Gas Valves

Our standard gas valve is named HGV1620. It functions well in Hydroll accumulators and can be used in connection with the charging kit. Hydroll Oy supplies both standard and special gas valves on request.

Technical data – Material


Coupling body and metal cap made of steel 1.0718 or in option Stainless steel 1.4571.

Sealing

Internal primary- and secondary sealing as well as sealing for screw-in threads are 
made of NBR. Option in FKM (Viton), high temperature up to +200°C.

Vibration

NBR and/or FKM (Viton) O-ring to prevent cap loosening due to vibration.

Temperature ranges


Hydroll’s stardard valve is HGV 1620 with plastic cap. Temperature range is -25°C to
+100°C.

Valves for special conditions are HGV 1620 ARCTIC and HGV 1620 SST. Body and metal cap is made of stainless steel 1.4571. Temperature range is -45°C to +100°C, for a short time, can be also used up to +120°C. If sealing made of FKM (Viton), high temperature is up to +200°C.

Screw-in thread


A large range of threads is available. Thread 1/4 is standard.

Media application


Suitable for Nitrogen (N2) piston accumulator hydraulic- and other oils on mineral oil basis.

ProductProduct namePressure ratingConnection threadLow temp.
Standard HYDROLL gas valve, M16 x 2M16x2630 bar1/4-25°C
HYDROLL Gas Valve Arctic M16 x 2M16x2 arctic630 bar1/4-45°C
M16 x 1,5 - Stainless steel - Arctic gas valveM16x1,5 ROS630 barM14x1,5-45°C
M28x2 type gas valveM28x2 gas valve630 barR1/2"-45°C

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