Copper Tube specification

                               The below information will help you to crack the interview.

Copper tube specification:

Chemical composition:

DHP(Deoxidized high phosphorous) copper-Phosphorous 0.015 to 0.035%

                                                                        Remainings are copper.

DLP(Deoxidized low phosphorous) copper-Phosphorous 0.05 to 0.012%

                                                                       remainings are copper

Half Hard pipe for VRV/VRF:

Soft coil for VRV:

Soft coil for non-VRV/VRF

Note: 500mm should be maintained between two refnet.