Key Features
- Quick installation – no welding or pipe preparation required
- Flex-type design compensates for misalignment and absorbs vibration
- NBR rubber sleeve resists oil, organic gases, and marine conditions
- Stainless steel housing (SUS 316 or SUS 304) for corrosion resistance
- Working pressure up to 8 bar (16 kgf/cm²)
- Accommodates pipe OD 211-221 mm (nominal size 200 mm)
Technical Specifications
| Type | Straub-Flex |
| Nominal Size | 200 mm |
| Pipe OD Range | 211 - 221 mm |
| Working Pressure | 8 bar |
| Rubber Sleeve Material | NBR (Acrylonitrile-butadiene Rubber) |
| Suitable Media | Oil, Organic Gas |
| Housing Material | Stainless Steel (SUS 316 / SUS 304) |
| Unit | Per Piece |
| IMPA Code | 614166 |
Frequently Asked Questions
What is a Straub-Flex coupling?
It is a mechanical pipe coupling that allows quick connection of pipes without welding. The Flex type provides extra flexibility for misalignment and vibration dampening.
What media is this coupling suitable for?
The NBR rubber sleeve is resistant to oil and organic gases, making it ideal for fuel, lubrication, and hydraulic systems in marine applications.
What is the working pressure?
This coupling is rated for a working pressure of 8 bar (approximately 16 kgf/cm²).
What pipe outer diameter does it fit?
This size fits pipes with an outer diameter between 211 mm and 221 mm.
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