Double Pilot Operated Safety Valve Hydraulic Lock with 250 bar
A hydraulic lock is a control element in a hydraulic system that is mainly used to lock the hydraulic circuit under specific conditions, preventing the flow of fluid to ensure that the actuators (e.g. cylinders) in the system remain in a specific position.
Hydraulic lock is an important safety component in the hydraulic system, the correct selection and use of hydraulic lock is essential to ensure the safe, stable, and reliable operation of the system.
In essence, the hydraulic lock is a groundbreaking innovation that has significantly advanced modern machinery. Its profound impact across various industries is undeniable, having greatly enhanced the safety, reliability, and functionality of countless systems.
Type |
Max Pressure |
Max Flow |
SO-K8L-1 |
300bar |
40L/min |
SO-H10L |
250bar |
50L/min |
SO-H15L |
250bar |
80L/min |
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.


Shandong Yikaide Hydraulic Co., Ltd. is a reputable manufacturer authorized to import and export high-quality hydraulic cylinders. We ensure timely delivery: stock items are shipped within 5-10 days, while non-stock items require 30-40 days. Our commitment to reliability and punctuality ensures that your projects stay on schedule.
Samples can be requested, subject to change. For payments, orders under $1000 require 100% advance payment, while orders over $1000 require 30% advance payment via T/T, with the remaining balance payable before shipment. This flexible payment structure ensures ease and convenience for our valued customers.