SIST EN 14035-31:2006
(Main)Fireworks - Part 31: Shell-in-mortars - Specification and test methods
Fireworks - Part 31: Shell-in-mortars - Specification and test methods
This European Standard specifies requirements for the construction, performance and labelling of shell-in-mortars and the corresponding test methods. It is applicable to fireworks which are classified as shell-in-mortars of category 3 in EN 14035-2.
It is not applicable to shell-in-mortars containing pyrotechnic composition that includes any of the following substances:
arsenic or arsenic compounds;
mixtures containing a mass fraction of chlorates greater than 80 percent;
mixtures of chlorates with metals;
mixtures of chlorates with red phosphorus;
mixtures of chlorates with potassium hexacyanoferrate(II);
mixtures of chlorates with sulfur;
mixtures of chlorates with sulfides;
lead or lead compounds;
mercury compounds;
white phosphorus;
picrates or picric acid;
potassium chlorate with a mass fraction of bromates greater than 0,15 percent;
sulfur with an acidity, expressed as mass fraction of sulfuric acid, greater than 0,002 percent;
zirconium with a particle size of less than 40 mm.
NOTE In EN 14035-2, shell-in-mortars are classified as follows:
brief description: assembly comprising a shell inside a mortar, from which the shell is designed to be projected;
principal effects: projection of the shell and subsequent bursting of the shell case at high altitude, with ejection of any pyrotechnic units producing visual and/or aural effect(s).
Schemes for type testing of shell-in-mortars and batch testing of shell-in-mortars are specified in Annex A and Annex B respectively.
Feuerwerkskörper - Teil 31: Feuerwerksbomben in Mörsern - Anforderungen und Prüfverfahren
Artifices de divertissement - Partie 31: Bombes logées - Spécifications et méthodes d'essai
La présente norme européenne spécifie les exigences de construction, performance et étiquetage des bombes logées, ainsi que les méthodes d’essai correspondantes. Elle s’applique aux artifices de divertissement classés sous le nom de bombes logées de catégorie 3 dans l'EN 14035-2.
Elle ne s'applique pas dans le cas de bombes logées dont la composition pyrotechnique comprend l'une des substances suivantes :
- arsenic ou composés d’arsenic ;
- mélanges contenant une fraction en masse de chlorates supérieure a 80 % ;
- mélanges de chlorates et de métaux ;
- mélanges de chlorates et de phosphore rouge ;
- mélanges de chlorates et d’hexacyanoferrate (II) de potassium ;
- mélanges de chlorates et de soufre ;
- mélanges de chlorates et de sulfures ;
- plomb ou composés de plomb ;
- composés de mercure ;
- phosphore blanc ;
- picrates ou acide picrique ;
- chlorate de potassium contenant une fraction en masse de bromates supérieure a 0,15 % ;
- soufre présentant une acidité, exprimée en fraction de masse d’acide sulfurique supérieure a 0,002 % ;
- zirconium ayant une taille de particule inférieure a 40 mm.
NOTE Dans l’EN 14035-2, les bombes logées sont classées comme suit :
- description abrégée : assemblage comprenant une bombe a l'intérieur d'un mortier duquel la bombe doit etre éjectée ;
- effets principaux : projection de la bombe et éclatement consécutif de l'enveloppe de la bombe a haute altitude, apres éjection des composants élémentaires produisant des effets visuels et/ou sonores.
Les schémas d'essais de type et d'essais de lot des bombes logées sont respectivement spécifiés aux Annexes A et B.
Ognjemet – 31. del: Bomba v možnarju – Specifikacija in preskusne metode
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Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fireworks - Part 31: Shell-in-mortars - Specification and test methodsOgnjemet – 31. del: Bomba v možnarju – Specifikacija in preskusne metodeArtifices de divertissement - Partie 31: Bombes logées - Spécifications et méthodes d'essaiFeuerwerkskörper - Teil 31: Feuerwerksbomben in Mörsern - Anforderungen und PrüfverfahrenTa slovenski standard je istoveten z:EN 14035-31:2005SIST EN 14035-31:2006en71.100.30ICS:SLOVENSKI
STANDARDSIST EN 14035-31:200601-januar-2006
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14035-31November 2005ICS 71.100.30 English VersionFireworks - Part 31: Shell-in-mortars - Specification and testmethodsArtifices de divertissement - Partie 31: Bombes logées -Spécifications et méthodes d'essaiFeuerwerkskörper - Teil 31: Feuerwerksbomben in Mörsern- Anforderungen und PrüfverfahrenThis European Standard was approved by CEN on 12 September 2005.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2005 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14035-31:2005: E
EN 14035-31:2005 (E) 2 Contents Page Foreword.4 1 Scope.6 2 Normative references.7 3 Terms and definitions.7 4 Construction.7 4.1 Means of ignition.7 4.2 Attachment of initial fuse.7 4.3 Protection of initial fuse.7 4.4 Transmitting fuse.7 4.5 Materials of mortar and shell case.8 4.6 Integrity.8 4.7 Propellant charge.8 4.8 Location of the shell.8 4.9 Calibre.8 4.10 Gross mass.8 4.11 Net explosive content.8 4.12 Mass of report and/or bursting charge.8 4.13 Vertical stability.9 5 Performance.9 5.1 Initial fuse.9 5.2 Principal effects.9 5.3 Functioning.9 5.4 Sound pressure level.9 5.5 Height of explosions.9 5.6 Burning matter.9 5.7 Stability.9 5.8 Integrity of the firework case after functioning.9 6 Minimum labelling requirements.9 6.1 General.9 6.2 Type name and category.10 6.3 Safety information.10 6.3.1 General.10 6.3.2 Shell-in-mortars.10 6.3.3 Placing instructions.10 6.4 Name, address and telephone number of manufacturer or distributor or importer.11 6.5 Reference to this document.11 6.6 Printing.11 6.6.1 Labelling.11 6.6.2 Type size.11 7 Test methods.11 7.1 Determination of gross mass (type test).12 7.1.1 Apparatus.12 7.1.2 Procedure.12 7.2 Determination of calibre and enclosure of propellant charge (type test).12 7.2.1 Apparatus.12 7.2.2 Procedure.12 7.3 Determination of the location of the shell (type test and batch test).12 7.3.1 Apparatus.12 7.3.2 Procedure.12 7.4 Attachment of initial fuse (type test and batch test).13
EN 14035-31:2005 (E) 3 7.4.1 Apparatus.13 7.4.2 Procedure.13 7.5 Vertical stability test, if applicable (type test).14 7.5.1 Apparatus.14 7.5.2 Procedure.14 7.6 Performance (type test and batch test).14 7.6.1 Test environment.14 7.6.2 Apparatus.14 7.6.3 Procedure.16 7.7 Determination of net explosive content and mass of report and/or bursting charge (type test).17 7.7.1 Apparatus.17 7.7.2 Test specimen.17 7.7.3 Procedure.17 7.8 Labelling (type test and batch test).17 Annex A (normative) Type testing.18 A.1 General.18 A.2 Number of shell-in-mortars to be tested.18 A.3 Loose pyrotechnic composition.18 A.4 Thermal conditioning.19 A.5 Mechanical conditioning.19 A.5.1 Apparatus.19 A.5.2 Procedure.22 A.6 Test report.22 Annex B (normative) Batch testing.25 B.1 General.25 B.2 Sampling plans.25 B.3 Unit of product.25 B.4 Nonconformity.25 B.5 Test report.26 B.6 Acceptance or rejection of a batch.27 B.6.1 Nonconforming units.27 B.6.2 Critical nonconforming units.27 B.6.3 Major nonconforming units.27 B.6.4 Minor nonconforming units.27 Annex C (informative) A-Deviations.28
EN 14035-31:2005 (E) 4 Foreword This European Standard (EN 14035-31:2005) has been prepared by Technical Committee CEN/TC 212 “Fireworks”, the secretariat of which is held by NEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2006, and conflicting national standards shall be withdrawn at the latest by May 2006. This European Standard is one of a series of standards as listed below. EN 14035-1, Fireworks - Part 1: Terminology. EN 14035-2, Fireworks - Part 2: Categorisation. EN 14035-3, Fireworks - Part 3: Aerial wheels - Specification and test methods. EN 14035-4, Fireworks - Part 4: Bangers and banger batteries - Specification and test methods. prEN 14035-5, Fireworks - Part 5: Batteries and combinations - Specification and test methods. EN 14035-6, Fireworks - Part 6: Bengal flames - Specification and test methods. EN 14035-7, Fireworks - Part 7: Bengal matches - Specification and test methods. EN 14035-8, Fireworks - Part 8: Bengal sticks - Specification and test methods. EN 14035-9, Fireworks - Part 9: Crackling granules - Specification and test methods. EN 14035-10, Fireworks - Part 10: Double bangers - Specification and test methods. EN 14035-12, Fireworks - Part 12: Flash bangers and flash banger batteries - Specification and test methods. EN 14035-13, Fireworks - Part 13: Flash pellets - Specification and test methods. EN 14035-15, Fireworks - Part 15: Fountains - Specification and test methods. EN 14035-17, Fireworks - Part 17: Ground spinners - Specification and test methods. EN 14035-18, Fireworks - Part 18: Hand-held fountains - Specification and test methods. EN 14035-19, Fireworks - Part 19: Hand-held sparklers - Specification and test methods. EN 14035-20, Fireworks - Part 20: Jumping crackers - Specification and test methods. EN 14035-21, Fireworks - Part 21: Jumping ground spinners - Specification and test methods. EN 14035-22, Fireworks - Part 22: Mines - Specification and test methods. EN 14035-23, 7Fireworks - Part 23: Non-hand-held sparklers - Specification and test methods. EN 14035-24, Fireworks - Part 24: Novelty matches - Specification and test methods. EN 14035-25, Fireworks - Part 25: Party poppers - Specification and test methods.
EN 14035-31:2005 (E) 5 EN 14035-27, Fireworks - Part 27: Rockets - Specification and test methods. EN 14035-28, Fireworks - Part 28: Roman candles - Specification and test methods. EN 14035-29, Fireworks - Part 29: Serpents - Specification and test methods. EN 14035-31, Fireworks - Part 31: Shell–in-mortars - Specification and test methods. EN 14035-33, Fireworks - Part 33: Spinners - Specification and test methods. EN 14035-34, Fireworks - Part 34: Table bombs - Specification and test methods. EN 14035-35, Fireworks - Part 35: Throwdowns - Specification and test methods. EN 14035-36, Fireworks - Part 36: Wheels - Specification and test methods. prEN 14035-37, Fireworks - Part 37: Whistlers - Specification and test methods. prEN 14035-38, Fireworks - Part 38: Shot tubes - Specification and test methods. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EN 14035-31:2005 (E) 6 1 Scope This European Standard specifies requirements for the construction, performance and labelling of shell-in-mortars and the corresponding test methods. It is applicable to fireworks which are classified as shell-in-mortars of category 3 in EN 14035-2. It is not applicable to shell-in-mortars containing pyrotechnic composition that includes any of the following substances: — arsenic or arsenic compounds; — mixtures containing a mass fraction of chlorates greater than 80 %; — mixtures of chlorates with metals; — mixtures of chlorates with red phosphorus; — mixtures of chlorates with potassium hexacyanoferrate(II); — mixtures of chlorates with sulfur; — mixtures of chlorates with sulfides; — lead or lead compounds; — mercury compounds; — white phosphorus; — picrates or picric acid; — potassium chlorate with a mass fraction of bromates greater than 0,15 %; — sulfur with an acidity, expressed as mass fraction of sulfuric acid, greater than 0,002 %; — zirconium with a particle size of less than 40 µm. NOTE In EN 14035-2, shell-in-mortars are classified as follows: — brief description: assembly comprising a shell inside a mortar, from which the shell is designed to be projected; — principal effects: projection of the shell and subsequent bursting of the shell case at high altitude, with ejection of any pyrotechnic units producing visual and/or aural effect(s). Schemes for type testing of shell-in-mortars and batch testing of shell-in-mortars are specified in Annex A and Annex B respectively.
EN 14035-31:2005 (E) 7 2 Normative references The following referenced documents are indispensable for the application of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 14035-1:2003, Fireworks — Part 1: Terminology EN 14035-2, Fireworks — Part 2: Categorisation EN 61672-1, Electroacoustics - Sound level meters - Part 1:
Specifications (IEC 61672-1:2002) EN ISO 845, Cellular plastics and rubbers — Determination of apparent (bulk) density (ISO 845:1988) EN ISO 868, Plastics and ebonite - Determination of indentation hardness by means of a durometer (Shore hardness) (ISO 868:2003) EN ISO 2439, Flexible cellular polymeric materials - Determination of hardness (indentation technique) (ISO 2439:1997, including Technical Corrigendum 1:1998) ISO 2859-1, Sampling procedures for inspection by attributes — Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection ISO 3599, Vernier callipers reading to 0,1 and 0,05 mm 3 Terms and definitions For the purposes of this European Standard, the terms and definitions given in EN 14035-1:2003 apply. 4 Construction 4.1 Means of ignition The means of ignition shall be identified by a protruding fuse. Conformity to this requirement shall be verified by visual examination. 4.2 Attachment of initial fuse The attachment of the protruding fuse to the shell-in-mortar shall be secure when tested in accordance with 7.4. 4.3 Protection of initial fuse The initial fuse shall be protected by an orange fuse cover. Conformity to this requirement shall be verified by visual examination. 4.4 Transmitting fuse There shall be no holes or splits in the cover of the transmitting fuse, other than pinholes introduced to control the rate of burning. There shall be no exposed instantaneous fuse in the transmitting fuse. Conformity to these requirements shall be verified by visual examination.
EN 14035-31:2005 (E) 8 4.5 Materials of mortar and shell case The mortar shall be made of cardboard. The bottom end closure of the mortar shall be made of wood, plastics or pressed non-metallic material, e.g. clay, pressed wood pulp. The shell case in the mortar shall be made of paper, cardboard or plastics. The top closure of the mortar shall be made of paper, plastics or foil. Conformity to these requirements shall be verified by visual examination. 4.6 Integrity There shall be no holes, splits, dents or bulges in the body of the mortar. There shall be no holes or splits in the end closure of the mortar. If the end closure is a separate component, it shall be securely in place. There shall be no holes, splits, dents or bulges in the shell case. The top closure of the mortar shall be in place and retain the contents. Conformity to these requirements shall be verified by visual examination. 4.7 Propellant charge When determined in accordance with 7.2, the propellant charge shall be integrated within the shell. 4.8 Location of the shell When tested in accordance with 7.3, the reading on the balance shall not increase by more than 1 g after shaking the shell-in-mortar. 4.9 Calibre When measured in accordance with 7.2, the inside diameter of the mortar of a shell-in-mortar shall be at least 32 mm and shall not exceed 65 mm. 4.10 Gross mass When determined in accordance with 7.1, the shell-in-mortar shall have a gross mass of not more than 500,0 g. 4.11 Net explosive content When determined in accordance with 7.7, a shell-in-mortar shall have a net explosive content of not more than 300,0 g. 4.12 Mass of report and/or bursting charge When determined in accordance with 7.7, a shell-in-mortar shall have a report and/or bursting charge, if any, of not more than 50,0 g of black powder (including any supporting medium, e.g. rice or corn husks, willow catkins, cotton seeds) or 30,0 g of nitrate/metal-based composition or 15,0 g of perchlorate/metal-based composition.
EN 14035-31:2005 (E) 9 4.13 Vertical stability When tested in accordance with 7.5, the shell-in-mortar designed to be placed on the ground shall not fall over. 5 Performance 5.1 Initial fuse When tested in accordance with 7.6, the protruding fuse shall ignite within 10 s and the ignition shall be visible. When tested in accordance with 7.6, the duration of the initial fuse burning shall be 5,0 s to 13,0 s. 5.2 Principal effects When tested in accordance with 7.6, the principal effects of the shell-in-mortar, as given in EN 14035-2, shall be a projection of the shell and subsequent bursting of the shell case at high altitude, with ejection of any pyrotechnic units producing visual and/or aural effect(s). 5.3 Functioning When tested in accordance with 7.6, all pyrotechnic units of the shell shall function consistently. 5.4 Sound pressure level When tested in accordance with 7.6, a shell-in-mortar shall produce a maximum A-weighted impulse sound pressure level (LAImax) of not higher than 120 dB(AI) at a horizontal distance of 15,0 m from the testing point and a height of 1,0 m above the ground. 5.5 Height of explosions When tested in accordance with 7.6, no explosion shall occur below a height of 30 m. 5.6 Burning matter When tested in accordance with 7.6, any burning or incandescent matter resulting from any effect produced by the shell, other than effects and concomitant with ascent, shall be extinguished at least 10 m above the ground. 5.7 Stability When tested in accordance with 7.6, the mortar shall remain upright whilst functioning. 5.8 Integrity of the firework case after functioning When tested in accordance with 7.6, the mortar shall have no additional holes or splits after the shell-in-mortar has functioned. 6 Minimum labelling requirements 6.1 General Shell-in-mortars shall be marked with the information specified in 6.2 to 6.5.
EN 14035-31:2005 (E) 10 The specified information shall be given in the language(s) of the country in which the shell-in-mortars are offered for retail sale. For each language, it shall be presented as a whole and shall not be interrupted by other text. Additional text given in another language shall not conflict with the specified information. Conformity to the requirements specified in 6.1 to 6.5 and 6.6.1 shall be verified by visual examination. NOTE Examples of typical labels for bangers, for which many of the marking requirements are similar to those specified for shell-in-mortars in this European Standard, are given in EN 14035-4. 6.2 Type name and category The type name shall be marked, in upper case, as 'SHELL-IN-MORTAR'. If a trade name is used in addition to the type name, it shall not conflict with the principal effects of a shell-in-mortar or with the name of another type of firework. The category shall be marked, in upper case, as 'CATEGORY 3' or 'CAT 3'. 6.3 Safety information 6.3.1 General Safety information shall be emphasized by use of a heading, or bold type, or similar. If necessary, instructions in addition to those specified in 6.3.2 to 6.3.3 may be given. 6.3.2 Shell-in-mortars Labelling shall include at least the following safety information in the order as follows: — 'Remove top closure of the mortar'1); — 'For outdoor use only'; — 'Avoid overhead obstructions'; — 'Never attempt to relight the fuse'; Specific placing instructions for different types of shell-in-mortars, inserted as appropriate (see 6.3.3); — 'Remove orange fuse cover'; — 'Never position any part of the body over the mortar tube'; — 'Standing sideways, light fuse at its outermost end and retire immediately'; — 'Spectators must be at least 25 m away'; — 'Operator must retire at least 15 m’. 6.3.3 Placing instructions For shell-in-mortars to be placed on flat ground: — ‘Place mortar upright on flat ground’. For shell-in-mortars to be buried into soft ground:
1) If applicable.
EN 14035-31:2005 (E) 11 — ‘Bury two-thirds of mortar upright in ground’. For shell-in-mortars to be fixed to a post: — ‘Fix mortar firmly and upright to a solid post’; — ‘Ensure top of mortar clears post’. 6.4 Name, address and telephone number of manufacturer or distributor or importer Labelling shall include: — name or trade mark, the address and the telephone number of the manufacturer; or — abbreviation or a code allowing the identification of the manufacturer, and the name or trade mark, the address and the telephone number: — of his authorized distributor; or — if the manufacturer is not established in a CEN member country, of the importer in a CEN member country. The address shall comprise at least the town and the country. On the shell-in-mortar at least the abbreviations allowing the identification of — manufacturer; or — distributor or importer, with an additional code or abbreviation for the manufacturer shall be marked. 6.5 Reference to this document A shell-in-mortar shall be marked with 'EN 14035-31'. 6.6 Printing 6.6.1 Labelling Labelling shall be clearly visible, easily legible, indelible and on a single-colour background. NOTE Printing errors which are not misleading should not be classified as faults. 6.6.2 Type size When measured in accordance with 7.8, the type sizes shall be such that the height of the character ‘X’ (in upper case) is at least 2,8 mm for the information specified in 6.2 and 6.3 and at least 2,1 mm for the other information. 7 Test methods NOTE Verification of conformity to the requirements in 4.1, 4.3, 4.4, 4.5, 4.6 and 6.1 to 6.6.1 is by visual examination.
EN 14035-31:2005 (E) 12 7.1 Determination of gross mass (type test) 7.1.1 Apparatus Laboratory balance, capable of weighing to the nearest 0,1 g. 7.1.2 Procedure Weigh the shell-in-mortar to the nearest 0,1 g, using the balance (7.1.1). Record the gross mass. 7.2 Determination of calibre and enclosure of propellant charge (type te
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