北京华德先导式减压阀DR10-4-50B/100YM液压阀
DB10-1-50B/200
DB10-1-50B/100
华德先导溢流阀
DB30-1-50B/315
DB30-1-50B/200
DB30-1-30B/100
DB20-1-50B/315
DB20-1-50B/200
DB15-1-30B/100
北京华德比例阀部分型号如下：
DBE10-30/100XY
DBE10-30B/100Y
DBE10-30B/50YM
DBEM10-30B/200YM
DBE10-B-Y-315
DBE10-30/100M
DBE10-30B/100YM
北京华德先导式减压阀DR10-4-50B/100YM液压阀
DBETR-10B/315
DBETR-10B/315YM
DBETR-10B/80M
DBE10-30B/100Y/D03
DBE10-30B/200Y
DBE10-30B/200YM
DBE10-30B/315YM
DBE20-30B/315YM
DBEC20-30B/315
DBEM10-30B/100YM
DBEM10-30B/200XYM
DBEM10-30B/315XYM
DBEM10-30B/315YM
DBEM20-30B/100YM
DBEM20-30B/315YM
DBEM20-30B/50YM
北京华德先导式减压阀DR10-4-50B/100YM液压阀
DBEM30-30B/200YM
DBEM30-30B/315YM
3DREP6A-10B/16A24NZ4/M
3DREP6C-10B/25A24NZ4M
3DREP6C-10B/25A24NZ4V
DRE10-30B/100YM
DRE10-30B/200Y
DRE10-30B/315Y
