Double Pilot Check Valve Hydraulic Lock made of China
Hydraulic locks indeed play a critical role in various hydraulic systems, ensuring stability, safety, and precise positioning of working mechanisms in machinery across different industries. In applications like outrigger circuits of construction machinery or lifting machinery, hydraulic locks prevent unwanted movement or drifting, allowing the machinery to remain securely in place, even under external loads or vibrations.
Similarly, in presses and jacks used in mining operations, hydraulic locks serve to self-lock the mechanism in position, providing a reliable and stable support structure. This is crucial for ensuring the safety of operators and preventing accidents or damage to equipment.
Overall, hydraulic locks are indispensable components in hydraulic systems, offering the ability to stop mechanisms at any desired position and providing a robust locking mechanism that enhances safety and efficiency in various industrial applications.
Model |
SO-K6B-3 |
Max Pressure |
32Mpa |
Max Flow |
10L/min |
Operating Temperature |
-20°C-80°C |
Function and Role:
1.Locking Mechanism: A hydraulic lock maintains pressure within a hydraulic system to "lock" a component in place. This functionality is crucial when you need stability or when safety depends on immobility, such as holding an outrigger in position.
2.Prevention of Backflow: These locks often incorporate check valves to prevent backflow, ensuring that fluid remains where it is needed to hold a position. This function is essential in maintaining stability against external forces or load changes.
3.Self-Locking for Safety: In applications where safety is critical, hydraulic locks prevent unwanted or accidental movement. This feature is common in hydraulic presses, construction machinery, and other lifting equipment.
Shandong Yikaide Hydraulic Co., Ltd. is located in Jining, Shandong, which is known as the "hometown of Confucius and Mencius and the land of etiquette". It is a professional technical enterprise that integrates the research and development, manufacturing, sales, and service of hydraulic components.
The company covers an area of approximately 20000 square meters, with a high-tech factory building of 10000 square meters, more than 80 high-precision processing equipment, more than 20 precision testing instruments, and more than 20 product testing and testing equipment. The company has 33 national patents and has been awarded the titles of "National High tech Enterprise", "Provincial Specialized, Refined, and New Enterprise", and "Jining City One Enterprise, One Technology Research and Development Center Enterprise", and has passed the IS09001 quality system certification.

Our main products include rotary joints, multi-way valves, balance valves, solenoid valves, manual pumps, synchronous valves, etc. Hydraulic products are widely used in industries such as engineering machinery, mining machinery, special walking machinery, and agricultural and forestry machinery. Our products are selling well in countries such as Russia, Europe, America, Southeast and Asia.


Q1:Are you trading company or manufacture?
A:We are manufacture which have the right to import and export.
Q2:How long is your delivery time?
A:Generally it is 5-10 days if the goods are in stock or it is 30-40 days if the goods are not in stock.
Q3:Do you provide samples? Is it free or extra?
A:We can provide samples,but not for free.
Q4:What is your terms of payment?
A:Payment less than 1000 USD,100% in advance.Payment more than 1000 USD,30% T/T in advance,balance before shipment.