Knowledge Gateway
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Unlock your learning potential with industry insights and standards that matter. Share your email to begin.
Status : Active
Standard Type : Main
Document No : ISO 4643 : 1992
Document Year : 1992
Pages : 13
Edition : 2
Section Volume : Foot protection (ISO/TC 94/SC 3.)
Specifies requirements, physical properties and marking. Gives the measurement of thickness (Annex A), the determination of the resistance to flexing of the upper material (Annex B), the flexing test of soling material (Annex C) and boot heights (Annex D).