Cooling equipment tubes

Round copper tubes for manufacturing equipment cooling and air conditioning units

Medidas:

Exterior Ø 6.35 to 66.67 mm.

Data sheet: Cooling equipment tubes

At Bronmetal we supply high quality round, square, rectangular and oval copper tubes for cooling equipment.

Material Designation Chemical Composition in % (m/m)
Density2 g/cm3 approx.
Symbolic Numerical Element Cu1 P
Cu-DHP
CW024A
min. 99,90 0,015
8,9
max. - 0,040
1 Including silver, up to a maximum of 0.015%.
2 Only for information.
 
Nominal exterior diameter d Nominal Wall Thickness e mm
Metric Series Imperial Series
mm mm in 0,28 0,30 0,35 0,40 0,45 0,50 0,63 0,70 0,80 1,00 1,25 1,50 1,65 2,00
6,35 1/4
7
7,94 5/16
8 ■     ●
9,52 3/8 ■     ●
10 ■     ● ■     ●
12
12,70 1/2 ■     ● ■     ● ■     ●
14
15
15,87 5/8 ■     ●
16 ■     ●
18
19,06 3/4
20
22
22,23 7/8
25,40 1
28
28,57 1 1/8
34,92 1 3/8
35
41,27 1 5/8
42
53,97 2 1/8
54
64
66,67 2 5/8
NOTE - This table is the first step towards a norm which only includes metric values.
■  Available in straight lengths.
● Available in rolls.

SURFACE QUALITY

The interior and exterior surfaces of the piping must be clean and smooth. Any residue left over after solvent has evaporated must not exceed 38 mg/m2 of the internal surface.
Treatment State Yield Limit with 0.2% deformation Tensile Strength Elongation Grain size
Rp0.2 Rm A µm
Designation in line with Norm EN 1173 Common Term MPa MPa %
min. max min. min. min. max.
Y080a superficial hardening 80 140 220 40 15 40
Y040 light annealed 40 90 220 40 15 40
Y035b soft annealed 35 80 210 40 30 60
NOTE - MPa equivalent to 1 N/mm2
a  Only straight lengths.
b  Nominal wall thickness e > 0.6 mm.
 
Nominal Exterior Diameter Tolerances on nominal diameter
d Applicable to mean diameter Applicable to any diametera
greater than less than or equal to All Treatment States State R290 (hard) State R250 (semi-hard)
3 18 ± 0,04 ± 0,04 ± 0,09
18 28 ± 0,05 ± 0,06 ± 0,10
28 54 ± 0,06 ± 0,07 ± 0,11
54 76,1 ± 0,07 ± 0,10 ± 0,15
76,1 88,9 ± 0,07 ± 0,15 ± 0,20
88,9 108 ± 0,07 ± 0,20 ± 0,30
a  Including ovalization.
 
Nominal Exterior Diameter Tolerances for wall thickness ea
d e < 1 mm e ≥ 1 mm
mm % %
< 18 ± 10 ± 13
≥ 18 ± 10 ± 15
a  Including excentricity.

Documentation download

Title
Other languages
Type
Created
Type Catalogue
Created 07/07/2020
Type Technical sheets
Created 22/04/2020
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