Product Overview
In hydraulic systems, safety valves are critical protective components that prevent abnormal pressure increases, component damage, and leakage risks.
Our 3mm hydraulic safety valve is specifically designed for anti-wear hydraulic oil applications. It features precise opening pressure control and stable reseating, allowing for timely pressure relief when system pressure exceeds limits, ensuring safe system operation.

Key Parameters
|
Product Type |
Safety Valve / Pressure Relief Valve |
|
Nominal Diameter (DN) |
3 mm |
|
Opening Pressure |
0.96 ~ 1.0 MPa |
|
Closing Pressure |
≥ 0.76 MPa |
|
Full Open Flow Rate |
≥ 1 L/min |
|
Working Medium |
Anti-wear Hydraulic Oil |
|
Medium Temperature Range |
-30℃ ~ +120℃ |
Typical Applications
Overpressure protection for hydraulic systems in industrial equipment
01
Hydraulic power unit (HPU)
02
Safety protection for actuators and control circuits
03
Hydraulic testing and measurement equipment
04
Hydraulic systems requiring precise pressure control
05
Customers Worldwide
MH has 70 years aviation valve design and manufacture experience for Chinese customers in aviation and aerospace, we also have cooperated some world leading customers for more than 20 years:

Testing Equipment
MH is equipped with comprehensive measurement and testing equipment, capable of meeting the measurement needs of complex parts and testing of various fluid accessories, providing customers with all-round quality testing services.








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