IMPA: 614151

Marine Straub Pipe Coupling Flex Type EPDM 65mm (74-78mm OD)

The Marine Straub Pipe Coupling Flex Type is a versatile pipe joint designed for rapid, weld-free connections in ship piping systems. Featuring an EPDM rubber sleeve, this coupling accommodates pipe outer diameters from 74 to 78 mm and handles working pressures up to 10 bar. It is suitable for seawater, air, and inert gas applications, making it an essential component for onboard maintenance and repairs.

The Flex Type design provides enhanced pipe alignment flexibility and vibration absorption, reducing stress on the piping system. The coupling consists of a housing (available in stainless steel SUS 316 or SUS 304), an EPDM sleeve, bolts, nuts, and washers. Its simple installation saves time and labor, ideal for emergency repairs or system modifications.

Key Features

Technical Specifications

SpecificationDetail
TypeStraub-Flex Type
Rubber Sleeve MaterialEPDM (Ethylene Propylene Diene Rubber)
Suitable MediumSeawater, Air, Inert Gas, etc.
Nominal Size65
Pipe Outside Diameter Range74 - 78 mm
Working Pressure10 bar (approx. 16 kgf/cm²)
UnitPer Piece

Frequently Asked Questions

What is the working pressure of this coupling?

The working pressure is 10 bar, which is approximately 16 kgf/cm².

What pipe materials can be used with this coupling?

This coupling is designed for metal pipes (e.g., steel, stainless steel) with an outside diameter between 74 and 78 mm. It is not recommended for plastic pipes unless specified.

Is the housing made of stainless steel?

Yes, the housing is available in stainless steel SUS 316 or SUS 304. Please specify your preference when ordering.

Can this coupling be used for seawater systems?

Yes, the EPDM sleeve is resistant to seawater, making it suitable for marine applications including ballast, cooling, and firefighting systems.

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