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A hydro-pneumatic accumulator is a device used specifically for storage of liquid under pressure. As liquids, for all practical purposes, are incompressible, this objective is achieved by utilizing the compressibility of gases.
Design : Seamless / Fabricated shell.
Design Standards : EN-14359, ASME.
Nominal capacity : 0.2 to 575 Ltrs.
Max. Pressure (PS) : 16-360 Bar.
Test Pressure (PT) : 1.43 x PS
Temperature range : -20°C to +80°C (Standard)
Allowable pre.ratio (P2 /P0 ) : 4:1
Max. Flow rates : Refer page 7.
Fluid Viscosity range : 10 to 400 cSt
Recommended viscosity : 32 cSt
Fluid contamination degree: Class 21/19/16 according to ISO 4406:1999 or better on request.
Material of Construction : Carbon Steel / Stainless Steel.
Body Bladder: Nitrile(NBR) / Butyl (IIR) / ton (FKM) / EPDM .... others listed on ordering code.
Gas Side : 5/8” UNF / 1/4” BSP / 5/16” UNEF/Vg8 / 7/8” UNF. Others on request.
Fluid Side : Female Threaded or Flanged. Others on request
Paint-CS Accumulators : Externally painted in RAL-5010. Others on request.
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