AZ Technology-Links 2026-07-09T13:08:45+00:0012. June 2023| AZ Valves Engineering AZ Plug Valve: The Cavity Free Design Principle Sealing Systems Valve Adjustment – quick and easy Low-Emission Plug Valves PT-Diagrams Casting Materials Forged and Bar-Stock Materials Lining Materials Sleeve Materials Plug Types: Two-Way and Multi-Port Operation and Automation ×Contact Form The fields marked with an asterisk* are mandatory fields I accept the privacy policy of AZ Armaturen GmbH Please enter numbers and letters: ×