AVK Donkin Softseal Gate Valve
Ductile Iron, Flanged ASA150

Ayman Hassan
Business Development Manager (Gas) Egypt
Ductile iron ASA150 flanged gas gate valve designed for pressure of 10 bar MOP, temperature -10 ºC to + 60 ºC. Kitemarked to GIS/V7-1 - limited to 7 bar max working pressure.
The Series 555/401 Softseal Valve is a double-faced, resilient seat, internal screw, clear bore wedge gate valve. It is designed primarily for the isolation of natural gas and manufactured gas. Kitemarked to GIS/V7-1
Variant 555/401-001 | |
---|---|
Connection: | Flanged |
Material: | Ductile Iron |
DN: | DN50 - DN300 |
PN: | PN 10 |
Closing direction: | Clockwise to Close |
Features
- Full double block and bleed facility with pressure relieving plug.
- Kitemarked to GIS/V7-1
- Soft seal positive shut off, metal to metal secondary seal.
- Maintenance free.
- Self supporting “flange feet” for ease of installation and stockholding.
- Fasteners fully encapsulated and sealed with hot melt.
- Profiled ‘O’ ring body/bonnet joint.
- Suitable for under pressure drilling and tapping operations.
- Suitable for end of line service.
- Integral lifting lugs on valves 20kg+.
- Flanged ASA150.
- Twin pack black epoxy coating minimum 75 microns.
- Embodied carbon data available upon request.
- Stem seal replaceable under pressure.
- Optional 25mm stem cap and handwheel
Downloads
Datasheets
Certificate(s)
Installation, Operation & Maintenance
Product Brochure
Guidelines
Reference nos. and dimensions:
Ref. no. | DN mm |
BR DN |
H3 mm |
HF mm |
L mm |
W mm |
Turns to open |
Theoretical weight/kg |
---|---|---|---|---|---|---|---|---|
555-050-14-04130041 | 50 | 0.5 | 329 | 262 | 178 | 152 | 9 | 12 |
555-080-14-04130041 | 80 | 0.5 | 409 | 319 | 203 | 190 | 12.5 | 21 |
555-100-14-04130041 | 100 | 0.5 | 449 | 341 | 229 | 229 | 15.5 | 26 |
555-150-14-04130041 | 150 | 0.75 | 564 | 431 | 267 | 279 | 14.5 | 45 |
555-200-14-04130041 | 200 | 0.75 | 680 | 518 | 292 | 343 | 20 | 69 |
555-250-14-04130041 | 250 | 0.75 | 880 | 683 | 330 | 442 | 24 | 127 |
555-300-14-04130041 | 300 | 0.75 | 996 | 766 | 356 | 483 | 28 | 165 |
Enquiry
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Components
1. | Body-bonnet seal | NBR |
2. | Body | Ductile iron |
3. | Wedge | Cast iron |
4. | Gland | Ductile iron |
5. | Screw | Carbon steel |
6. | Cap | Cast iron |
7. | Seal | NBR |
8. | Bush | PA |
9. | Thrust collar | Brass |
10. | Set screw | Carbon steel |
11. | Spindle | Stainless steel 420 |
12. | Seal | NBR |
13. | Wiper ring | NBR |
14. | Seal | NBR |
15. | Seal | NBR |
16. | Bonnet | Ductile iron GJS-500-7 |
17. | Pressure release plug | Carbon steel |
Test/Approvals
-
Tested according to EN12266-1. Seat: 1.1 x PN (in Bar), Body: 1.5 x PN (in Bar)
- Approved according to KITE MARK GIS/V7-1
- CE marked according to Pressure Equipment Directive
- Made in Great Britain
- UKCA marked according to Pressure Equipment Directive
Standards
- Designed according to GIS/V7 Part 1
- Face to face according to EN 558 Table 2 Basic Series 3
- Flange drilling to ANSI B 16.42, class 150



