This method sets out a procedure for determining the pipe stiffness of plastics pipes with structured walls.
AS/NZS 1462.22:1997 Referenced Document
AS/NZS 1462.21 Methods of test for plastics pipes and fittings - Method for determination of bond strength
AS/NZS 1462.22:1997 history
2023AS/NZS 1462.22:2023 Methods of test for plastics pipes and fittings, Method 22: Thermoplastics pipes — Determination of ring stiffness (ISO 9969:2016, IDT)
1997AS/NZS 1462.22:1997 Methods of test for plastics pipes and fittings - Method for the determination of pipe stiffness