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Product Details

EPDM Radiator Hose

SAE J20 R3 EPDM Radiator Hose

EPDM Radiator Hose
EPDM Radiator Hose
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  • EPDM Radiator Hose
  • EPDM Radiator Hose

Product parameters:

  • Tube: EPDM
  • Reinforcement: One layer textile braid
  • Cover: Heat and weather resistant EPDM
  • Standards: SAE J20 R3
  • OEM:

Service Hotline:

Product Application:


Suitable for the heating system in the cooling circulation system of the vehicle,can customize the bent pipe and the special-shaped pipe; Temperature Range: -40°C ~+180°C

Detailed description:


The radiator heater pipe is an important part of the automobile heat dissipation system. Its main function is to transfer the heat generated by the engine to the radiator through the pipe, so that the outside air can take the heat away and ensure the normal operating temperature of the engine. This pipe is usually connected to the water outlet of the engine and directs hot water to the radiator core, causing air to carry heat away through the radiator. In addition, it also helps to adjust the temperature in the car to ensure comfortable driving. Its material is mostly high temperature plastic or metal, compact structure, easy to install. When damaged, it needs to be repaired or replaced in time to ensure the normal operation of the heat dissipation system and maintain the best working condition of the engine. In short, the radiator heater plays a key role in the vehicle cooling and temperature control system.

Specifications Outer diameter Working pressure Burst pressure Bending radius Length Weight
dash inch mm mm Bar psi Bar psi mm M/roll kg/m
-2 5/32" 4 9.1 35 500 140 2000 40 50-100 0.12
-3 3/16" 4.8 10.3 35 500 140 2000 40 50-100 0.15
-4 1/4" 6.4 13 28 400 112 1600 45 50-100 0.16
-5 5/16" 7.9 14.6 28 400 112 1600 65 50-100 0.19
-6 3/8" 9.7 16.5 28 400 112 1600 80 50-100 0.24
-8 1/2" 12.7 20.4 28 400 112 1600 100 50-100 0.32
-10 5/8" 16.0  23.6 24 350 96 1440 160 50 0.39
-12 3/4" 19.1 27.6 21 305 84 1218 190 50 0.52
-14 7/8" 22.0  31.0  20 300 80 1200 220 50 0.60 
-16 1" 25.4 34.5 17.5 250 75 1000 250 50 0.66
-20 1.1/4" 31.8 42.5 15 215 60 860 320 40 1.05
-24 1.1/2" 38.1 48.5 12 175 48 750 420 40 1.25
-28 1.3/4" 45.0  55.0  10 145 40 580 500 40 1.45
-32 2" 50.8 62.0  10 145 40 580 630 40 1.65
-38 2.3/8" 60 70.0  10 145 40 580 700 20 1.82

Industry Applications

The product manufacturing meets or exceeds the requirements of SAE, DIN, GB, GOST or other industries, and has the properties of high pressure resistance, high humidity resistance, softness, high pulse pressure, no head expansion, light weight, long life, etc. The main fields and equipment involved include ships, vehicles, construction machinery, mining, agriculture, construction, environmental protection, wind power, transportation, petroleum, electric power, food, chemical industry, metallurgy, injection molding, etc...


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