威格士电磁阀DG5V系列 VICKERS电磁阀(又是安全阀)的主阀按配合形式不同可分为三级同心、二级同心和滑阀式三类.其中滑阀式结构工作压力低，控制压力精度不高;三级同心结构虽成熟，应用较广，但与二级同心式比较，不及二级同心式动作灵敏，规格相同，行程相同时，二级同心结构的通油能力远大于三级同心结构;二级同心式控制压力稳定，加工工艺性好，二级同心式应用前景广阔，这里以二级同心结构，讨论其结构尺寸设计方法.

DG5V-10-H-8C-E-VM-U-H-10
DG5V-10-H-8C-T-S-VM-U-H-
DG5V-10-S-2C-2-M-U-B-10
DG5V-10-S-2C-E-M-U-H-10
DG5V-10-S-2C-M-FTWL-B-10
DG5V-10-S-2C-M-U-D-10
DG5V-10-S-2C-M-U-H-10-EN503
DG5V-10-S-2C-T-M-U-H-10
DG5V-10-S-2N-E-T-M-U-H-1
DG5V-10-S-33C-H-3-E-M-FT-WL-H-10 
DG5V-10-S-6C-2-M-U-B-10
DG5V-10-S-6C-T-M-U-H-10
DG5V-10-W-2A-E-M-W-H-10
DG5V-10-W-3C-M-W-H-10
DG5V-10-W-OA-E-M-PA5WL-B
DG5V-5-2A-T-H-M-U-H5-20
DG5V-5-2A-T-M-U-C6-10
DG5V-5-2A-T-M-U-H5-20
DG5V-5-2BL-T-M-U-H5-20
DG5V-5-2C-M-U-D6-10
DG5V-5-2C-M-U-H5-20
DG5V-5-2N-T-M-U-C5-20 
DG5V-5-2N-T-VM-U-H5-20
DG5V-5-2N-VM-U-H5-20
DG5V-5-2N-VM-U-H5-20+977467
DG5V-5-6C-2-T-M-U-B6-10
DG5V-5-6C-2-T-M-U-C6-10
DG5V-5-6C-M-U-H5-20
DG5V-7-2AL-T-M-U-H5-40
DG5V-7-2A-T-K-M-U-H5-40
DG5V-7-2A-T-VM-U-H5-40
DG5V-7-2A-VM-U-H5-40
DG5V-7-2BL-E-M-U-H7-30
DG5V-7-2BL-T-M-U-H5-40
DG5V-7-2C-1-T-M-U-H5-40
DG5V-7-2C-2-T-VM-U-H5-40
威格士VICKERS电磁阀DG5V系列 DG5V-7-2C-3-E-M-FTWL-H5-40 
DG5V-7-2C-3-T-M-U-H5-40
DG5V-7-2C-T-M-U-H5-40 
DG5V-7-2C-VM-U-H5-40
DG5V-7-2C-VMU-H5-40（带插头）
DG5V-7-2N-2-M-U-C5-40
DG5V-7-2N-2-M-U-H5-40
DG5V-7-2N-2-M-U-H5-40 
DG5V-7-2N-2-T-VM-U-H5-40
DG5V-7-2N-2-VM-U-H5-40
DG5V-7-2N-3-E-M-U-A6-30 
DG5V-7-2N-E-M-U-H5-40
DG5V-7-2N-H-M-U-H5-40
DG5V-7-2N-T-VM-U-A6-30
DG5V-7-2N-VM-U-H5-40
DG5V-7-31C-2-M-U-H5-40 
DG5V-7-31C-2-M-U-H5-40 
DG5V-7-33C-1-M-U-H5-40 
DG5V-7-33C-2-VM-U-H7-30
DG5V-7-33C-3-T-M-U-H5-40 
DG5V-7-33C-E-M-U-H5-40
DG5V-7-33C-T30-EN55
DG5V-7-33C-T-M-U-H5-40
DG5V-7-33C-T-M-U-H5-40 
DG5V-7-3C-M-U-H7-30
DG5V-7-521N-2-M-U-H5-40
DG5V-7-5-2C-2-M-U-H5-40
DG5V-7-52C-2-M-U-H5-40 
DG5V-7-52C-E-M-U-H7-30
DG5V-7-6C-2-E-M-U-H5-40
DG5V-7-6C-2-M-U-H5-40
DG5V-7-6C-2-M-U-H5-40 
DG5V-7-6C-2-T-M-U-H5-40
DG5V-7-6C-2-T-VM-U-H5-40
DG5V-7-6C-2-VM-U-H5-40
DG5V-7-6C-H-M-U-H5-40
DG5V-7-6C-M-U-C6-30 
DG5V-7-6C-M-U-H5-40
威格士VICKERS电磁阀DG5V系列 DG5V-7-6C-M-U-H5-40 
DG5V-7-6C-M-U-H6-40
DG5V-7-6C-M-U-H7-21
DG5V-7-6C-T-M-U-B5-40
DG5V-7-6C-T-M-U-B5-40 
DG5V-7-6C-T-M-U-H5-40 
DG5V-7-6C-T-M-U-H7-30（带插头）
DG5V-7-6C-T-VM-U-H5-40
DG5V-7-6C-T-V-M-U-H5-40 
DG5V-7-6C-T-VM-U-H5-40+977467
DG5V-7-6C-VM-U-H5-40
DG5V-7-6C-VM-U-H5-40 
DG5V-7-8C-2-E-T-VM-U-H5-
DG5V-7-8C-2E-V-MU-H5-40
DG5V-7-8C-VM-U-A5-40
DG5V-7-8C-VM-U-H5-40 
DG5V-8-H-0AL-E-M-U-H-10
DG5V-8H-11C-M-FW-B-30
DG5V-8-H-2A-T-M-U-H-10
DG5V-8-H-2C-E-T-VM-U-H-1
DG5V-8-H-2C-T-VM-U-H-10
DG5V-8-H-2N-T-M-U-H-10
DG5V-8-S-0A-M-U-H-10
DG5V-8-S-2A-E-M-U-H-10
DG5V-8-S-2A-M-FPA5WL-B-1-0
DG5V-8-S-2A-M-U-H-10
DG5V-8S-2A-T-MUH-10
DG5V-8-S-2A-T-M-U-H-10
DG5V-8-S-2B-T-M-U-H-10