EN 12163 Grade CuZn39Sn1 R400 – Premium Copper Alloy for Industrial Applications

Material CuZn39Sn1 (CW719R) is like make CuZn38Sn1As (CW717R) comparable to the DIN-make CuZn38Sn1 (2.0530). Similar processing properties and uses like CW717R due to the nearly identical chemical composition.

Properties

General

Property	Temperature	Value
Density	20.0 °C	8.35 - 8.4 g/cm³

Mechanical

Property	Temperature	Value
Elastic modulus	20.0 °C	112 GPa
Elongation	20.0 °C	15 - 20 %
Elongation A10	20.0 °C	16 %
Elongation A100	20.0 °C	8 %
Elongation A11.3	20.0 °C	10 %
Hardness, Vickers	20.0 °C	110 [-]
Shear modulus	20.0 °C	42 GPa
Tensile strength	20.0 °C	400 MPa
Yield strength Rp0.2	20.0 °C	180 - 210 MPa
	100.0 °C	200 MPa
	150.0 °C	190 MPa
	200.0 °C	180 MPa

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	1.7E-5 - 2.1E-5 1/K	Typical for Wrought Copper Brass
Melting point		875 - 1075 °C	Typical for Wrought Copper Brass
Specific heat capacity	23.0 °C	371 - 418 J/(kg·K)	Typical for Wrought Copper Brass
Thermal conductivity	20.0 °C	117 W/(m·K)

Electrical

Property	Temperature	Value
Electrical conductivity	20.0 °C	1.51E+7 S/m
Electrical resistivity	20.0 °C	6.6E-8 Ω·m

Chemical properties

Property	Value
Copper	59 - 61 %
Iron	0.1 %
Lead	0.2 %
Nickel	0.2 %
Tin	0.5 - 1 %

EN 10217-7 X2CrNi18-9 Solution-Annealed Austenitic Steel – High-Performance Tubing EN 10217-7 Grade X2CrNiMoN22-5-3 Solution‑Annealed Steel (+AT) – High‑Performance, Corrosion‑Resistant Tubing

Metal