CW004A

circular blank

Delivery condition

Thickness in mm

Diameter in mm

Quantity

Aviation

Bi (from)	0.0005
Bi (to)	0.0005
Cu footnote reference	Einschließlich Silber bis max. 0,015 %
Other	0.03
Pb (from)	0.005
Pb (to)	0.005
Rest	Cu

Food industry

suitable according to DIN EN 602

Material

Material chemically EN 573-3	E-Cu 58 (Cu-ETP)
Material no	CW004A (former 2.0065, 2.0060)

Coefficient of thermal expansion from 20 to 100°C	16.8 K⁻¹10⁻⁶
Coefficient of thermal expansion from 20 to 200°C	17.3 K⁻¹10⁻⁶
Coefficient of thermal expansion from 20 to 300°C	17.7 K⁻¹10⁻⁶
Density	8.93 g/cm³
Modulus of elasticity at 100°C	126 GPa
Modulus of elasticity at 20°C	130 GPa
Modulus of elasticity at 200°C	122 GPa
Modulus of elasticity at 300°C	116 GPa
Specific electrical conductivity at 100°C	43 m/Ω*mm²
Specific electrical conductivity at 20°C	57 m/Ω*mm²
Specific electrical conductivity at 200°C	33 m/Ω*mm²
Specific electrical conductivity at -100°C	110 m/Ω*mm²
Specific electrical conductivity at -200°C	460 m/Ω*mm²
Specific electrical resistance at 100°C	0.023 Ω*mm²/m
Specific electrical resistance at 20°C	0.018 Ω*mm²/m
Specific electrical resistance at 200°C	0.03 Ω*mm²/m
Specific electrical resistance at -100°C	0.009 Ω*mm²/m
Specific electrical resistance at -200°C	0.002 Ω*mm²/m
Specific heat at 100°C	0.393 J/(kg·K)
Specific heat at 20°C	0.386 J/(kg·K)
Specific heat at 200°C	0.403 J/(kg·K)
Thermal conductivity at 100°C	385 W/m*K
Thermal conductivity at 20°C	394 W/m*K
Thermal conductivity at 200°C	381 W/m*K
Thermal conductivity at -100°C	435 W/m*K
Thermal conductivity at -200°C	574 W/m*K