AS 1528.4:2019 PDF
This Standard specifies requirements for welded-type and expanded-type clamp tube fittings, comprising clamps, clamp liners (ferrules), end caps and gaskets in tube couplings for effecting joins in pipelines in food processing and hygienic applications. Requirements for materials, dimensions, and surface finish are specified.
Clamp liners in tube couplings for food processing and hygienic applications are intended to be used with stainless steel tubes in accordance with AS 1528.1 and fittings in accordance with AS 1528.2 and AS 1528.3.