1.    Heat pump air-conditioning tubing system

Used for flexible connection between compressor, heat exchanger, valves in a CO₂ heat pump air-conditioning system

Operation media: R744
Operation pressure: 0～17MPa
Operation temperature: -40～+180℃
Specification: DN6、DN8、DN10、DN12

1.1    CO₂ heat pump air-conditioning high temperature
high pressure tube

Used for flexible connection between compressor and exterior heat exchanger in a CO₂ heat pump air-conditioning system, it is composed of inner stainless steel corrugated pipe, steel wire braid, encapsulation, heat insulated pipe and hard pipe terminals and glands on both ends.

1.2    CO₂ heat pump air-conditioning low temperature
high pressure tube

Used for flexible connection between exterior heat exchanger and interior heat exchanger in a CO₂ heat pump air-conditioning system, it is composed of inner stainless steel corrugated pipe, steel wire braid, encapsulation, heat insulated pipe and hard pipe terminals and glands on both ends.

1.3    CO₂ heat pump air-conditioning low temperature
low pressure tube

Used for flexible connection between other components in a CO₂ heat pump air-conditioning system, it is composed of PA6 nylon inner layer, rubber pipe filled with aramid reinforcement layer and hard pipe terminals and glands on both ends.

2.    Fuel engine pressure charger pipe

Used for connection of oil intake, oil return and cooling water in a fuel engine pressure charger, it is composed of stainless-steel corrugated pipe, angle pipes or straight pipes on both sides and connection flange or gland.

3.    Fuel engine EGR pipe

Used for connection of exhaust gas recirculation system in a fuel engine, it is composed of stainless-steel corrugated pipe, angle pipes or straight pipes on both sides and connection flange or gland.