EN 12451 Grade CuZn20Al2As R340

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Description

The material according this standard is used for seamless, round tubes for heat exchangers, condensers, evaporators and desalination equipment. It can be used for the working in sea water.

Related Standards

EN 12451

Equivalent Materials

This material data has been provided by WIAM.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

Mechanical

Property	Temperature	Value	Comment
Elastic modulus	20.0 °C	110 GPa Show Material materials with Elastic modulus of 110 GPa
	50.0 °C	110 GPa Show Material materials with Elastic modulus of 110 GPa
	100.0 °C	108 GPa Show Material materials with Elastic modulus of 108 GPa
	150.0 °C	107 GPa Show Material materials with Elastic modulus of 107 GPa
	200.0 °C	106 GPa Show Material materials with Elastic modulus of 106 GPa
	250.0 °C	105 GPa Show Material materials with Elastic modulus of 105 GPa

Elongation	20.0 °C	55 % Show Material materials with Elongation of 55 %
Shear modulus	23.0 °C	40 GPa Show Material materials with Shear modulus of 40 GPa	Typical for Wrought Copper Brass
Tensile strength	20.0 °C	340 MPa Show Material materials with Tensile strength of 340 MPa
Yield strength Rp0.2	20.0 °C	120 MPa Show Material materials with Yield strength Rp0.2 of 120 MPa
Yield strength Rp1.0	20.0 °C	130 MPa Show Material materials with Yield strength Rp1.0 of 130 MPa
	50.0 °C	130 MPa Show Material materials with Yield strength Rp1.0 of 130 MPa
	100.0 °C	125 MPa Show Material materials with Yield strength Rp1.0 of 125 MPa
	150.0 °C	125 MPa Show Material materials with Yield strength Rp1.0 of 125 MPa
	200.0 °C	120 MPa Show Material materials with Yield strength Rp1.0 of 120 MPa
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Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	1.7E-5 - 2.1E-5 1/K Show Material materials with Coefficient of thermal expansion of 1.7E-5 - 2.1E-5 1/K	Typical for Wrought Copper Brass
Melting point		875 - 1075 °C Show Material materials with Melting point of 875 - 1075 °C	Typical for Wrought Copper Brass
Specific heat capacity	23.0 °C	371 - 418 J/(kg·K) Show Material materials with Specific heat capacity of 371 - 418 J/(kg·K)	Typical for Wrought Copper Brass
Thermal conductivity	23.0 °C	100 - 234 W/(m·K) Show Material materials with Thermal conductivity of 100 - 234 W/(m·K)	Typical for Wrought Copper Brass

Chemical properties

Property	Value
Aluminium	1.8 - 2.3 % Show Material materials with Aluminium of 1.8 - 2.3 %
Arsenic	0.02 - 0.06 % Show Material materials with Arsenic of 0.02 - 0.06 %
Copper	76 - 79 % Show Material materials with Copper of 76 - 79 %
Iron	0.07 % Show Material materials with Iron of 0.07 %
Lead	0.05 % Show Material materials with Lead of 0.05 %
Manganese	0.1 % Show Material materials with Manganese of 0.1 %
Nickel	0.1 % Show Material materials with Nickel of 0.1 %
Phosphorus	0.01 % Show Material materials with Phosphorus of 0.01 %

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