The new version of major gas installation standard, AS/NZS 5601.1: 2022, was published 30 September 2022. In this version some of the major changes include: Section 2 has been separated into “Essential safety requirements” and “Performance based design requirements”. Brazing prohibited within 1 m of a joint with non-metallic components. Provision of emergency isolation for multilayer pipe above-..

AS 4629-2005 (AM1/2) has been revised and divided into two parts: AS 4629.1, Automatically operated valves for gas – Part 1 Shut off valves AS 4629.2, Automatically operated valves for gas – Part 2 Vent valves. Other major changes from the 2005 edition are as follows: Partial alignment to international Standards and a first step towards recognition of International Standards; Changes of Classifi..