IMPA: 614182

Marine Straub Clamp Open-Flex Type NBR 80mm (Pipe OD 87-93mm)

This Marine Straub Clamp Open-Flex Type NBR 80mm is designed for emergency repair of steel pipes with pinholes, perforations, or cracks. Its open design allows quick installation without pipe dismantling or welding, saving valuable time during critical operations. Suitable for water, gas, oil, and steam pipelines, it provides a reliable seal under pressure.

Constructed with a stainless steel SUS316 body (SUS304 available on request) and an NBR rubber sleeve, this clamp is compatible with oil and organic gas media. The nominal size 80mm fits pipe outside diameters from 87 to 93 mm, with a working pressure of 10 bar (max 16 kgf/cm²). The assembly includes the housing, rubber sleeve, bolts, nuts, and gaskets for a secure fit.

Key Features

Technical Specifications

SpecificationValue
TypeStraub Open-Flex Clamp
Body MaterialStainless Steel SUS316
Rubber Sleeve MaterialNBR (Acrylonitrile-butadiene Rubber)
Suitable MediumOil, Organic Gas
Nominal Size80 mm
Pipe Outside Diameter Range87 - 93 mm
Working Pressure10 bar
Max. Working Pressure16 kgf/cm²
UnitPer Pc.

Frequently Asked Questions

What is the working pressure of this clamp?

The working pressure is 10 bar, with a maximum working pressure of 16 kgf/cm².

Can this clamp be used for oil pipelines?

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

Does this clamp require welding to install?

No, the open-flex design allows installation without welding or pipe dismantling.

What pipe sizes does this clamp fit?

It fits pipe outside diameters from 87 mm to 93 mm, nominal size 80 mm.

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