船用控制阀单向阀 Dwg No.303-9200

TTS Control block element 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