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A stainless steel hydrostatic pressure release units is a corrosion-resistant safety mechanism designed to automatically relieve excess hydrostatic pressure in pipelines, tanks, or closed fluid systems. Constructed from high-grade stainless steel (e.g., 304 or 316), it ensures durability in harsh environments, including water treatment, marine applications, and industrial hydraulic systems.
Material: Stainless steel (304/316) for superior resistance to rust, chemicals, and high-pressure conditions.
Function: Prevents system overpressure by releasing fluid when pressure exceeds a set threshold.
Applications:
Water supply & drainage systems.
Fire protection pipelines (preventing pipe bursts due to freezing).
Industrial hydraulic/pneumatic systems.
Marine and offshore equipment.
Advantages:
Reliable Safety: Protects infrastructure from pressure damage.
Low Maintenance: Stainless steel resists scaling and corrosion.
Long Service Life: Suitable for extreme temperatures and corrosive media.
Mechanical Pressure Relief Valves: Spring-loaded or weighted designs.
Rupture Discs: Burst at a predefined pressure for emergency release.
Automatic Drain Valves: For periodic pressure equalization.
To release the inflatable life raft safety quickly when the ships in distress, it can separate the inflatable life raft and shipwreck automatically under a depth of 2-4 meters.
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Model |
HRU-I |
HRU-II |
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Material |
Plastic |
Stainless steel |
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Release depth |
1.5-4m |
2-4m |
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Approval |
EC |
CCS |



