ASME/API Pilot Operated Safety Valves (Full nozzle - Steam
Design).
Features / Benefits
- 86 Series are designed according ASME BPVC Section VIII
division 1 and comply with API STD 520 / STD 526 (spring
loaded tables). These full nozzle Pilot Operated Safety Valves are
very high performance valves on medium and high pressure steam
applications. They are supplied with a pop pilot, non-flowing. They
are often a solution to replace Spring Loaded Safety Valves to
solve chattering issues.
Design
- ASME BPVC Section VIII Division 1
- API STD 520 / API STD 526 (tables 2 to 15 dimensions) /
API STD 527
- ISO 4126
- ASME B16.34
- ASME B16.5 or EN1759-1 or EN1092-1 Flange Drillings
- Pilot Operated (Pop Action)
- Full Nozzle
- Metal Seat
- Sizes : 1" to 12"
- Set Pressure range : up to 180 barg
- Temperature range : up to +550°C
- Materials : Carbon, Alloy, Stainless and Super Alloy
Steels
Optional Features
- Pilot Vented to Body Bowl / Outlet Flange
- Remote Unloader
- Pilot Supply Filter
- Heat Exchanger
- Back Flow Preventer
- Manual Blowdown
- Field Test Connection
- Dual Filter
- Dual Pilot
- Pressure Differential Switch
- Forged Body
- Test Gag
Approvals
- CE marking PED 97/23/EC
- CE marking ATEX 94/4/EC
- ISO 9001
- ISO 14001
- SELO
- Rostechnadzor
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