Dock Composite Hose with Excellent Static Export Property

A green bent dock composite hose.

Bent dock composite hose.

Dock composite hose is suitable for the delivery of fuel oil products and corrosive chemical liquids. Dock composite hose is composed of three parts: inner wire, outer wire and liner. And the dock composite hoses can be divided into five kinds according to the materials: type A, type B, type C, type D and type F. It is mainly used in oil refinery, oil delivery and oil warehousing. And it is very popular in petrochemical industry.


  • Soft, can bend freely.
  • Lightweight, easy to operate.
  • Resistant to high pressure.
  • Resistant to high temperature.
  • Resistant to corrosion, oil and acids & alkalis.
  • Excellent static export property.

The details of dock composite hose:

  • Temperature range: -30°C to +100°C.
  • Inner diameter: 2", 2.5", 3", 4", 6", 8" and 10".
  • Working pressure: 15 bar.
  • Burst pressure: 60 bar.
The specification of dock composite hose
Hose code ID Working pressure Burst pressure Bend radius
inch mm bar bar mm
DCH-01 2 51 15 60 225
DCH-02 2.5 64 15 60 245
DCH-03 3 76 15 60 300
DCH-04 4 102 15 60 400
DCH-05 6 152 15 60 751
DCH-06 8 203 15 60 951
DCH-07 10 254 15 60 1102
The specific structure of dock composite hose
Type Type A Type B Type C Type D Type F
Inner wire Hot dip galvanized steel wire Polypropylene covered steel wire Stainless steel Stainless steel Stainless steel
Outer wire Hot dip galvanized steel wire Hot dip galvanized steel wire Stainless steel Hot dip galvanized steel wire Stainless steel
Liner Polypropylene polypropylene Polypropylene Teflon Teflon

Application of dock composite hose:

  • Dock composite hose of type A is suitable for fuel oil products delivery, such as gasoline, diesel, crude oil, lubricating oil, ethanol gasoline and biodiesel.
  • Type B, C, D and F are suitable for the delivery of corrosive chemical fluids.
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