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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: Fabricated shell.
Design Standards: EN-14359, ASME .
Nominal capacity : 150 to 575 Ltrs
Max. Pressure (PS) : 16-35 Bar (Higher on request).
Test Pressure (PT) : 1.43 x PS (PED Design) , 1.3 x PS (ASME Design)
Temperature range : -20°C to +80°C (Standard) , -4°F to +212°F (Standard)
Allowable pre.ratio (P2/P0) : 4:1
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.
Type : ASLV
Body: Carbon Steel / Stainless Steel
Bladder: Nitrile (NBR) / Butyl (IIR) / Viton (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
CS Accumulators: Externally painted in RAL-5010. , Others on request.
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