Description
Product Overview
The threaded(screwed) low-lift safety valve is a spring-loaded relief device designed for small-diameter pressure vessels and pipeline systems. When the system pressure exceeds the set value, the valve opens slightly to release the medium, protecting equipment from overpressure. With its compact structure and threaded connection, this valve is suitable for air, steam, water, and other corrosive fluids.
Technical Specifications
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Connection Type: Threaded (BSP / NPT optional)
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Size Range: DN15 – DN25 (1/2″ – 1″)
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Pressure Range: PN16 – PN420
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Applicable Media: Air, steam, water, oil, and other corrosive fluids
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Operating Temperature: Normal to high temperature (depending on material)
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Valve Type: Low-lift, spring-loaded
Applications
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Small pressure vessels and storage tanks
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Compressed air systems
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High-pressure hydraulic units
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Industrial gas equipment
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Chemical, petrochemical, and energy pipelines
Key Features
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Compact design with easy installation and maintenance
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Accurate and stable low-lift opening for reliable protection
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Threaded connection ideal for small-diameter, high-pressure applications
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Spring-loaded mechanism ensures consistent operation
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Customizable set pressure to meet specific system requirements
Threaded (Screwed) Low-Lift Safety Valve Drawing

Pressure Safety Valve TTA21Y-PN320-S-015

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