Chinese wholesale Emergency Pressure Relief Valve - PB/PBW 60/6X SERIES PILOT OPERATED PRESSURE RELIEF VALVES – Hanshang Hydraulic

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Chinese wholesale Emergency Pressure Relief Valve - PB/PBW 60/6X SERIES PILOT OPERATED PRESSURE RELIEF VALVES – Hanshang Hydraulic Detail:

PB is pilot operated pressure relief valve, PBW is a pilot operated solenoid relief valve available to unload system pressure. The performance of 6X series is superior than 60 series, the 6X series can be used to control the pressure of hydraulic systems smoothly in a wide range. This type is suitable for a hydraulic system which demands high flow rate.

Technical data

Size	10		20		30
Series No	60	6X	60	6X	60	6X
Operating pressure(Mpa)	31.5	35	31.5	35	31.5	35
Max .flow rate(L/min)	200	250	400	500	600	650
Fluid temperature(℃)	-20～70
Filtration accuracy(µm)	25
PB Weight(KGS)	3.2		4.2		5.2
PBW Weight(KGS)	4.7		5.5		6.8
Valve body（Material）Surface treatment	casting phosphating surface
Oil cleanliness	NAS1638 class 9 and ISO4406 class 20/18/15

Characteristic curves（measured with HLP46，Voil=40℃±5℃）

Characteristic curves（measured with HLP46，Voil=40℃±5℃）

Characteristic curves（measured with HLP46，Voil=40℃±5℃）

Subplate mounting

Threaded connections

Product detail pictures:

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