SN EN ISO 20345 : 2012

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Basic requirements for safety footwear
   5.1 General
   5.2 Design
       5.2.1 Height of upper
       5.2.2 Seat region
   5.3 Whole footwear
       5.3.1 Sole performance
       5.3.2 Toe protection
       5.3.3 Leakproofness
       5.3.4 Specific ergonomic features
   5.4 Upper
       5.4.1 General
       5.4.2 Thickness
       5.4.3 Tear strength
       5.4.4 Tensile properties
       5.4.5 Flexing resistance
       5.4.6 Water vapour permeability and coefficient
       5.4.7 pH value
       5.4.8 Hydrolsis
       5.4.9 Chromium VI content
   5.5 Lining
       5.5.1 Tear strength
       5.5.2 Abrasion resistance
       5.5.3 Water vapour permeability and coefficient
       5.5.4 pH value
       5.5.5 Chromium VI content
   5.6 Tongue
       5.6.1 Tear strength
       5.6.2 pH value
       5.6.3 Chromium VI content
   5.7 Insole and insock
       5.7.1 Thickness
       5.7.2 pH value
       5.7.3 Water absorption and desorption
       5.7.4 Abrasion resistance
       5.7.5 Chromium VI content
   5.8 Outsole
       5.8.1 Thickness of non-cleated outsoles
       5.8.2 Tear strength
       5.8.3 Abrasion resistance
       5.8.4 Flexing resistance
       5.8.5 Hydrolysis
       5.8.6 Interlayer bond strength
       5.8.7 Resistance to fuel oil
6 Additional requirements for safety footwear
   6.1 General
   6.2 Whole footwear
       6.2.1 Penetration resistance
       6.2.2 Electrical properties
       6.2.3 Resistance to inimical environments
       6.2.4 Energy absorption of seat region
       6.2.5 Water resistance
       6.2.6 Metatarsal protection
       6.2.7 Ankle protection
   6.3 Upper
       6.3.1 Water penetration and water absorption
       6.3.2 Construction
       6.3.3 Cut resistance
   6.4 Outsole
       6.4.1 Cleated area
       6.4.2 Thickness of cleated outsoles
       6.4.3 Cleat height
       6.4.4 Resistance to hot contact
7 Marking
8 Information to be supplied
   8.1 General
   8.2 Electrical properties
       8.2.1 Conductive footwear
       8.2.2 Antistatic footwear
       8.2.3 Electrically insulating footwear
   8.3 Insocks
Annex ZA (informative) Clauses of this European Standard
                       addressing essential requirements or
                       other provisions of EU Directives
Annex ZB (normative) Corresponding International and
                       European Standards for which
                       equivalents are not given in the text
Bibliography

ISO 20345:2011 specifies basic and additional (optional) requirements for safety footwear used for general purpose.