/mK] |
E modulus of elasticity | 130000 [MPa] |
Coefficient of thermal expansion at 20°C | 16 [10-6/K] |