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ZK-D

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ZK-D

TECHNICAL DESCRIPTION

ZK-D swing check valves are automatic check valves. They automatically prevent the reverse flow of the medium. The medium can flow in one direction only. These swing check valves are designed and manufactured to ensure maximum service life and reliability. They are suitable for liquids, gases and steam.

MATERIAL SPECIFICATION

Dual plate 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
API 6D, ASME/ANSI B16.34, EN 12 516-1

Building lengths
EN 558-1, EN 558-2, EN 12 982, ASME/ANSI B16.10

Flange dimension
EN 1092-1, EN 1759-1, ASME/ANSI B16.5, ASME/ANSI B16.47 A

Testing
EN 12 266-1, API 598

Pressure-temperature rating
ASME/ANSI B16.34, EN 12 516-1

Dimension of welding-on ends
EN 12 627, ASME/ANSI B16.25

Certificates

  • Certificate EAC
  • European certificate CE