oSIST prEN ISO 13802:2024

SLOVENSKI STANDARD
01-november-2024
Polimerni materiali - Preverjanje strojev z nihalom za ugotavljanje udarnih
lastnosti - Preskušanje z udarnim preskusom Charpy, Izod in natezno-udarno
preskušanje (ISO/DIS 13802:2024)
Plastics - Verification of pendulum impact-testing machines - Charpy, Izod and tensile
impact-testing (ISO/DIS 13802:2024)
Kunststoffe - Verifizierung von Pendelschlagwerken - Charpy-, Izod- und
Schlagzugversuch (ISO/DIS 13802:2024)
Plastiques - Vérification des machines d'essai de choc pendulaire - Essais de choc
Charpy, Izod et de choc-traction (ISO/DIS 13802:2024)
Ta slovenski standard je istoveten z: prEN ISO 13802
ICS:
83.200 Oprema za gumarsko Equipment for the rubber and
industrijo in industrijo plastics industries
polimernih materialov
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
International
Standard
ISO/DIS 13802
ISO/TC 61/SC 2
Plastics — Verification of pendulum
Secretariat: KATS
impact-testing machines — Charpy,
Voting begins on:
Izod and tensile impact-testing
2024-09-16
Plastiques — Vérification des machines d'essai de choc pendulaire
Voting terminates on:
— Essais de choc Charpy, Izod et de choc-traction
2024-12-09
ICS: 83.200
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENTS AND APPROVAL. IT
IS THEREFORE SUBJECT TO CHANGE
AND MAY NOT BE REFERRED TO AS AN
INTERNATIONAL STANDARD UNTIL
PUBLISHED AS SUCH.
This document is circulated as received from the committee secretariat.
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BEING ACCEPTABLE FOR INDUSTRIAL,
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USER PURPOSES, DRAFT INTERNATIONAL
STANDARDS MAY ON OCCASION HAVE TO
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BE CONSIDERED IN THE LIGHT OF THEIR
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS.
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.
Reference number
ISO/DIS 13802:2024(en)
DRAFT
ISO/DIS 13802:2024(en)
International
Standard
ISO/DIS 13802
ISO/TC 61/SC 2
Plastics — Verification of pendulum
Secretariat: KATS
impact-testing machines — Charpy,
Voting begins on:
Izod and tensile impact-testing
Plastiques — Vérification des machines d'essai de choc pendulaire
Voting terminates on:
— Essais de choc Charpy, Izod et de choc-traction
ICS: 83.200
THIS DOCUMENT IS A DRAFT CIRCULATED
FOR COMMENTS AND APPROVAL. IT
IS THEREFORE SUBJECT TO CHANGE
AND MAY NOT BE REFERRED TO AS AN
INTERNATIONAL STANDARD UNTIL
PUBLISHED AS SUCH.
This document is circulated as received from the committee secretariat.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL,
© ISO 2024
TECHNOLOGICAL, COMMERCIAL AND
USER PURPOSES, DRAFT INTERNATIONAL
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
STANDARDS MAY ON OCCASION HAVE TO
ISO/CEN PARALLEL PROCESSING
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
BE CONSIDERED IN THE LIGHT OF THEIR
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
POTENTIAL TO BECOME STANDARDS TO
WHICH REFERENCE MAY BE MADE IN
or ISO’s member body in the country of the requester.
NATIONAL REGULATIONS.
ISO copyright office
RECIPIENTS OF THIS DRAFT ARE INVITED
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TO SUBMIT, WITH THEIR COMMENTS,
CH-1214 Vernier, Geneva
NOTIFICATION OF ANY RELEVANT PATENT
Phone: +41 22 749 01 11
RIGHTS OF WHICH THEY ARE AWARE AND TO
PROVIDE SUPPORTING DOCUMENTATION.
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland Reference number
ISO/DIS 13802:2024(en)
ii
ISO/DIS 13802:2024(en)
Contents  Page
Foreword .v
Introduction .vi
1  Scope . 1
2  Normative references . 1
3  Terms and definitions . 1
4  Measurement instruments . 3
5  Description of a pendulum impact-testing machine. 4
5.1 Types of pendulum impact-testing machines.4
5.2 Testing machine components .4
5.2.1 Machine frame — The base of the machine and the structure supporting the
pendulum .4
5.2.2 Pendulum .4
5.2.3 Test specimen anvils, supports, clamps and/or holders .4
5.2.4 Indicating equipment for absorbed energy (e.g. scale and friction pointer or
electronic readout device) .5
6  Procedure for verification and inspection of a pendulum impact-testing machine . 5
6.1 Certification of machine design and manufacturer .5
6.2 Field verification of the machine frame shall consist of determining the following items
(see Table 4) .5
6.2.1 Installation .5
6.2.2 Levelness .6
6.2.3 Axial play of the pendulum bearings.6
6.2.4 Radial play of the pendulum bearings .6
6.2.5 Mechanism for holding and releasing the pendulum.6
6.2.6 Free hanging position .6
6.2.7 Contact between specimen and striking edge (Izod/Charpy) .6
6.2.8 Potential energy, E .6
6.2.9 Pendulum length, L .7
P
6.2.10 Impact length, L .8
Ι
6.2.11 Velocity of the pendulum at instant of impact, v , .8
Ι
6.3 Charpy testing machines .9
6.4 Izod testing machines .10
6.5 Tensile impact testing machines (see ISO 8256) .11
6.5.1 Specimen clamps for tensile impact test machines .11
6.5.2 Clamps for tensile impact testing . 12
6.5.3 Alignment . 12
6.5.4 Mass of crosshead . 12
6.6 Energy indicating system . 12
6.6.1 Types of scale . 12
6.6.2 Verification of analogue indicating equipment shall consist of the following
examinations . 13
6.6.3 Error in the indicated absorbed energy, W on analogue indicating systems . 13
i,
6.6.4 Verification of digital indicating equipment shall ensure that the following
requirements are met . 13
6.7 Losses due to friction . .14
6.7.1 Types of loss . .14
6.7.2 Determination of the loss due to friction in the pointer .14
6.7.3 Determination of losses due to air resistance and friction in the pendulum
bearings .14
6.7.4 Calculation of the total energy lost due to friction .14
6.7.5 Maximum permissible losses due to friction .14
7  Frequency of verification . 16

iii
ISO/DIS 13802:2024(en)
8  Verification report .16
Annex A (normative)  Design requirements for Charpy machines .18
Annex B (normative)  Design requirements for Izod machines .20
Annex C (normative)  Design requirements for tensile impact machines .23
Annex D (informative)  Ratio of frame mass to pendulum mass .27
Annex E (informative)  Deceleration of pendulum during impact .30
Annex F (informative)  Gauge plate for verification of Charpy impact pendulums .32

iv
ISO/DIS 13802:2024(en)
Foreword
ISO (the International Organization for Standardization) i
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