Cooling tubes for piping
Round copper tubes for manufacturing cooling and air conditioning units systems (piping)
Medidas:
Exterior Ø 3.18 to 108 mm.
Data sheet
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At Bronmetal we supply high quality round, square, rectangular and oval copper tubes for cooling piping.
Material Designation | Chemical Composition in % (m/m) |
Density2 g/cm3 approx.
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Symbolic | Numerical | Element | Cu1 | P | |
Cu-DHP
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CW024A
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min. | 99,90 | 0,015 |
8,9
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max. | – | 0,040 | |||
1 Including silver, up to a maximum of 0.015%.
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2 Only for information.
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Nominal exterior diameter d |
Nominal Wall Thickness e mm |
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Metric Series | Imperial Series | ||||||||
mm | mm | in | 0,80 | 1,00 | 1,25 | 1,50 | 1,65 | 2,00 | 2,50 |
3,18 | 1/8 | ● | |||||||
3,97 | 5/32 | ● | ● | ||||||
4,76 | 3/16 | ● | |||||||
6 | ■ ● | ● | |||||||
6,35 | 1/4 | ● | ● | ||||||
7,94 | 5/16 | ● | ● | ||||||
8 | ■ ● | ● | |||||||
9,52 | 3/8 | ● | ● | ||||||
10 | ■ ● | ■ ● | |||||||
12 | ■ ● | ||||||||
12,70 | 1/2 | ● | ■ ● | ||||||
15 | ■ ● | ||||||||
15,87 | 5/8 | ■ ● | |||||||
18 | ■ ● | ||||||||
19,06 | 3/4 | ● | ■ | ||||||
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 | ■ | ■ | ■ | |||||
76,1 | ■ | ||||||||
79,37 | 3 1/8 | ■ | ■ | ||||||
88,90 | 3 1/2 | ■ | |||||||
92,07 | 3 5/8 | ■ | ■ | ||||||
104,80 | 4 1/8 | ■ | ■ | ||||||
108 | ■ | ||||||||
NOTE – This table is the first step towards a norm which only includes metric values. | |||||||||
■ Available in straight lengths.
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● Available in rolls.
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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 |
Tensile Strength
Rm MPa min. |
Elongation A % min. |
Hardness (indicative) HV5 |
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Designation in line with Norm EN 1173 | Common Term | |||
R220a | annealeda | 220 | 40 | (de 40 a 70) |
R250 | semi-hard | 250 | 30 | (de 75 a 100) |
R290 | hard | 290 | 3 | (min. 100) |
NOTE 1 – The hardness figures in brackets are not requisites for this norm, but are given only for indicative purposes.
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NOTE 2 – 1 MPa equivalent to 1N/mm2.
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TOLERANCES ON MEAN EXTERIOR DIAMETER FOR SMOOTH PIPES
Nominal exterior diameter d |
Tolerances on mean diameter | ||
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greater than | less than or equal to | e ≤ 0,4 | e > 0,4 mm |
6 | 13 | ± 0,04 | ± 0,04 |
13 | 16 | ± 0,05 | ± 0,04 |
16 | 28 | – | ± 0,05 |
28 | 54 | – | ± 0,06 |
54 | 67 | – | ± 0,07 |
TOLERANCES ON WALL THICKNESS FOR SMOOTH PIPES
Tolerances | Nominal Exterior Diameter d | Nominal Wall Thickness e | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
greater than | less than or equal to | 0,25 ≤ e ≤ 0,30 | 0,30 < e ≤ 0,35 | 0,35 < e ≤ 0,40 | 0,40 < e ≤ 0,50 | 0,50 < e ≤ 0,63 | 0,63 < e ≤ 0,80 | 0,80 < e ≤ 1,50 | 1,50 < e ≤ 2,00 | |
Maximum deviation admissable at any pointa | 6 | 67 | ± 0,025 | ± 0,03 | ± 0,03 | ± 0,04 | ± 0,05 | ± 0,06 | ± 8%b | ± 8%b |
Tolerances for mean thickness | 6 | 9,52 | ± 0,01 | ± 0,01 | ± 0,01 | ± 0,015 | ± 0,02 | ± 0,02 | – | – |
9,52 | 13 | – | ± 0,01 | ± 0,01 | ± 0,015 | ± 0,02 | ± 0,02 | – | – | |
13 | 16 | – | – | ± 0,01 | ± 0,015 | ± 0,02 | ± 0,02 | – | – | |
16 | 22 | – | – | – | – | – | ± 0,02 | ± 0,05 | – | |
22 | 40 | – | – | – | – | – | ± 0,02 | ± 0,05 | – | |
40 | 67 | – | – | – | – | – | – | – | ± 0,08 | |
a Includes concentricity deviation. | ||||||||||
b Value as a percentage of nominal thickness. |
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Value Copper
10/10/2022
Previous value
07/10/2022
7.893,84 €/Ton
7.732,31 €/Ton