Lesson-8 Hydraulic pilot operated Check valve(Nrv)

नमस्ते देस्तों
इस विडीयो मे (pilot operated check valve & hydraulic check valve के बारे मे बताया गया है :-
ये भी देखें:-
(1) Hydraulic cartridge valve circuit:- https://youtu.be/D8vRIvv1S4g
(2) how to calculate pump flow :-https://youtu.be/IJBvEacKX1w
(3) How to check pressure relief valve :- https://youtu.be/VjLgnisvRmk
(4) How works Hydraulic pressure switch:- https://youtu.be/_xrQE7R20pw
(5) Hydraulic prefill & Exhaust valve:-https://youtu.be/7U1tGkXrjNY
(6) How to select pump(पम्प कैसे चुने-कौन सा पम्प लगाएँ ):-https://youtu.be/L8E21Qr3qQg
(7) how to check DC valve:-https://youtu.be/wN2V-qd2Xvc
(Hydraulic pilot operated check valve)