AS/NZS ISO 3834.4 identically adopts ISO 3834 4:2021 which defines elementary quality requirements for fusion welding of metallic materials, both in workshops and at field installation sites.
AS/NZS ISO 3834.4:2023 history
2023AS/NZS ISO 3834.4:2023 Quality requirements for fusion welding of metallic materials, Part 4: Elementary quality requirements
1970AS/NZS ISO 3834.4:2008 Basic quality requirements for welding quality of metal materials
1970AS/NZS ISO 3834.4:1999 Quality requirements for welding - Fusion welding of metallic materials - Elementary quality requirements