Hefei Changyuan Hydraulic Co., Ltd

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ZDa*-F15L series multi-way valve belongs to medium and high pressure integral multi-way reversing valve, parallel circuit. The valve is pre-configured with a pressure output port, and the P1 port can be used in series with other hydraulic components after the screw is plugged. The valve has the advantages of compact structure, small volume, high working pressure, good performance, reliable work, convenient use and maintenance, and the like. Widely used in hydraulic systems of small construction machinery, mining machinery, sanitation machinery and other machinery.
◆ Built-in check valve: The valve body has a built-in check valve to prevent oil from flowing backwards.
◆ Built-in relief valve: valve body built-in relief valve to control system pressure
◆ Oil circuit form: parallel oil circuit
◆ Valve body structure: integral structure, with 4, 5, 6 joint selection
◆ Stem center function: A, O, Y, etc.

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Product manual

Model Coding:

ZDa * – F 15 L - * / * - * /* …-1

  ①② ③④⑤ ⑥⑦⑥⑧    ⑨

① Unit code     

② Design code

③ Pressure grade F: 20 MPa

④ Nominal size 15

⑤ Joining port  L: Screw

⑥ Spool returning T:Spring   W:Ball

⑦ Block No. 1 spool function

⑧ Block No. 2 spool function

⑨ Omitted: plus "-1": with pressure output port; basic type

Functional Symbol:

P, oil pump outlet; P1: connect other valves or hydraulic mechanism

Ai, Bi: cylinder or other mechanism

T: pick up the fuel tank



Nominal pressure


Nominal size


Nomianl flow rate


Numbers of working section


Spool stroke

5 + 5