Flat-oval brass tube

Flat-oval brass tube

Flat-oval brass tube to order: Cuzn5

Production of radiators
Production of heat exchangers

Опис

Volyn' Biznes Resurs has the possibility of supplying any individual positions of flat-oval tubes.


 

CuZn5 (European analogue of L96 alloy) - copper content - 96%, zinc content - 4%.

The tubes are manufacting according to the European standard EN 12449 "Copper and copper alloys - Seamless, round tubes for general purposes"


 

VBR offers flat-oval brass tubes in soft, half-hard and hard state according to EN 12449. Each state provides certain characteristics for tubes: hardness, tensile strength and elongation.

Hardness - is the value of material hardness. The measurement is carried out according to the Vickers method: determining the hardness of the metal by the size of the impression left by a diamond tip in the form of a quadrangular pyramid, which is pressed into the surface under the influence of the load. It is defined in units of HV.

Tensile strength - that is, temporary resistance - a measurement of the load corresponding to the greatest effort that precedes the destruction of the sample. It is in N/mm² (MPa).

Elongation - that is, relative elongation - is a value that shows the percentage by which a material is elongated before it breaks. This indicator is especially important for sheets used for deep drawing. It is measured in %.

 


 

According to EN 112449 offers flat-oval tubes of alloys CuZn5  with the following characteristics:

 

Elongation

Soft state Half-hard state Hard state Espesially the hard state
CuZn5 мін. 40% мін. 18% мін. 8% -

Tensile strength

Soft state Half-hard state Hard state Espesially the hard state
CuZn5 мін. R220 мін. R260 мін. R320 мін. R440

Hardness

Soft state Half-hard state Hard state Espesially the hard state
CuZn5 50-70 HV 75-105 HV 90-125 HV мін. 120 HV

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