International Organization for Standardization (ISO)
Latest
ISO 5423:1992
Scope
Specifies requirements, physical properties and marking. Gives the measurement of thickness (Annex A), the resistance to flexing of the upper material (Annex B), the flexing test of soling material (Annex C), strength test (Annex D), test pieces (Annex E) and boot heights (Annex F).
ISO 5423:1992 history
1992ISO 5423:1992 Moulded plastics footwear; lined or unlined polyurethane boots for general industrial use; specification