INNER GROOVED COPPER TUBE MANUFACTURERS

Copper Microfin Tubes, Internally Grooved Copper Pipe supplier

GROOVED COIL TUBE, INNER GROOVED COPPER PIPE, INNER GROOVED COPPER TUBE HEAT TRANSFER, INTERNALLY GROOVED COPPER TUBE, GROOVED COIL TUBE EXPORTER IN INDIA

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Inner Grooved Copper Tube

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Internally Grooved Copper Pipe

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Copper Microfin Tubes

Internally grooved copper tubes another trade name is “copper microfin tubes” are a small diameter coil technology for modern air conditioning and refrigeration systems. These Inner Grooved Copper Tubes are excellent in heat transfer compare to Copper smooth coils.

Inner diameter: 4.3mm – 14.22mm
Bottom wall thickness: 0.20mm – 0.50 mm
Total wall thickness: 0.35mm – 0.83 mm
Copper Microfin Tubes Specifications:

1) Standard Complied: ASTM B68, GB/T 20928
2) Grade: C11000, C12200, C2680, C27200, C27000, etc.
3) Temper: soft drawn or light soft drawn
4) Unit Weight: 34kg -270 kg
5) Outside diameter: 5.0mm – 15.8mm
6) Inner diameter: 4.3mm – 14.22mm
7) Bottom wall thickness: 0.20mm – 0.50mm
8) Total wall thickness: 0.35mm – 0.83mm
9) Fin Groove Depth: 0.15mm – 0.33mm
10) Widely for air conditioner, refrigerator, Gas, Water
11) ASTM B280/ B88
12) Grade: T1,T2,T3,TP2,Tu1,TU2,TU3,H59,H62,H63, H65
13) Alloy no.: C12200,C1220,CU-DHP, C106

Benefits to use Inner Groove Copper Tube:

1) Leak proof
2) Long lasting
3) Accurate groove designs
4) Corrosion resistant
5) High metallurgical strength
6) High temperature resistant
7) High-pressure resistant
8) Excellent heat transfer property
9) Good electrical conductivity, etc.

Internally Grooved Copper Tube Tolerances

ItemSymbotTolerances (±)Dimensions
Nominal Size(mm) 7×0.327.94×0.329×0.349.52×0.349.52×0.36
Nominal O.D.O.D.(mm)0.057.07.949.09.529.52
Nominal Wall ThicknessTav(mm) 0.320.320.340.360.36
Nominal I.D.I.D.(mm) 6.167.0328.148.528.52
Bottom ThicknessTW(mm)0.030.270.2540.280.300.30
Fin HeightHF(mm)0.020.150.200.160.200.20
Fin WidthWI0.050.1880.2700.2460.2550.220
Top Angle of Finα10°4040444453
Helix Angleβ1818181818
Number of FinsN06050606060
Fin Type CCCCC
Weight Per Meter(g) 6275889095

Sizes and configurations of Inner Grooved Copper Tubes

Groove Type/ Code
Nominal
Size
Outside
Diameter
Inner
Diameter
Bottom WallGroove Depth
A-1
9.52x0.359.52±0.058.66±0.030.28±0.030.15±0.02
A-2
9.52x0.419.52±0.058.54±0.030.34±0.030.15±0.02
A-7
7.94x0.357.94±0.057.08±0.030.28±0.030.15±0.02
B-6
9.52x0.369.52±0.058.52±0.030.30±0.030.20±0.03
B-10
9.52x0.359.52±0.058.66±0.030.28±0.030.15±0.02
B-17
9.52x0.327.00±0.056.16±0.030.27±0.030.15±0.02
B-18
6.35x0.286.35±0.055.55±0.030.2±0.030.15±0.02
Groove Type/ Code
Total Wall Thickness
No. of Grooves
Lead Angle
Top Angle
Unit Weight gm/m
A-1
0.43±0.05
65
25±2 deg
90 deg
94±2gms
A-2
0.49±0.05
65
25±2 deg
85 deg
94±2gms
A-7
0.43±0.05
65
17±2 deg
90 deg
94±2gms
B-6
0.50±0.05
60
18±2 deg
53 deg
94±2gms
B-10
0.43±0.05
60
18±2 deg
53 deg
94±2gms
B-17
0.42±0.05
60
18±2 deg
53 deg
94±2gms
B-18
0.40±0.05
45
18±2 deg
50 deg
94±2gms

Inner Grooved Copper Pipe Dimensions

Pipe / Tube TypeNominal
Pipe Size
O.D.I.D.Wall Thickness
KLMDWVKLMDWV
Inner Grooved Copper Tubes1/4"3/8"0.3050.315--0.0350.030--
Inner Grooved Copper Tubes3/8"1/2"0.4020.4300.450-0.0490.0350.025-
Inner Grooved Copper Tubes1/2"5/8"0.5270.5450.569-0.0490.0400.028-
Inner Grooved Copper Tubes5/8"3/4"0.6520.666--0.0490.042--
Inner Grooved Copper Tubes3/4"7/8"0.7450.7850.811-0.0650.0450.032-
Inner Grooved Copper Tubes1"1-1/8"0.9951.0251.055-0.0650.0500.035-
Inner Grooved Copper Tubes1-1/4"1-3/8"1.2451.2651.2911.2950.0650.0550.0420.040
Inner Grooved Copper Tubes1-1/2"1-5/8"1.4811.5051.5271.5410.0720.0600.0490.042
Inner Grooved Copper Tubes2"2-1/8"1.9591.9852.0092.0410.0830.0700.0580.042
Inner Grooved Copper Tubes2-1/2"2-5/8"2.4352.4652.495-0.0950.0800.065-
Inner Grooved Copper Tubes3"3-1/8"2.9072.9452.9813.0300.1090.0900.0720.045

Types of Inner Grooved Copper Tube Heat Transfer

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