Dixon Bolted shouldered coupling, 12" (300mm)
Available
This Dixon bolted shouldered coupling joins shouldered end pipe, the system used in mining and construction pipelines. The housing is SG iron to AS 1831 400-250-12 with a nitrile (Buna) gasket and zinc plated finish, and it is clamped on the shoulders by bolts. It comes in ten sizes, from 50 NB (2") to 600 NB (24").
Housing segments per coupling rise from two to four on the larger sizes, and the nuts and bolts are metric grade 8.8 up to 300 NB and grade 4.6 from 350 NB. The working pressure is as tested to AWWA C606 requirements, with a safety factor of 3:1.
Where this product is used
- Joining shouldered end pipe in mining and construction
- Water pipelines built from shouldered end pipe in mining and construction
Features
- Housing: SG iron to AS 1831 400-250-12, finish zinc plated
- Gasket: nitrile Buna
- Nuts and bolts: metric grade 8.8 for 50 to 300 NB, grade 4.6 for 350 to 600 NB
- Housing segments per coupling: 2 (50 to 300 NB), 3 (350 and 400 NB), 4 (450 and 600 NB)
- Working pressure as tested to AWWA C606 requirements, safety factor 3:1
Key specifications
| Specification | Detail |
|---|---|
| Brand | Dixon |
| Housing | SG iron to AS 1831 400-250-12 |
| Finish | Zinc plated |
| Gasket | Nitrile Buna |
| Nuts and bolts | Metric grade 8.8 (50 to 300 NB), metric grade 4.6 (350 to 600 NB) |
| Pressure basis | As tested to AWWA C606 requirements, safety factor 3:1 |
| Air | Couplings are not recommended for use with air |
Choosing the right option
Working pressure is shown only where Dixon's documents agree.
Related Dixon shouldered products: Dixon Seal For Shouldered Coupling Buna-N, Dixon Shouldered Weld Ring - Mild Steel and Dixon Shouldered Weld Ring Split Type - Mild Steel.
| Option | Part number | SKU |
|---|---|---|
| 50 | 08/048/20/000 | A0067570 |
| 80 | 08/048/20/002 | A0067571 |
| 100 | 08/048/20/003 | A0067572 |
| 150 | 08/048/20/005 | A0067573 |
| 250 | 08/048/20/007 | A0067575 |
| 300 | 08/048/20/008 | A0067576 |
| 350 | 08/048/20/020 | A0067577 |
| 400 | 08/048/20/021 | A0067578 |
| 450 | 08/048/20/022 | A0067579 |
| 600 | 08/048/20/024 | A0067581 |
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Dixon Shouldered Bolted Coupling - Iron: 300
SKU: A0067576 | Model: 08/048/20/008
Dixon 08/048/20/008: Bolted shouldered coupling, 12" (300mm).