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Fukui Seisakusho PSL-MP Series Marine Service Valve by Nichiboku Ltd.
- Luis Alberto Fing
- Feb 4
- 2 min read
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Introduction
In the maritime transport of liquefied gases, safety and operational reliability are critical requirements. The PSL-MP Series Marine Service Valve by Fukui Seisakusho Co., Ltd. is engineered to meet the stringent demands of liquefied gas carriers and marine industrial applications. Developed with advanced Japanese engineering expertise, this valve series delivers stable performance, high safety standards, and long-term durability in low- and medium-pressure environments.
PSL-MP Marine Service Valve for Liquefied Gas Carriers
The PSL-MP marine service valve is designed for use in cargo tanks handling air, gas, and vapor services. It combines a simple main valve structure with a highly durable pilot valve system, ensuring consistent pressure control and dependable operation under demanding marine conditions.
Key Technical Advantages
Pilot-operated safety valve design enabling precise pressure control
Adjustable popping pressure during operation for flexible cargo handling
High discharge capacity compliant with IGC Code requirements
Excellent gas tightness through a self-sealing structure
Corrosion-resistant metal diaphragm for extended service life
Compact design that helps reduce installation and maintenance costs
Advanced Safety and Operational Features
Flexible Pressure Setting During Operation
Unlike conventional safety valves, the PSL-MP marine service valve allows operators to change the popping pressure setting even during operation. This capability supports safe transport of various liquefied gases and adapts to changing operational conditions at sea.
Superior Gas Tightness and Leakage Prevention
The valve adopts a self-tightening sealing structure combined with corrosion-resistant O-rings. This design minimizes the risk of gas leakage from cargo tanks, supporting both safety and environmental protection.
Maintenance-Friendly Construction
The pilot valve system features a flange-type structure that simplifies inspection and replacement. Its vibration-resistant design prevents loosening of connections, ensuring reliable operation even in harsh marine environments.
Operating Range and Configuration Options
Pressure range suitable for low to medium pressure marine applications
Wide operating temperature range suitable for cryogenic and standard conditions
Multiple inlet and outlet size options compliant with international standards
Various material selections to meet different classification society requirements
Supporting Safe Marine Operations Worldwide
The PSL-MP Series Marine Service Valve reflects Fukui Seisakusho’s commitment to precision manufacturing and marine safety. It is a trusted solution for shipbuilders, shipowners, and marine engineers seeking reliable pressure protection systems for liquefied gas transport.
Access the Official Product Catalog
For engineers, shipbuilders, and procurement professionals who require detailed technical specifications, drawings, and configuration options, the official PSL-MP Series catalog is available upon request.
The catalog provides comprehensive information on:
Valve structure and operating principles
Model codes and configuration selections
Materials, dimensions, and weight data
Accessories and testing options Official Catalog.
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