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   INNER GROOVED COPPER TUBES

Item
Symbot
Tolerances(±)
Dimensions
Nominal Size
(mm)
 
7×0.32
7.94×0.32
9×0.34
9.52×0.34
9.52×0.36
Nominal O.D.
O.D.(mm)
0.05
7.0
7.94
9.0
9.52
9.52
Nominal Wall Thickness
Tav(mm)
 
0.32
0.32
0.34
0.36
0.36
Nominal I.D.
I.D.(mm)
 
6.16
7.032
8.14
8.52
8.52
Bottom Thickness
TW(mm)
0.03
0.27
0.254
0.28
0.30
0.30
Fin Height
HF(mm)
0.02
0.15
0.20
0.16
0.20
0.20
Fin Width
WI
0.05
0.188
0.270
0.246
0.255
0.220
Top Angle of Fin
α
10°
40
40
44
44
53
Helix Angle
β
2°
18
18
18
18
18
Number of Fins
N
0
60
50
60
60
60
Fin Type  
 
C
C
C
C
C
Weight Per Meter

(g)

 
62
75
88
90
95
 
Note:
Other sizes can be made as per customer's request according to mutual agreement.
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