Technical description
WA-001 check valves are automatic check valves. They automatically prevent the reverse flow of the medium. The medium can flow in one direction only. These check valves are designed and manufactured to ensure maximum service life and reliability. They are mainly suitable for chemicals and petrochemicals, liquids, gases and steam.
MATERIAL SPECIFICATION
Wafer disc check valves are made from carbon and stainless steel. The material type can be adjusted according to the customer´s request to optimally suit the operating conditions.
BASIC STANDARDS FOR DESIGN
Basic design
EN 12 516-1, EN 12 516-2
Building lengths
EN 558-1, EN 558-2
Sealing surface execution:
EN 1092-1, EN 1759-1
Testing
EN 12 266-1
Pressure-temperature rating
EN 12 516-1
Range DN (NPS ): 15 – 300 (1/2″- 12″)
Range PN (CLASS): 10 – 400 (150 – 1500)
Operating temperature range: -50°C ÷ +400°C
Connection into piping:
WAFER
Control:
Automatically
