316 Stainless Steel Sewer OB's

Derwent Industries 316 Stainless Steel Sewer OB’s are Australian manufactured. Sewer OB’s are a permanent sewer branch connection and can also be used for repairs on Non-Pressure Sewer pipelines. Manufactured in accordance with AS4181and the new WSAA specifications.

Technical Data Sewer OB:

 

Size Range:                               DN100 – DN 450
 

Offtake Sizes:                           DN 100 / 150 / 225 
                                                   (Offtake size is dependent on host pipe)

 

Temperature Range:                -10°C to 60°C
 

Max. Operating Pressure:       100 kPa
 

Quality Assurance:                  ISO9001:2015
 

Certificate Number:                QEC2004
 

WSAA Certification:                 PA 1917              

Please refer to your local water authority for schedule of approved products.

 

Features:

 

  • 316 Stainless Steel for Superior Corrosion Protection
     

  • Bolts and Nuts coated with molybond to prevent galling.
     

  • Sewer OB's provide a simple and permanent connection whilst supporting the integrity of the main.
     

  • Nitrile Gasket providing a full circle seal.
     

  • Sewer OB's are fully passivated.
     

  • Junctions available in 45° and 90°
     

  • uPVC coupling attached to offtake to allow for ease of connection to PVC property drain.
     

  • All bolts are supplied with plastic thread protectors.
     

Applications::

 

The Derwent Industries Sewer OB's are ideal for new service connections on existing or new sewer mains. The Sewer OB's can also be used for repair and reconnecting a damaged branch. Sizes are available for new and older styles of sewer mains.

 

Please refer to installation instructions provided for all installations.
 

 

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