液壓閥的選型及替換  1、 液壓閥的選型  首先要了解選用閥的最高工作壓力及最大流量是否滿足液壓系統要求，然后根據壓力和流量及其它輔助要求來確定閥的具體型號。 

 2、 液壓閥的替換  閥名稱 

油研型號 力士樂型號 威格士型號

DSG-01-3C2 4WE6E51 DG4V-3-2C 

DSG-01-3C3 4WE6H51 DG4V-3-OC 

DSG-01-3C4 4WE6J51 DG4V-3-6C 

DSG-01-3C40 4WE6Q51 DG4V-3-33C 

DSG-01-3C60 4WE6G51 DG4V-3-8C 

DSG-01-3C9 4WE6M51 DG4V-3-7C 

DSG-01-3C10  4WE6U51 DG4V-3-31C 

DSG-01-3C12  4WE6L51 DG4V-3-3C 

DSG-01-2B2 4WE6D51 DG4V-3-2A 

DSG-01-2B3 4WE6C51 DG4V-3-OA 

DSG-01-2B8 4WE6A51 DG4V-3-22A 

DSG-01-2B2-L 4WE6Y51  DG4V-3-2A-LH 

DSG-01-2B3-L   DG4V-3-OA-LH 

DSG-01-2B8-L 4WE6B51 DG4V-3-22A-LH

DSG-01-2D2 4WE6-D/OF DG4V-3-2N

DSG-03-3C2 4WE10E51 DG4V-5-2C 

DSG-03-3C3 4WE10H51 DG4V-5-OC 

DSG-03-3C4 4WE10J51 DG4V-5-6C 

DSG-03-3C40 4WE10Q51 DG4V-5-33C 

DSG-03-3C60 4WE10G51 DG4V-5-8C 

DSG-03-3C9 4WE10M51 DG4V-5-7C 

DSG-03-3C10 4WE10U51 DG4V-5-31C

DSG-03-3C12 4WE10L51 DG4V-5-3C 

DSG-03-2B2 4WE10D51 DG4V-5-2A 

DSG-03-2B3 4WE10C51 DG4V-5-OA 

DSG-03-2B8 4WE10A51 DG4V-5-22A 

DSG-03-2B2-L 4WE10Y51  DG4V-5-2A-LH 

DSG-03-2B3-L   DG4V-5-OA-LH 

DSG-03-2B8-L 4WE10B51 DG4V-5-22A-LH 

DSG-03-2D2 4WE10-D/OF DG4V-5-2N

DSHG-04-3C2 4WEH16E51 DG5V-7-2C

DSHG-04-3C3 4WEH16H51 DG5V-7-OC 

DSHG-04-3C4 4WEH16J51 DG5V-7-6C 

DSHG-04-3C40 4WEH16Q51 DG5V-7-33C 

DSHG-04-3C60 4WEH16G51 DG5V-7-8C 

DSHG-04-3C9 4WEH16M51 DG5V-7-7C 

DSHG-04-3C10 4WEH16U51 DG5V-7-31C 

DSHG-04-3C12 4WEH16L51 DG5V-7-3C 

DSHG-04-2B2 4WEH16D51 DG4V-5-2A 

DSHG-04-2B3 4WEH16C51 DG5V-7-OA 

DSHG-04-2B4 4WEH16JA51 DG5V-7-6A 

DSHG-04-2B40 4WEH16QA51 DG5V-7-33A 

DSHG-04-2N2 4WEH16D/O   

DSHG-04-2N3 4WEH16C/O   

DSHG-04-2B2-L 4WEH16Y51  DG5V-7-2A-LH 

DSHG-04-2B3-L   DG5V-7-OA-LH 

DSHG-04-2B4-L 4WEH16JB51 DG5V-7-6B-LH 

DSHG-04-2B40-L 4 WEH16WB51 DG5V-7-33B-LH

DSHG-06-3C2 4WEH25E51 DG5S-H8-2C

DSHG-06-3C3 4WEH25H51 DG5S-H8-OC 

DSHG-06-3C4 4WEH25J51 DG5S-H8-6C 

DSHG-06-3C40 4WEH25Q51 DG5S-H8-33C 

DSHG-06-3C60 4WEH25G51 DG5S-H8-8C 

DSHG-06-3C9 4WEH25M51 DG5S-H8-7C 

DSHG-06-3C10 4WEH25U51 DG5S-H8-31C 

DSHG-06-3C12 4WEH25L51 DG5S-H8-3C 

DSHG-06-2B2 4WEH25D51 DG5S-H8-2A 

DSHG-06-2B3 4WEH25C51 DG5S-H8-OA 

DSHG-06-2B4 4WEH25JA51 DG5S-H8-6A 

DSHG-06-2B40 4WEH25QA51 DG5S-H8-33A 

DSHG-06-2N2 4WEH25D/O   

DSHG-06-2N2 4WEH25C/O   

DSHG-06-2B2-L 4WEH25Y51  DG5S-H8-2A-LH 

DSHG-06-2B3-L   DG5S-H8-OA-LH 

DSHG-06-2B4-L 4WEH25JB51 DG5S-H8-6B-LH 

DSHG-06-2B40-L 4 WEH25WB51 DG5S-H8-33B-LH

MCP-01  Z1S6P  DGMDC-3-PY

MCT-01 Z1S6T DGMDC-3-TX 

MCP-03 Z1S10P DGMDC-5-PY 

MCA-03 Z1S10A  

MCB-03 Z1S10B

MCT-03 Z1S10T DGMDC-5-T

MPA-01 Z2S6A DGMPC-3-ABK 

MPB-01 Z2S6B DGMPC-3-BAK

MPW-01 Z2S6 DGMPC-3-ABK-BAK 

MPA-03  Z2S10A DGMPC-5-ABK 

MPB-03  Z2S10B DGMPC-5-BAK

MPW-03 Z2S10 DGMPC-5-ABK-BAK  

MBP-01 ZDB6VP DGMC-3-PT 

MBA-01 ZDB6VA

MBB-03 ZDB6VB  

MBP-03  ZDB10VP DGMC-5-PT 

 MBA-03  ZDB10VA DGMC2-5-AT 

MBB-03  ZDB10VB DGMC2-5-BT

MRP-01  ZDR6DP/YM  DGMX-3-PP

MRA-01 ZDR6DA/YM DGMX-3-PA 

MRB-01  DGMX-3-PB 

MRP-03 ZDR10DP/YM DGMX-5-PP 

MRA-03 ZDR10DA/YM DGMX-5-PA 

MRB-03  DGMX-5-PB

MSA-01-X Z1FS6P   MSA-01-Y Z1FS6P  

MSB-01-X Z1FS6P   MSB-01-Y Z1FS6P  

MSW-01-X Z2FS6 DGMFN-3-Y-A-B

MSW-01-Y Z2FS6 DGMFN-3-Y-A-B

MSA-03-X  Z1FS10P  

MSA-03-Y  Z1FS10P  

MSB-03-X Z1FS10P  

MSB-03-Y Z1FS10P  

MSW-03-X Z2FS10 DGMFN-5-Y-A-B 

MSW-03-Y Z2FS10 DGMFN-5-Y-A-B

BG-03  DB10  CG2V-6

BG-06 DB20 CG2V-8 

BG-10 DB30 ECG-10 

BSG-03 DBW10 CG5V-6 

BSG-06 DBW20 CG5V-8 

BSG-10 DBW30 ECG5-10

BUCG-06  EURG*-06 

BUCG-10   EURG*-10  

 F（C）G-02  2FRM10  

F（C）G-03  2FRM16 

F（C）G-03  03/06/10 

R（C）G-03  DR10 X（C）G-03

R（C）G-06  DR20 X（C）G-06 

R（C）G-10 DR32 X（C）G-10   

C（R）G-03   C2G-805  

C（R）G-06   C5G-815

C（R）G-10   C5G-825

CPG-03  SV10  4CG-03

CPG-06  SV20  4CG-06 

CPG-10 SV30 4CG-10

CPG-03-E SL10 4CG1-03 

CPG-06-E SL20 4CG1-06 

CPG-10-E SL30 4CG1-10