oSIST prEN 16448-3:2012

SLOVENSKI STANDARD
01-september-2012
9DURYDOQDREOHND1HSUHERMQRREODþLORGHO2GSRUQRVWSURWLYERGX]UH]LORPLQ
ERGDORP]DKWHYHLQSUHVNXVQHPHWRGH
Protective Clothing - Body Armour - Part 3: Knife and Spike Resistance, Requirements
and test methods
Schutzkleidung - Körperschutz - Teil 3: Widerstand gegen Messer und Dorne,
Anforderungen und Prüfverfahren
Vêtement de protection - Protection du corps - Partie 3 : Résistance à couteaus et
broches - exigences et méthodes d'essai
Ta slovenski standard je istoveten z: prEN 16448-3
ICS:
13.340.10 Varovalna obleka Protective clothing
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
DRAFT
NORME EUROPÉENNE
EUROPÄISCHE NORM
June 2012
ICS 13.340.10
English Version
Protective Clothing - Body Armour - Part 3: Knife and Spike
Resistance, Requirements and test methods
Vêtement de protection - Protection du corps - Partie 3 : Schutzkleidung - Körperschutz - Teil 3: Widerstand gegen
Résistance à couteaus et broches - exigences et méthodes Messer und Dorne, Anforderungen und Prüfverfahren
d'essai
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 162.

If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland,
Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.

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 supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2012 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 16448-3:2012: E
worldwide for CEN national Members.

Contents Page
Foreword .5
Introduction .6
1 Scope .7
2 Normative references .7
3 Terms and definitions .7
4 Requirements .7
5 Test methodology .7
5.1 Test equipment .7
5.2 Knife/Spike missile .7
5.3 The engineered test knife and spike .8
5.4 Velocity measurement .9
5.5 The Composite Backing Material .9
6 Preparation of test equipment . 10
6.1 Selecting test knife/spike . 10
6.2 The tip sharpness test . 10
6.3 Installing the foam damper into the missile . 11
6.4 Installing the Test Knife/Spike into the Missile . 11
6.5 Preparing the Composite Backing Material . 12
6.6 Calibrating the Composite Backing Material . 12
6.7 Mounting the armour sample . 12
7 Testing . 12
7.1 Protection levels . 12
7.2 Knife resistance testing . 13
7.3 Spike resistance testing (optional) . 14
7.4 Test Procedure for Knife Protection Levels K1 and K2 . 14
7.5 Knife test strikes . 14
7.5.1 General . 14
7.5.2 E1 Test Strike No. 1 . 15
7.5.3 E1 Test Strike No. 2 – 30 . 15
7.5.4 E2 Test Strike No. 31 . 15
7.5.5 E2 Test Strikes No. 32 – 40 . 15
7.6 Test Procedure for Spike Protection Level (Only as an addition to knife protection) . 16
7.7 Spike test strikes . 16
7.7.1 General . 16
7.7.2 Test Strike No. 1 . 16
7.7.3 Test Strike No. 2 – 10 . 16
7.8 Additional Test Strikes at Specific Points of Weakness. 16
7.9 Additional Test Strikes on Female Armour . 16
7.10 Additional 45° Angle Test Strikes . 17
7.11 Method for taking out the knife from the test specimen. 17
7.12 Measurement of Penetration into Composite Backing Material (Knife Test only) . 17
7.13 Measurement of Penetration into Composite Backing Material (Spike Test Only) . 18
Annex A (normative) Knife and Spike drawings and Conversion sheet . 19
A.1 HOSDB P1/B Test Knife . 19
A.2 HOSDB SP/B Test Spike . 19
A.3 Conversion Chart for P1/B Knife Penetration Depths from Cut Length . 20
Annex B (informative) Tip sharpness calibration . 21
B.1 Conversion Chart for Modified Rockwell values to CATRA Force Values . 21
B.2 Operation and Calibration of Mitutoyo ATk F1000 Hardness Tester When Used as a
Sharpness Tester . 21
Annex C (informative) Examples of sources for material . 23
C.1 Packs and Components of the Composite Backing Material . 23
C.2 Component Parts of the Composite Backing Material . 23
C.3 Damping Disc Material . 24
C.4 HOSDB Engineered Knife (P1B) and Spike (SP) . 24
C.5 99.997 % Pure Aluminium for Knife Sharpness Test . 24
C.6 140 g/m² Polyart® Paper . 24
C.7 1.043 kg Spherical Steel Ball . 24
Annex D (informative) Test Sample Size Templates . 25
D.1 Test Sample Size Templates . 25
Annex E (informative) Example of cutter for cutting out dampers . 28
E.1 Example of cutter for cutting out dampers . 28
Annex ZA (informative) Relationship between this European Standard and the Essential
Requirements of EU Directive 89/686/EEC, Annex II . 29

Figures
Figure 1 — Knife missile . 8
Figure 2 — P1B knife . 8
Figure 3 — SP/B spike . 9
Figure 4 — Typical Test Apparatus for Knife and Spike Testing . 9
Figure 5 — Composite Backing Material . 10
Figure 6 — Installing the Knife/Spike into the Missile . 12
Figure A.1 — HOSDB P1/B Test Knife . 19
Figure A.2 — HOSDB SP/B Test Spike . 19
Figure D.1 — Small size . 25
Figure D.2 — Medium size . 26
Figure D.3 — Large size . 27
Figure E.1 — Examples of how a cutter suitable for cutting out dampers may look . 28
Tables
Table 1 — Description of Knife and Spike Protection Levels . 13
Table 2 — Energy/Velocity Comparisons . 15
Table A.1 — Conversion Chart for P1/B Knife Penetration Depths from Cut Length . 20
Table B.1 — Conversion Chart for Modified Rockwell values to CATRA Force Values . 21
Table B.2 — Conversion of HRC values to indentation depths (mm) . 22
...