手动换向阀
DMT-03,DMT-04,DMT-06,DMT-10,DMG-02,DMG-03,HV-03-3C2（仅此一种）.
DMT-03-2B2,DMT-03-3C2,DMT-03-3C3,DMT-03-3C4,DMT-03-3C6,
DMT-04-2B2,DMT-04-3C2,DMT-04-3C3,DMT-04-3C4,DMT-04-3C6,
DMT-06-2B2,DMT-06-3C2,DMT-06-3C3,DMT-06-3C4,DMT-06-3C6,
DMT-10-2B2,DMT-10-3C2,DMT-10-3C3,DMT-10-3C4,DMT-10-3C6,
DMG-02-2B2,DMG-02-3C2,DMG-02-3C3,DMG-02-3C4,DMG-02-3C6,
DMG-03-2B2,DMG-03-3C2,DMG-03-3C3,DMG-03-3C4,DMG-03-3C6