Specifications

1. air conditioner connecting pipe
2. copper
3. alrady filled the R410A refrigerants,can be connct directly.

Connecting pipes for air conditioner parts

Test                                  Onside of insulator Inside of insulator 

Tensile Strength(( N/mm[kg/cm2])      31.5×10[3.2]           29.5×10[3.0]

Elongation                            70%                 100%

Compression strain  (%(25%))             3.4                   6 

Water-absorbing capacity (G/m2)          0.003                    0.008

Conductivity factor   

W/(m·k)[kcal/m2h°C]                                             0.038[0.033]

Temperature of heat resisting °C           -40°to 125°           -40°to 115°

 

copper connection pipes 

1/4+3/8(6.35+9.52) 

1/4+1/2(6.35+12.7)
3/8+5/8(9.52+15.88)

3/8+3/4(9.52+19.05)

1/2+3/4(12.7+19.05)

 

1. air conditioner connecting pipe
2. copper
3. alrady filled the R410A refrigerants,can be connct directly.