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):

AlloyMZ20N18
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:

AlloyCuNi18Zn20
Density8,70 [g/cm3]
Electrical resistance0,286 [µ*m]
The right warmth420 [J/kgK]
Thermal conductivity33 [W/mK]
E modulus of elasticity130000 [MPa]
Coefficient of thermal expansion at 20°C16 [10-6/K]

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