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Check valve for hydraulic system

key word:Heat exchange element


Product description

There are many series of check valve for the hydraulic system, including S sereis, RVP series, Z1S series, S..L1X series. Please inquire us for detail and parameters.

Z1S series technical data (as sample)

Diameter 6 10 16 22
Weight kg 0.8 2.3 8.5 13
Max.flow L/min 42 100 200 400
Max. Working pressure bar To 315
Opening pressure bar  0.535
Viscosity range mm2/s  2.8 to 500
Working medium temperature range    -20 to +70
Working medium Mineral oil - suitable for NBR or Viton seal
Phosphate ester - suitable for fluororubber sealing
Oil contamination The highest pollution level of oil is nas1638 9 and ISO4406 20 / 18 / 15