AVK Fabricated Coupling PN25
For all ferrous, GRP* and PVC pipe.
Jim Marsden
National Sales Manager Mechanical & Fabricated Fittings Water
AVK fabricated coupling, Series 258, for all ferrous pipes, CI,CI AB, CI CD, GRP, PVC and stainless steel pipe/welded tube for use with water and neutral liquids (sewage). Maximum Working Pressure: Standard 16 bar - 0.8bar negative pressure. Up to 25 bar on request. Temperature Range: -10°C to +70°C. Insulation essential for temperatures of 0°C and below.
The Series 258 is a fabricated coupling for all ferrous, GRP* and PVC pipes, suitable for use with water and neutral liquids (sewage) up to 25 Bar
| Variant 258/30-021 | |
|---|---|
| Connection: | Mechanical Joints |
| Material: | Ductile Iron |
| PN: | PN 25 |
Features
- Manufactured to suit nominal pipe OD, with a sealing range of: nominal diameter +2mm to - 5mm
- Sheraplex coated fasteners
- Corrosion resistant construction
- Fusion bonded epoxy coating
- Short lead times
- EPDM seals
- Maximum Working Pressure: 25 Bar
- Temperature Range: -10°C to +70°C Insulation essential for temperatures of 0°C and below
- Embodied carbon data available upon request
- Options:
- Can be manufactured to suit a specific pipe OD between DN269-600mm.
- Sizes up to DN1200mm available upon request.
- Alternative fasteners available: Zinc Plated - passivated and stainless steel A2/A4
- For 16 Bar Versions see 258/30-001 to 258/30-020 datasheets
- Note:
- *Suitable only for cc-GRP (Centrifugally cast-glass reinforced polyester) and turned end pipes
- This fitting is not designed for end load resistant applications
Downloads
Datasheet
Certificate(s)
Installation, Operation & Maintenance
Price list
Components
| 1. | Gland ring | Steel Fe 430B |
| 2. | Bolts | Steel gr. 8.8, Sheraplex coated |
| 3. | Seals | EPDM |
| 4. | Body | Steel Fe 430B |
| 5. | Washer | Zinc plated steel |
| 6. | Nuts | Grade 8 steeSteel gr. 8, Sheraplex coated |
Test/Approvals
- Hydraulic test according to 1.5 x PN
- Materials approved according to WRAS
