Bronze Marine Plug Valve

Bronze Marine Plug Valve


Bronze Marine Plug Valve is a marine rotary valve manufactured with bronze material, specially designed for ship piping systems requiring excellent corrosion resistance and reliable shut-off performance.

The valve uses a rotating plug structure to control fluid flow. By rotating the plug 90 degrees, the valve can quickly open or close the pipeline, providing efficient flow isolation.

Due to the excellent seawater corrosion resistance of bronze materials, Bronze Marine Plug Valve is widely used in:

  • Seawater cooling systems

  • Ballast systems

  • Bilge systems

  • Fire fighting systems

  • Marine auxiliary piping systems

  • Ship drainage systems

Bronze Marine Plug Valve is suitable for commercial vessels, offshore platforms, and marine engineering applications where long-term operation in seawater environments is required.

Overview

Product Structure

ComponentDescription
Valve BodyMarine bronze body with corrosion resistance
PlugRotating component for flow control
StemTransfers operating torque
SeatProvides sealing between plug and body
PackingPrevents stem leakage
CoverProtects internal valve components
Handle / Gear OperatorControls valve operation

Applicable Standards

Standard TypeApplicable Standards
Marine Valve StandardJIS F Series
China Marine StandardGB/T Marine Valve Standards
Shipbuilding StandardCB/T Standards
Plug Valve DesignAPI 599
Pressure TestAPI 598 / ISO 5208
Flange StandardJIS B2220 / GB/T / DIN EN 1092 / ANSI B16.5
Classification ApprovalCCS / ABS / DNV / LR / ClassNK

Bronze Material Options

MaterialCharacteristicsApplications
Cast BronzeGood corrosion resistance and durabilityGeneral marine systems
Aluminum BronzeExcellent seawater resistance and high strengthOffshore and seawater systems
Naval BronzeStrong mechanical performanceShipbuilding applications
Leaded BronzeGood machining performanceValve components

Technical Specifications

ItemSpecification
Product NameBronze Marine Plug Valve
Valve TypeRotary Plug Valve
MaterialBronze
OperationManual / Gear Operated
Turning Angle90°
ConnectionFlanged / Threaded
MediumSeawater, Fresh Water, Oil, Air
Pressure RatingPN6-PN40
Size RangeDN15-DN300
ApplicationMarine Piping Systems

Applications

SystemApplication
Seawater Cooling SystemControls cooling water flow
Ballast SystemControls ballast pipelines
Bilge SystemControls drainage pipelines
Fire Fighting SystemControls fire water supply
Auxiliary SystemControls ship service pipelines
Offshore EquipmentCorrosion-resistant flow isolation

Advantages

AdvantageBenefit
Bronze MaterialResistant to seawater corrosion
Simple Plug StructureEasy maintenance and operation
Fast Opening & ClosingImproves system efficiency
Marine DesignSuitable for ship environments
Long Service LifeReduces replacement frequency
Inspection & Testing
TestPurpose
Hydrostatic Shell TestChecks pressure strength
Seat Leakage TestEnsures sealing performance
Operation TestConfirms smooth plug rotation
Material InspectionVerifies bronze material
Dimension InspectionEnsures installation accuracy


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