AS/NZS 4257.9:1995 Plastic roof and wall cladding materials - Methods of test - Determination of transverse bending stiffness
- AS/NZS 4257.9:1995
- Valid from
- Information provider
- Standards New Zealand
- Standards Australia, Standards New Zealand
- Information type
- New Zealand Standard
This Standard sets out a method for measuring the transverse bending stiffness of plastic roof and wall cladding materials.
The transverse bending stiffness (El) of plastic planks is determined by obtaining the load-deflection curve for the planks.