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Zdb/Z2dB Type Modular Pilot Operated Relief Valve for Excavators Spares Industrial Hydraulic Valve1
Hydraulic PartsPilot ValveRelief Valve
Ningjin Ding'an Hydraulic Machinery Co., Ltd
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Product Description Product Description ZDB/Z2DB superimposed pilot relief valve has the functions of constant pressure relief, pressure stabilization, system unloading and protection.Model Description (1)Z=Superposition(2)2=Only for VC and VD with 2 insert relief valves(3)DB=Pilot Operated Relief Valve(4)6=Diameter 6(5)Overflow function from → toVA=A→TVB=B→TVP=P→TVC=A→T and B→TVD=A→B and B→A(6)1=Knob2=Adjusting screw with protective cover3=Lockable knob with scale7=Scaled knob(7)L4X=L40-L49 Series(L40 to L49 series mounting and connection dimensions remain unchanged)(8)5 = Pressure adjustable up to 5 MPa10=Pressure adjustable to 10MPa20=Pressure adjustable up to 20MPa31.5=Pressure adjustable to 31.5MPa(9)Unmarked = Nitrile rubber sealV = Fluorine rubber seal Product ParametersNominal flow rate60L/minMaximum working pressure31MPaMedian back pressure≤1MPaWorking temperature-20~80oCHydraulic oil viscosity10~400mm2/sDetailed Photos Hebei Ding'an Hydraulic Machinery Co., Ltd. is a professional company integrating the research, production and sales of hydraulic valves. It is an ISO9001:2000 quality management system certified enterprise. The company currently has fixed assets of more than 10 million yuan, covers an area of 16,000 square meters, has strong technical force, and has more than ten years of experience in the development and production of hydraulic valves. It can quickly and high-quality develop various mining and engineering machinery hydraulic valves according to customer requirements.
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