COPPER TUBES EXPANDED IN ENDS

COPPER TUBES EXPANDED IN ENDS


Specifications.

BS EN 12449:1999 Copper and copper alloys. Seamless, round tubes for general purposes.
Cu-DHP with the chemical composition of BS EN 12449:1999;
SF-Cu withthe chemicalcomposition of DIN 1787-73 (repealed).

Method of manufacturing: expanded

Purpose: General purpose tubes (used in various industries).


Requirements:

Outside diameter - 4 mm to 50 mm inclusive *

Wall thickness - 0.5 mm to 7.0 mm inclusive *

Length - 1500 mm to 6000 mm *

The geometric dimensions according to BS EN 12449:1999.


State and mechanical properties of the material:

Designation
Standard

State

Ultimate strength, MPa, no less

Relative
Elongation A 5%
at least

BS EN 12449:1999

R200

200

40

R290

290

5

The technical requirements for harmonization

F22

220

40

F29

290

6

The outer and inner surface of the tubes must be clean and smooth.

The tubes should be sealed. Control discontinuities produced by the eddy current flaw detector (for tubes with wall thickness of 3 mm).

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* Requirements for the geometric dimensions of tubes negotiate with the customer when ordering.



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