Donkin Reduced Bore Ball Valves
PE Spigot One End and Screwed One End
Andy Hatton
National Sales Manager – Gas
PE Ended & Screwed Ball Valve to GIS/V4 SG Iron Maximum Working Pressure: 4 Bar (60psig) with PE 80 Tails. Temperature range: -10°C to +40°C
The Series 451, gas service isolation valve, PE spigot one end and screwed one end, is a high quality ball valve for the isolation of gas services to domestic and commercial premises. It is designed to meet the requirements of GIS/V4 and GIS/PL3 Part 1.
| Variant 451/73-001 | |
|---|---|
| Connection: | Internal Thread x PE |
| Material: | Ductile Iron |
| DN: | DN25 - DN63 |
| PN: | PN 4 |
| Closing direction: | Clockwise to Close |
Features
- PE Spigot One End and Screwed One End.
- Maintenance free compact design.
- High integrity, one piece SG iron body.
- Corrosion resistant construction.
- High torque design to preventunauthorised operation.
- 19mm square false cap as standard.
- Kitemark™ approved to GIS/V4 and GIS/PL3 Part 1.
- Seal in false cap skirt to prevent ingress of dirt.
- Where covered by the requirements of the Pressure Equipment Directive these products are produced in full compliance and carry CE marking (dependant up size).
Options
- Available with factory fitted PE tailpieces PE80/PE100 or screwed both ends
- Extra long PE tailpieces.
- Option of 25mm false cap.
- Option of Double Block and Bleed on 2”.
- Option of lever operation
Downloads
Installation, Operation & Maintenance
Price list
Datasheet
Certificate(s)
Guidelines
Reference nos. and dimensions:
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| Ref. no. | D mm |
Dd mm |
H mm |
H3 mm |
L mm |
W mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|
| 451-323-05-7310001 | 43 | 14.5 | 73 | 94.5 | 201 | 43 | 1.3 |
| 451-323-05-7413001 | 0.9 | ||||||
| 451-323-05-7413003 | 1.3 | ||||||
| 451-636-05-7311001 | 71 | 30 | 84 | 119.5 | 291 | 71 | 3.7 |
| 451-636-05-7413001 | 3.0 | ||||||
| 451-636-05-7413003 | 3.7 |
Enquiry
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Components
| 1. | Body | Ductile iron GJS-400-15 |
| 2. | Ball | Stainless steel |
| 3. | Seat | PTFE 15% Graphite |
| 4. | O-ring | NBR rubber |
| 5. | Washer | Stainless steel |
Test/Approvals
- Approved according to Kitemark™ GIS/V4
Standards
- Designed according to GIS/PL3, Designed according to GIS/V4
