IMPA: 614168

Marine Straub Pipe Coupling Flex Type NBR 300mm (Pipe OD 314-324mm)

The Marine Straub Pipe Coupling Flex Type is a practical pipe connection clamp designed for quick and easy installation without the need for pipe fittings or welding. The Flex type design provides additional pipe alignment flexibility and vibration absorption, making it ideal for marine piping systems.

This coupling features a robust housing, an NBR (acrylonitrile-butadiene rubber) sleeve suitable for oil and organic gas media, and includes bolts, nuts, and washers. With a nominal size of 300mm and a pipe outside diameter range of 314-324mm, it operates at a working pressure of 7 bar. Widely used for rapid repair, connection, and vibration damping in ship piping systems.

Key Features

Technical Specifications

SpecificationDetails
TypeStraub-Flex Type
Rubber Sleeve MaterialNBR (Acrylonitrile-butadiene Rubber)
Suitable MediumOil, Organic Gas
Nominal Size300 mm
Pipe Outside Diameter Range314 – 324 mm
Working Pressure7 bar
Housing MaterialSUS 316 or SUS 304 Stainless Steel
UnitPer Piece

Frequently Asked Questions

What is the working pressure of this coupling?

The working pressure is 7 bar, which is approximately 16 kgf/cm².

What pipe sizes does this coupling fit?

It is designed for nominal 300mm pipes with an outside diameter range of 314-324mm.

Is the rubber sleeve oil resistant?

Yes, the NBR sleeve is suitable for oil and organic gas media.

Do I need welding to install this coupling?

No, the Straub-Flex coupling is designed for quick installation without welding or pipe fittings.

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