air reducing valve - DY89

air reducing valve
Pressure classification Entry pressure(P1) Exit pressure(P1)
A 3.0 1.0~0.7
B 3.0 ＜0.7~0.2
C 1.0 0.4~0.05
Nominal
diameter Structure
dimension Male thread connect size weight
entry exit
DN1 DN2 L H h D1 D2 D3 L1 L2 D4 D5 D6 L3 L4 kg
15 20 140 312 103 M36*2 33 22 22 5 M39*2 36 25 23 5 6.57
20 25 229 390 123 M39*2 36 25 23 5 M48*2 45 32 26 6 22.3
25 32 229 390 123 M48*2 45 32 26 6 M56*2 53 38 28 6 27.3