Double hydraulic control check valve

Double hydraulic control check valve
Instructions for use:
Pilot-operated check valve is used to block the hydraulic cylinder in both directions, the fluid flows in one direction, and blocks the fluid in the reverse direction until the pressure acts.
Application:
Connect V1 and V2 to the pressure flow, and connect C1 and C2 to the actuator.
Specifications | 1/4”L | 3/8”L | 1/2”L | 3/8”L | 18 | 1/2”L | 3/4”L |
Pilot ratio | 1:5.5 | 1:5.5 | 1:5 | 1: 5 | 1: 5 | 1:4 | 1:4 |
Maximum flow(L/min) | 20 | 35 | 50 | 45 | 45 | 70 | 100 |
Maximum pressure(Bar) | 350 | 300 | |||||
Opening pressure(Bar) | 4 | 3 | 6 | 8 | 3.5 | 3.5 | 2 |



Model | V1/V2/C1/C2 | L | L1 | L2 | L3 | M | H | S |
HYVBPDE1/4”L | G1/4”L | 68 | 118 | 38 | 7 | M8 | 40 | 30 |
HYVBPDE3/8”L | G3/8”L | 68 | 118 | 38 | 7 | M8 | 40 | 30 |
HYVBPDE1/2”L | G1/2”L | 80 | 143 | 40 | 14.8 | M8 | 50 | 30 |
HYVBPDE3/8” | G3/8” | 90 | 156 | 45 | 8 | M8 | 45 | 35 |
HYVBPDE18 | M18x1.5 | 90 | 156 | 45 | 8 | M8 | 45 | 35 |
HYVBPDE1/2” | G1/2” | 80 | 144 | 40 | 18 | M8 | 60 | 35 |
HYVBPDE3/4” | G3/4” | 100 | 192 | 46 | 8 | M8 | 60 | 40 |