Cast Steel Flow Control Valve 320 Bar Hydraulic Lock for Crane
The hydraulic lock, also known as a hydraulic safety or holding device, is an essential component in hydraulic systems of various machinery and equipment. Its primary function is to prevent movement under external loads and ensure that the working mechanism stops at any desired position.
The function of the hydraulic lock is to form a locking system that prevents movement under external loads or forces. This ensures safety and stability in various mechanical systems by preventing unintended movements while allowing precise control over positioning.
Overall, the primary purpose of a hydraulic lock is to provide a reliable locking mechanism within a hydraulic system to prevent movement under external loads or forces, thereby enhancing safety and operational control across different applications.
Type |
Max Pressure |
Max Flow |
SO-K8B-1 |
320bar |
40L/min |
SO-K8L-J7 |
320bar |
30L/min |
SO-K6B-3 |
320bar |
10L/min |
SO-K6B-5 |
320bar |
10L/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.
Q1: Are you a trading company or manufacturer?
A: We are a manufacturer which has 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 of more than 1000 USD,30% T/T in advance, balance before shipment.