船用控制閥組DWG.No.303-9200 

1 Flow control vavle 

2 Directional vavle

3 Reducing vavle

4 Check vavle

5 Throttle vavle

6 Countbalance valve

7 Test point

8 Ball valve

9 Ball valve

10 Quick coupling

11 Quick coupling

12 Shut-off valve

13 Pressure gauge

14 Test hose