北京华德液控换向阀,换向阀的机能表示阀芯在某位置时阀主油路的连通方式，对应三位阀有中位机能、左位机能和右位机能，中位机能的作用是系统保压、系统卸荷、换向平稳性和精度、启动平稳性、油缸浮动和任意位置停止。北京华德液控换向阀和或电液换向阀：电磁吸力有限，电磁换向阀zui大通流量小于100L/min。对液动力较大的大流量阀则应选用液动换向阀或电液换向阀

：陈，：，

工作，：

16通径产品部分型号：

4WH16E60B/，4WH16C60B/，4WH16D60B/，4WH16A60B/，4WH16B60B/，

4WH16HA60B/，4WH16HB60B/，4WH16F60B/，4WH16W60B/，4WH16V60B/，

4WH16T60B/，4WH16R60B/，4WH16P60B/，4WH16M60B/，4WH16Q60B/，

4WH16L60B/，4WH16J60B/，4WH16H60B/，4WH16G60B/，4WH16C60B/OF，

4WH16D60B/OF，4WH16Y60B/OF，4WH16A60B/O，4WH16B60B/OF，

H-4WH16E60B/，H-4WH16C60B/，H-4WH16D60B/，H-4WH16A60B/，H-4WH16B60B/，

H-4WH16HA60B/，H-4WH16HB60B/，H-4WH16F60B/，H-4WH16W60B/，H-4WH16V60B/，

H-4WH16T60B/，H-4WH16R60B/，H-4WH16P60B/，H-4WH16M60B/，H-4WH16Q60B/，

H-4WH16L60B/，H-4WH16J60B/，H-4WH16H60B/，H-4WH16G60B/，H-4WH16C60B/OF，

H-4WH16D60B/OF，H-4WH16Y60B/OF，H-4WH16A60B/O，H-4WH16B60B/OF，

北京华德电液换向阀产品部分型号:

3WEH10W20B/OF6AG24NZ4  3WEH10W20B/OF6AG24NZ5  3WEH10W20B/OF6AG24NZ5L

3WEH10W20B/OF6AG24NEZ4  3WEH10W20B/OF6AG24NEZ5  3WEH10W20B/OF6AG24NEZ5L

3WEH10W20B/OF6AG24NETZ4  3WEH10W20B/OF6AG24NETZ5  3WEH10W20B/OF6AG24NETZ5L

3WEH10W20B/OF6AG24NTZ4  3WEH10W20B/OF6AG24NTZ5  3WEH10W20B/OF6AG24NTZ5L

3WEH10W20B/OF6AW220-50NZ4  3WEH10W20B/OF6AW220-50NZ5 

3WEH10W20B/OF6AW220-50NZ5L,3WEH10W20B/OF6AW220-50NTZ5L

3WEH10W20B/OF6AW220-50NEZ4  3WEH10W20B/OF6AW220-50NEZ5 

3WEH10W20B/OF6AW220-50NEZ5L,3WEH10W20B/OF6AW220-50NETZ5L

3WEH10W20B/OF6AW220-50NETZ4  3WEH10W20B/OF6AW220-50NETZ5 

3WEH10W20B/OF6AW220-50NTZ4  3WEH10W20B/OF6AW220-50NTZ5