ISO INTERNATIONAL STANDARD 25947-5 First edition 2017-04 Fireworks Categories 1, 2 and 3 - Part 5: Requirements for construction and performance Artifices de divertissement - Catégories 1, 2 et 3 - Partie 5: Exigences de construction et de performances Reference number ISO 25947-5:2017(E) International Organization for Standardization @ IS0 2017 ZHEJIANG INST OF STANDARDIZATION C15956617 ed without license from IHS IS0 25947-5:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting 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 copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org PrganizationforStandardization icensee-ZHEJIANG INST OF STANDARDIZRoISQ s1.7 - All rights reserved Not for Resale, 2017/5/16 00:34:26 etworking permitted without license from IHS IS0 25947-5:2017(E) Contents Page Foreword ..V 1 Scope .1 2 Normative references ..3 3 Terms and definitions. 4 Construction. ..3 4.1 Construction materials (type test and batch test). .3 4.1.1 General requirements. 4.1.2 Specific requirements .3 4.2 Length of handle (type test and batch test) 4 4.3 Permitted elements in batteries, batteries requiring external support, combinations and combinations requiring external support (type and batch test) 4.4 Dimensions for mini rockets (type test and batch test) 4.5 Specific requirements for compound firework (type and batch test) ..5 5 Pyrotechnic composition (type test) ..6 6 Means of ignition. ..8 6.1 Permitted means of ignition (type test and batch test) ..8 6.2 Protection of initial fuse (type test and batch test) ..10 6.3 Attachment of means of ignition (type test and batch test). ..11 6.4 Fuse requirements (type test and batch test) .11 6.4.1 General requirements. ..1 6.4.2 Specific requirements. ..11 7 Performance. .11 7.1 Properties to be checked before functioning tests .11 7.1.1 Loose pyrotechnic composition after mechanical conditioning (type test) ..11 7.1.2 Integrity (type test and batch test) 12 7.1.3 Stabilisation of flight (type test and batch test) .12 7.1.4 Other requirements (type test) ..12 7.2 Properties to be checked during functioning tests (type test and batch test) ..13 7.2.1 Principal effects ..13 7.2.2 Functioning. .13 7.2.3 Angle of ascent or flight .13 7.2.4 Motion. .13 7.2.5 Stability during functioning .13 7.2.6 Height of explosion .. ..14 7.2.7 Sound pressure level ..14 7.2.8 Explosions and other failures. .14 7.2.9 Burning or incandescent matter .15 7.2.10 Extinguishing of flames. ..15 7.2.11 Projected debris. ..16 7.2.12 Burning rate of pyrotechnic composition .17 7.2.13 Pull-string or -strip.. ..17 7.3 Properties to be checked after functioning tests (type test and batch test) ..17 7.3.1 Droop. ..17 7.3.2 Plastics body ..17 7.3.3 Rocketmotor ..17 7.3.4 Integrity after functioning ..17 8 Primary pack or selection pack (type test and batch test) ..18 9 Type testing ..18 9.1 General ..18 9.2 Numberofitemstobetested .19 9.3 Number of primary packs to be examined ..19 iii Isee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ed withoutlicense from IHS Not for Resale, 2017/5/16 00:34:26