ASD-STAN PREN 4710-01-2014 Aerospace series Quick release fastening systems for non-structural applications Part 01 Technical specification (Edition P 1).pdf

1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4710-01 Edition P 1 February 2014 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONRue Montoyer 10 - 1000 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 775 8131 - www.asd-stan.orgICS: Descriptors: ENGLISH VER

2、SION Aerospace series Quick release fastening systems for non-structural applications Part 01: Technical specification Srie arospatiale Fixations rapides filetes pour applications non-structurales Partie 01 : Spcification technique Luft- und Raumfahrt Druckverschlsse nicht-strukturelle Anwendungen T

3、eil 01: Technische Lieferbedingungen This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically ap

4、proved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examin

5、ation and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national l

6、evel by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 28 February 2014 Comments should be sent within six months after the date of publication to ASD-STAN Mechanical Domain Copyright 2014 by ASD-STA

7、N prEN 4710-01:2014 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and definitions . 4 4 Requirements . 4 5 Inspections and tests 4 6 Test equipment and parameters 8 7 Quality assurance 9 8 Sampling . 9 Foreword This standard was reviewed by the Domain Technical Coordinato

8、r of ASD-STANs Mechanical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 4710-01:2014 (E) 3 1 Scope This standard specifies the required characteristics, ins

9、pections, tests, quality assurance requirements, conditions for qualification acceptance and delivery of quick release fastening systems. This standard applies to all fastening systems for use in fuselage interior equipment and non-structural or secondary structural area. It may be applied when refe

10、rred to in the product standard or in a design specification. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document

11、(including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 2826, Aerospace series Burning behaviour of non metallic materials under the influence of radiating heat and flames Determination of gas components in the smoke EN 3844-2, Aerospace series Flammability of

12、non metallic materials Part 2: Small burner test, horizontal Determination of the horizontal flame propagation EN 9100, Quality Management Systems Requirements for Aviation, Space and Defence Organizations EN 9102:2006, Aerospace series Quality Systems First article inspection EN 9133, Aerospace ser

13、ies Quality management systems Qualification procedure for aerospace standard parts EN 10204, Metallic products Types of inspection documents EN ISO 8785, Geometrical Product Specification (GPS) Surface imperfections Terms, definitions and parameters EN ISO 9001, Quality management systems Requireme

14、nts EN ISO 9227, Corrosion tests in artificial atmospheres Salt spray tests FAR/JAR/CS 25.853, Compartment Interiors 1) 1) Published by: European Aviation Safety Agency, Postfach 101253, D-50452 Koeln, Germany. prEN 4710-01:2014 (E) 4 3 Terms and definitions For the purposes of this document, the fo

15、llowing terms and definitions apply. 3.1 fasteners quick release fastening systems are parts, capable of being easily and quickly operated, with or without usage of special tools for closing and opening, for fastening and release of parts such as covers, linings, equipment, etc. 3.2 lot finished par

16、ts of the same dimensions, made from the same material, produced in the same production run, heat treated and surface protected in the same manner and submitted for testing at the same time 3.3 qualification test a test or series of tests to demonstrate that the products comply with the requirements

17、 stipulated in this specification and/or in a product standard and are accomplished according to documented parameters and under reproducible conditions 3.4 acceptance test a test or series of tests to demonstrate that the characteristics of manufactured products comply with the requirements 3.5 fir

18、st article inspection FAI complete, independent, and documented physical and functional inspection process to verify that prescribed production methods have produced an acceptable item as specified by engineering drawings, planning, purchase order, engineering specifications, and/or other applicable

19、 design documents SOURCE: EN 9102:2006, 3.5 3.6 tolerance compensation ability of the spring clamp to cover assembly and installation tolerances 4 Requirements See Table 1, if not specified in the relevant product standard. 5 Inspections and tests 5.1 Qualification test All product qualification act

20、ivities shall be carried out in accordance with a Qualification Test Program prepared by the manufacturer and approved by the customer in accordance with EN 9133. The satisfactory results of all tests, collected in a referenced Qualification Test Report, in accordance with EN 9133 or equivalent, sha

21、ll be the basis of qualification for delivery to the customer. prEN 4710-01:2014 (E) 5 The Qualification Test Report shall be carried out by the manufacturers quality assurance department on a sample of parts that have been selected from a representative manufacturing batch. Similar parts may be use

22、d as a basis for qualification testing, and results formulated by analogy may be used providing prior agreement has been reached between the customer and the manufacturer. The nature and extent of further qualification tests have to be agreed upon separately between manufacturer and customer. The qu

23、alification procedure shall be accompanied by a mandated body who has to sign the QTP and QTR. 5.2 First article inspection The manufacturer shall conduct a First Article Inspection on all initially manufactured parts, components, sub-assemblies and assemblies, as well as on the first complete manuf

24、acturing batch in accordance with accepted production practices and procedures. The vendor shall record the results of each First Article Inspection in an agreed report. The first components supplied to the customer shall be accompanied by a valid set of documentation and the First Article Inspectio

25、n report. The vendor shall be informed in writing by the customer of any discrepancies that withhold approval. 5.3 Conformance/acceptance test Unless otherwise specified, acceptance tests for each part shall be carried out by the manufacturer. The purpose of the acceptance test is to ensure conformi

26、ty with specified requirements using approved testing methods. In cases where a manufacturer is not able to carry out the required tests due to the lack of suitable facilities or installations, they shall be carried out by suitable test facilities. The quantity of samples can be adjusted to respecti

27、ve production situation via inspection plan specification, i.e. at the discretion of the quality assurance management. This is based on continuous production monitoring according to the rules of statistical quality assurance. Changes to the acceptance test shall only be with written approval with th

28、e customer. Each delivery shall be accompanied by conformance test results and certified as defined in Table 1. 5.4 Requirements, inspections and tests See Table 1. Table 1 Requirements, inspections and tests (1 of 3) Clause Characteristic Requirements Clause Inspections and tests A a Q b 4.1 Materi

29、als In accordance with the specifications of the relevant product standards. 5.4.1 The chemical composition shall be evidenced, i.e. by an inspection certificate as per EN 10204 issued by the semi-finished product manufacturer. X X 4.2 Dimensions and masses In accordance with the relevant product st

30、andards. 5.4.2 The dimensions and masses have to be documented in accordance to EN 9102:2006. X X 4.3 Surface 5.4.3 Surface 4.3.1 Surface defects All surfaces shall be free from surface defects as defined in EN ISO 8785. 5.4.3.1 Visual examination as specified between customer and manufacturer X X 4

31、.3.2 Surface treatment In accordance with the relevant product standards. 5.4.3.2 The surface treatment as applied shall be substantiated, i.e. by an inspection certificate as per EN 10204. X X prEN 4710-01:2014 (E) 6 Table 1 Requirements, inspections and tests (2 of 3) Clause Characteristic Require

32、ments Clause Inspections and tests A a Q b 4.4 Mechanical properties 5.4.4 Mechanical properties 4.4.1 Ultimate tensile loads In accordance with the relevant product standards. 5.4.4.1 X According to 6.1. 4.4.2 Ultimate shear loads In accordance with the relevant product standards. 5.4.4.2 X Accordi

33、ng to 6.2. 4.4.3 Push-in load There shall be no permanent deformation after applying the loads specified in the relevant product standards. 5.4.4.3 X According to 6.3. prEN 4710-01:2014 (E) 7 Table 1 Requirements, inspections and tests (3 of 3) Clause Characteristic Requirements Clause Inspections a

34、nd tests A a Q b 4.4.4 Torque-out There shall be no permanent deformation after applying the loads specified in the relevant product standards. 5.4.4.4 X According to 6.4. 4.5 Corrosion resistance The parts shall show no evidence of corrosion after corrosion testing. 5.4.5 96 h salt spray test in ac

35、cordance with EN ISO 9227. X 4.6 Special requirements 5.4.6 Special requirements 4.6.1 Burning Behaviour Silicone According FAR/JAR/CS 25.853, EN 2826 and EN 3844-2 as per Table 2. 5.4.6.1 See FAR/JAR/CS 25.853, EN 2826 A, EN 3844-2 or equivalent if not specified between customer and manufacturer X

36、4.7 Functionality 5.4.7 Functionality 4.7.1 Functionality Safe function of each possible combination of studs with their appropriate spring clamps/ receptacles shall be guaranteed. Each possible combination shall mate together. 5.4.7.1 Testing shall be performed using suitable devices X 4.7.2 Endura

37、nce In accordance with the relevant product standards. 5.4.7.2 Testing shall be performed using suitable test fixture. The fastening system shall be subjected to the specified number of locking and un-locking cycles (from the fully opened and the fully closed position and return) and subsequently ex

38、amined for wear. X 4.8 Identification marking 5.4.8 Identification marking 4.8.1 Identification marking of the product The fasteners shall be marked as specified in the relevant product standards per EN 2424. The marking shall be visible after installation 5.4.8.1 Visual examination X X 4.8.2 Identi

39、fication marking of the package Each packaging unit shall bear the following information: 5.4.8.2 Visual examination X X Designation; Quantity; Manufacturers identification or name; Date of packaging. a Acceptance test for each lot. b Qualification test. prEN 4710-01:2014 (E) 8 Table 2 Burning behav

40、iour: Flammability, smoke emission and toxicity requirements for silicone Properties Symbols Units Requirements max. mean values Flammability Bunsen burner test, horizontal 15 s Burn rate mm/min 64 Maximum specific optical smoke density within 4 min. Flaming mode Dm 200 Maximum concentration of smok

41、e gas components Flaming mode HCN Cx ppm 150 CO 1 000 NO/NO2 100 SO2/H2S 100 HF 100 HCI 150 Non flaming mode HCN 150 CO 1 000 NO/NO2 100 SO2/H2S 100 HF 100 HCI 150 Fire worthiness requirements for the pressurized fuselage according to FAR/JAR/CS 25.853, EN 2826 and EN 3844-2. 6 Test equipment and pa

42、rameters 6.1 Ultimate tensile load The ultimate tensile load has to be tested with a test fixture. During the test no plastic deformation is allowed. Test speed : V = 100 mm/min; Time to stop at maximum load : min. 5 s. 6.2 Ultimate shear load The ultimate share load has to be tested with a test fix

43、ture. During the test no plastic deformation is allowed. Test speed : V = 100 mm/min; Time to stop at maximum load : min. 5 s. prEN 4710-01:2014 (E) 9 6.3 Push-in load The push-in load has to be tested with a test fixture. During the test no plastic deformation is allowed. Test speed : V = 100 mm/mi

44、n. 6.4 Torque-out load The spring clamp should be rivited to a metal plate. The torque of values in both directions shall be the same. Test equipment: Torque wrench. 7 Quality assurance 7.1 Approval of manufacturers The manufacturers quality system shall be conforming to EN ISO 9001, EN 9100, or equ

45、ivalent. The purpose of these procedures is to ensure, that a manufacturer has a quality system and the capability for continuous manufacture and release of parts complying with the specified quality requirements. The granting of an approval of the manufacturer is a function of the Certification Aut

46、horities, or their appointed representative as primary contact. 7.2 Qualification test All product qualification activities shall be carried out in accordance with a Qualification Test Program prepared by the manufacturer and approved by the customer in accordance with EN 9133 or equivalent. 8 Sampl

47、ing 8.1 Acceptance test sample For series production acceptance 5 test samples are required 8.2 Qualification test sample For qualification test samples see Table 3. prEN 4710-01:2014 (E) 10 Table 3 Qualification test samples Clause Type of test or check Number of test specimens 1 2 3 4 5 6 7 8 9 10

48、 11 12 13 14 5.4.2 Dimensional Check X X X X X X X X X X X X X X 5.4.2 Dimensional Check X X X X X X X X X X X X X X 5.4.3.1 Visual Examination of Surface Defects X X X X X 5.4.4.1 Tensile Load Test X X X X X 5.4.4.2 Share Load Test X X X X X 5.4.4.3 Push-in Load Test X X X X X 5.4.4.4 Torque-out Load Test X X X X X 5.4.5 Salt Spray Test X X 5.4.6.1 Burning Behaviour Silicone Material sample 5.4.7.1 Functionality Test X X 5.4.7.2 Endurance Test X X 5.4.8.1 Identification marking of the product X X X X X 5.4.8.2 Identification marking of the package X X X X X