Check valve with ball for hydrogen (901021-62)

EV HYDROGEN® ball check valve for hydrogen

Item number: 901021-62

To prevent reverse flow and where a tight shut-off is not mandatory, EV HYDROGEN® ball check valves are mandatory. The ball check valves are designed with a floating ball, and a cradled seat. The design gives a full flow around the ball which minimizes the pressure drop.

Design pressure: 1.500 Bar/ 21.500 Psi
Maximum working pressure: 1.500 Bar/ 21.500 Psi.
Temperature range: -60°C to +200°C.
Connections: Cone & Thread.
Opening pressure: 2 Bar/ 29 Psi.

EV HYDROGEN® check valves comply with Pressure Equipment Directive (PED) 2014/68/EC

Data sheet 901021-62:
Product details
Item number: Dimension: Inches  Connection ends: Max. working pressure: Bar/ Psi Length: mm Flow coefficient: (Kv) Hex: mm
901021-62 1/4 1/4" Cone & Thread (C/T) 1.500 / 21.500 75 0,26 22
901021-62 3/8 3/8" Cone & Thread (C/T) 1.500 / 21.500 86 0,54 27
901021-62 9/16 9/16" Cone & Thread (C/T) 1.500 / 21.500 109 2,10 36
901021-62 3/4 3/4" Cone & Thread (C/T) 1.500 / 21.500 140 4,10 50
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