ISO/FDIS 20344

Personal protective equipment -- Test methods for footwear

Équipement de protection individuelle -- Méthodes d'essai pour les chaussures

General Information

• Status: Published
• ICS: 13.340.50 - Leg and foot protection
• Technical Committee: ISO/TC 94/SC 3 - Foot protection
• Drafting Committee: ISO/TC 94/SC 3/WG 1 - PPE footwear – Test methods
• Current Stage: 5020 - FDIS ballot initiated: 2 months. Proof sent to secretariat
• Start Date: 15-Jul-2021
• Completion Date: 15-Jul-2021

RELATIONS

• Revised: ISO 20344:2011 - Personal protective equipment -- Test methods for footwear
• Effective Date: 04-Feb-2017

Standards Content (sample)

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 20344
ISO/TC 94/SC 3
Personal protective equipment — Test
Secretariat: BSI
methods for footwear
Voting begins on:
2021­07-15
Équipement de protection individuelle — Méthodes d'essai pour les
chaussures
Voting terminates on:
2021­09-09
ISO/CEN PARALLEL PROCESSING
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/FDIS 20344:2021(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN­
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. ISO 2021
---------------------- Page: 1 ----------------------
ISO/FDIS 20344:2021(E)
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© ISO 2021

All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may

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on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address

below or ISO’s member body in the country of the requester.
ISO copyright office
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Published in Switzerland
ii © ISO 2021 – All rights reserved
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ISO/FDIS 20344:2021(E)
Contents Page

Foreword ....................................................................................................................................................................................................................................viii

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ...................................................................................................................................................................................... 1

3 Terms and definitions ..................................................................................................................................................................................... 2

4 General testing parameters....................................................................................................................................................................... 2

4.1 Sampling ....................................................................................................................................................................................................... 2

4.2 Conditioning before and during the test ........................................................................................................................... 3

4.3 Prerequisites on the testing procedure ............................................................................................................................. 3

4.4 Test report ................................................................................................................................................................................................... 3

5 Test methods for whole footwear ....................................................................................................................................................... 6

5.1 Specific ergonomic features ....................................................................................................................................................... 6

5.1.1 Sampling and conditioning ..................................................................................................................................... 6

5.1.2 Test method .......................................................................................................................................................................... 6

5.1.3 Test report ............................................................................................................................................................................. 7

5.2 Determination of upper/outsole and sole interlayer bond strength ....................................................... 7

5.2.1 Principle .................................................................................................................................................................................. 7

5.2.2 Test equipment .................................................................................................................................................................. 8

5.2.3 Sampling and conditioning ..................................................................................................................................... 8

5.2.4 Test method .......................................................................................................................................................................... 8

5.2.5 Test report ..........................................................................................................................................................................12

5.3 Determination of dimensions of toecap .........................................................................................................................12

5.3.1 Sampling and conditioning ..................................................................................................................................12

5.3.2 Test method .......................................................................................................................................................................12

5.3.3 Test report ..........................................................................................................................................................................12

5.4 Determination of impact resistance ..................................................................................................................................12

5.4.1 Test equipment ...............................................................................................................................................................12

5.4.2 Sampling and conditioning ..................................................................................................................................16

5.4.3 Test methods ....................................................................................................................................................................16

5.4.4 Test report ..........................................................................................................................................................................18

5.5 Determination of compression resistance ...................................................................................................................18

5.5.1 Test equipment ...............................................................................................................................................................18

5.5.2 Sampling and conditioning ..................................................................................................................................18

5.5.3 Test method .......................................................................................................................................................................18

5.5.4 Test report ..........................................................................................................................................................................19

5.6 Behaviour of toecaps (thermal and chemical) ..........................................................................................................20

5.6.1 Sampling and conditioning ..................................................................................................................................20

5.6.2 Behaviour of toecaps (thermal and chemical) ....................................................................................20

5.7 Determination of leak proofness ..........................................................................................................................................21

5.7.1 Test equipment ...............................................................................................................................................................21

5.7.2 Sampling and conditioning ..................................................................................................................................21

5.7.3 Test method .......................................................................................................................................................................21

5.7.4 Test report ..........................................................................................................................................................................21

5.8 Dimensions of perforation resistant inserts ...............................................................................................................21

5.8.1 Sampling and conditioning ..................................................................................................................................21

5.8.2 Test method .......................................................................................................................................................................21

5.8.3 Test report ..........................................................................................................................................................................22

5.9 Determination of the perforation resistance of footwear with a metallic

perforation resistant insert .......................................................................................................................................................22

5.9.1 Test equipment ...............................................................................................................................................................22

5.9.2 Sampling and conditioning ..................................................................................................................................23

5.9.3 Test method .......................................................................................................................................................................23

5.9.4 Test report ..........................................................................................................................................................................24

© ISO 2021 – All rights reserved iii
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ISO/FDIS 20344:2021(E)
5.10 Determination of the perforation resistance of footwear with a non­metallic

perforation resistant insert .......................................................................................................................................................24

5.10.1 General...................................................................................................................................................................................24

5.10.2 Test equipment ...............................................................................................................................................................24

5.10.3 Sampling and conditioning ..................................................................................................................................24

5.10.4 Test method .......................................................................................................................................................................24

5.10.5 Test report ..........................................................................................................................................................................26

5.11 Behaviour of perforation resistant inserts (thermal and chemical) ......................................................27

5.11.1 Sampling and conditioning ..................................................................................................................................27

5.11.2 Behaviour of perforation resistant inserts (thermal and chemical) ................................28

5.11.3 Test report ..........................................................................................................................................................................28

5.12 Determination of the flex resistance of perforation-resistant inserts .................................................28

5.12.1 Sampling and conditioning ..................................................................................................................................28

5.12.2 Test method .......................................................................................................................................................................28

5.12.3 Test report ..........................................................................................................................................................................28

5.13 Determination of electrical resistance ............................................................................................................................29

5.13.1 Principle ...............................................................................................................................................................................29

5.13.2 Test equipment ...............................................................................................................................................................29

5.13.3 Sampling and conditioning ..................................................................................................................................29

5.13.4 Test method .......................................................................................................................................................................30

5.13.5 Test report ..........................................................................................................................................................................30

5.14 Determination of footwear slip resistance ..................................................................................................................30

5.14.1 Sampling and conditioning ..................................................................................................................................30

5.14.2 Test method .......................................................................................................................................................................30

5.14.3 Test report ..........................................................................................................................................................................31

5.15 Determination of insulation against heat .....................................................................................................................31

5.15.1 Test equipment ...............................................................................................................................................................31

5.15.2 Sampling and conditioning ..................................................................................................................................32

5.15.3 Test method .......................................................................................................................................................................32

5.15.4 Test report ..........................................................................................................................................................................32

5.16 Determination of insulation against cold ......................................................................................................................33

5.16.1 Test equipment ...............................................................................................................................................................33

5.16.2 Sampling and conditioning ..................................................................................................................................33

5.16.3 Test method .......................................................................................................................................................................34

5.16.4 Test report ..........................................................................................................................................................................35

5.17 Determination of energy absorption of the seat region ...................................................................................35

5.17.1 Test equipment ...............................................................................................................................................................35

5.17.2 Sampling and conditioning ..................................................................................................................................37

5.17.3 Test method .......................................................................................................................................................................37

5.17.4 Test report ..........................................................................................................................................................................37

5.18 Determination of resistance to water for whole footwear: trough test ..............................................37

5.18.1 Principle ...............................................................................................................................................................................37

5.18.2 Test equipment ...............................................................................................................................................................37

5.18.3 Sampling and conditioning ..................................................................................................................................38

5.18.4 Test method .......................................................................................................................................................................38

5.18.5 Test report ..........................................................................................................................................................................38

5.19 Determination of resistance to water for whole footwear: dynamic test..........................................39

5.19.1 Principle ...............................................................................................................................................................................39

5.19.2 Test equipment ...............................................................................................................................................................39

5.19.3 Sampling and conditioning ..................................................................................................................................39

5.19.4 Test method .......................................................................................................................................................................39

5.19.5 Test report ..........................................................................................................................................................................41

5.20 Determination of impact resistance of a metatarsal protection ...............................................................41

5.20.1 Test equipment ...............................................................................................................................................................41

5.20.2 Sampling and conditioning ..................................................................................................................................43

5.20.3 Test method .......................................................................................................................................................................44

5.20.4 Test report ..........................................................................................................................................................................45

5.21 Determination of the dimension of the ankle protection ................................................................................45

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ISO/FDIS 20344:2021(E)

5.21.1 Sampling and conditioning ..................................................................................................................................45

5.21.2 Test method .......................................................................................................................................................................45

5.21.3 Test report ..........................................................................................................................................................................46

5.22 Determination of the shock absorption capacity of ankle protection materials

incorporated into the upper .....................................................................................................................................................46

5.22.1 Principle ...............................................................................................................................................................................46

5.22.2 Test equipment ...............................................................................................................................................................47

5.22.3 Sampling and conditioning ..................................................................................................................................48

5.22.4 Test method .......................................................................................................................................................................48

5.22.5 Test report ..........................................................................................................................................................................48

5.23 Determination of cutting resistance ..................................................................................................................................49

5.23.1 Sampling and conditioning ..................................................................................................................................49

5.23.2 Dimension of the cut resistant protective area ...................................................................................49

5.23.3 Test method .......................................................................................................................................................................49

5.23.4 Test report ..........................................................................................................................................................................50

5.24 Scuff caps ..................................................................................................................................................................................................50

5.24.1 Sampling and conditioning ..................................................................................................................................50

5.24.2 Test method for the abrasion resistance of the scuff caps ........................................................50

5.24.3 Test report ..........................................................................................................................................................................50

5.25 Determination of seam strength ...........................................................................................................................................50

5.25.1 Sampling and conditioning ..................................................................................................................................50

5.25.2 Test method .......................................................................................................................................................................51

5.25.3 Test report ..........................................................................................................................................................................51

6 Test methods for upper, lining and tongue ............................................................................................................................51

6.1 Determination of thickness of upper ................................................................................................................................51

6.1.1 Sampling and conditioning ..................................................................................................................................51

6.1.2 Test method .......................................................................................................................................................................51

6.1.3 Test report ..........................................................................................................................................................................51

6.2 Measurement of the height of the upper .......................................................................................................................51

6.2.1 Sampling and conditioning ..................................................................................................................................51

6.2.2 Test method for the complete upper ...........................................................................................................51

6.2.3 Test method for the determination of the area for non­water vapour

permeable materials ..................................................................................................................................................52

6.3 Determination of tear strength of the upper, lining and/or tongue .......................................................54

6.3.1 Sampling and conditioning ..................................................................................................................................54

6.3.2 Test method .......................................................................................................................................................................54

6.3.3 Test report ..........................................................................................................................................................................55

6.4 Determination of the tensile properties of the upper material .................................................................55

6.4.1 Sampling and conditioning ..................................................................................................................................55

6.4.2 Test method .......................................................................................................................................................................55

6.4.3 Test report ..........................................................................................................................................................................56

6.5 Determination of upper flexing resistance ..................................................................................................................56

6.5.1 Sampling and conditioning ..................................................................................................................................56

6.5.2 Test method .......................................................................................................................................................................56

6.5.3 Test report ..........................................................................................................................................................................59

6.6 Determination of water vapour permeability (WVP) ........................................................................................59

6.6.1 Principle ...............................................................................................................................................................................59

6.6.2 Sampling and conditioning ..................................................................................................................................59

6.6.3 Pre­treatment test method ..................................................................................................................................59

6.6.4 WVP measurement .....................................................................................................................................................59

6.6.5 Test report ........................................................
...