IMPA: 614177

Marine Straub Open-Flex Clamp – EPDM Sleeve, 250mm (Pipe OD 263-273mm)

The Marine Straub Open-Flex Type Clamp is designed for emergency repair of steel pipes with pinholes, cracks, or ruptures. This clamp allows quick installation without cutting or welding the pipe—its open design means it can be fitted without dismantling the pipeline. Suitable for water, air, oil, and steam lines, it handles working pressures up to 7 bar (16 kgf/cm² max).

Constructed from stainless steel SUS316 (SUS304 also available on request) with an EPDM rubber sleeve, this clamp is ideal for seawater, air, and inert gas applications. The nominal size 250 fits pipe outside diameters from 263 to 273 mm. The housing, rubber sleeve, bolts, and gasket work together to provide a reliable, leak-proof seal. Perfect for onboard or shipyard emergency repairs.

Key Features

Technical Specifications

SpecificationDetails
TypeStraub Open-Flex Clamp
Body MaterialStainless Steel SUS316
Rubber Sleeve MaterialEPDM
Suitable MediaSeawater, Air, Inert Gas, etc.
Nominal Size250
Pipe Outside Diameter Range263-273 mm
Working Pressure7 bar
Max Working Pressure16 kgf/cm²
UnitPer Piece
IMPA Code614177

Frequently Asked Questions

What pipe sizes does this clamp fit?

This clamp is nominal size 250 and fits pipes with an outside diameter range of 263 to 273 mm.

Can this clamp be used for seawater lines?

Yes, the EPDM rubber sleeve and stainless steel SUS316 body make it suitable for seawater, air, and inert gas applications.

Is welding required for installation?

No, the Open-Flex design allows installation without welding or dismantling the pipe. Simply place the clamp over the damaged area and tighten.

What is the maximum working pressure?

The working pressure is 7 bar, with a maximum working pressure of 16 kgf/cm².

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