DIN EN 16758-2016 Curtain walling - Determination of the strength of sheared connections - Test method and requirements German version EN 16758 2016《幕墙 剪切连接强度的测定 试验方法和要求 德文版本EN 167.pdf

1、December 2016 English price group 12No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 91.060.10!%1“2599114www.din.deD

2、IN EN 16758Curtain walling Determination of the strength of sheared connections Test method and requirements;English version EN 16758:2016,English translation of DIN EN 16758:2016-12Vorhangfassaden Bestimmung der Beanspruchbarkeit von auf Abscheren beanspruchten Verbindungen Prfverfahren und Anforde

3、rungen;Englische Fassung EN 16758:2016,Englische bersetzung von DIN EN 16758:2016-12Faades rideaux Dtermination de la rsistance des assemblages Mthode dessai et exigences;Version anglaise EN 16758:2016,Traduction anglaise de DIN EN 16758:2016-12www.beuth.deDocument comprises 22 pagesDTranslation by

4、DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.12.16 DIN EN 16758:2016-12 2 A comma is used as the decimal marker. National foreword This document (EN 16758:2016) has been prepared by Technical Committee CEN/TC 33 “Doors, windows, shutters, buildi

5、ng hardware and curtain walling” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was DIN-Normenausschuss Bauwesen (DIN Standards Committee Building and Civil Engineering), Working Committee NA 005-09-01 AA Tren, Tore, Fenster, Abschlsse, Baubeschlge und Vorhangf

6、assaden. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16758 June 2016 ICS 91.060.10 English Version Curtain walling - Determination of the strength of sheared connections - Test method and requirements Faades rideaux - Dtermination de la rsistance des assemblages - Mthode dessai et exigences

7、 Vorhangfassaden - Festlegung der Beanspruchbarkeit von auf Abscheren beanspruchten Verbindungen - Prfverfahren und Anforderungen This European Standard was approved by CEN on 29 April 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for

8、giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three

9、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 bodie

10、s of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spa

11、in, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwid

12、e for CEN national Members. Ref. No. EN 16758:2016 EEN 16758:2016 (E) 2 Contents Page European foreword . 3 1 Scope 4 2 Normative references 4 3 Terms and definitions . 4 4 Symbols . 4 5 Method of evaluation . 4 5.1 General 4 5.2 Samples . 4 5.3 Loadings. 10 5.3.1 General . 10 5.3.2 Preloading . 10

13、5.3.3 Vertical loading . 10 5.3.4 Horizontal loading . 10 6 Calculation for combined horizontal and vertical loadings . 10 6.1 Method A 10 6.2 Method B (detailed, optional) 11 7 Test report 13 Annex A (informative) Determination of the design loading of a connection - Serviceability limit state 14 A

14、nnex B (normative) Determination of the design loading of a connection - Ultimate limit state . 18 Annex C (normative) Field of direct application 19 Bibliography . 20 DIN EN 16758:2016-12 EN 16758:2016 (E) 3 European foreword This document (EN 16758:2016) has been prepared by Technical Committee CE

15、N/TC 33 “Doors, windows, shutters, building hardware and curtain walling”, the secretariat of which is held by AFNOR. 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 December 2016, and conflicting

16、 national standards shall be withdrawn at the latest by December 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to th

17、e CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, H

18、ungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 16758:2016-12 EN 16758:2016 (E) 4 1 Scope This European Standard specifies test methods for the

19、 determination of bearing capacity (ultimate limit state and serviceability limit state), of connections between curtain walling framing members for which it cannot be calculated in accordance with current codes or conventional calculations based upon the strength of the materials. Mechanical perfor

20、mances of the curtain walling connections are already assessed in accordance with the provisions described in EN 13830. Additional information with respect to mechanical performance of the connections and direct applications can be determined with this standard. 2 Normative references The following

21、documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 13119, Curtain wal

22、ling - Terminology 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 13119 and the following apply. 3.1 connection set of components designed to transfer loads between framing members (e.g. cleat, screw) 4 Symbols For the purposes of this document, the

23、following symbols apply. Fh,desdesign horizontal load Fv,desdesign vertical load Fu5the characteristic force giving 75 % confidence that 95 % of the test results will be higher than this value s the standard deviation of the series under consideration upartial factor for the connection applicable to

24、 rupture statistical eccentricity of 5 % with 75 % confidence 5 Method of evaluation 5.1 General Connections are subjected to permanent loads as well as to variable loads. The measurement of the deformation is recorded at the application of the force. The support shall restraint vertical and horizon

25、tal movements. 5.2 Samples The samples shall be representative of the connection methods between the framing members of the curtain walling. DIN EN 16758:2016-12 EN 16758:2016 (E) 5 Based on the type of curtain walling (e.g. stick construction, unitized system etc) different types of connection betw

26、een the framing members should be tested, depending to the design of the connection, Figures from 1 to 3 are examples of typical test configurations, but different configurations may be used. Figures from 4 to 7 are examples of typical test configurations incorporating actual glass supports. Figure

27、1 Schematic T-connection and loading points (any connection method can be chosen) DIN EN 16758:2016-12 EN 16758:2016 (E) 6 Figure 2 Schematic L-connection and loading points (any connection method can be chosen) Figure 3 Axial resistance (any connection method can be chosen) DIN EN 16758:2016-12 EN

28、16758:2016 (E) 7 Figure 4 Schematic T- connection and loading points Figure 5 Schematic L- connection and loading points DIN EN 16758:2016-12 EN 16758:2016 (E) 8 Figure 6 Multiple schematic T- connection and loading points Figure 7 Axial resistance for an intermediate mullion NOTE: Figure 7 can be c

29、onsidered as a principle for axial resistance of transoms. DIN EN 16758:2016-12 EN 16758:2016 (E) 9 Figure 8 Dead load (Fv) Figure 9 Dead load (Fv) for serviceability limit state Where the glass supports are tested together with the shear connection a dead load (Fv) should be applied to the glass su

30、pport as in practice. To establish the serviceability limit state (Annex A) it is advised to limit the the deformation of the glass support at a maximum displacement of 1mm, midway between the two displacement transducer (DT1 and DT2). The samples are built according to Figure 1 to 3 or Figure 4 to

31、7 and Figure 8 and 9, for which the following apply: a = 300 mm1), a1= 200 mm and a2= 100 mm; b 500 mm1), b = 750 mm; cv, ch 2)d, e: dimensions of the actual loading points and typical of the construction tested; e: the distance from the position of (a) the contact area of the internal glazing gaske

32、t and the transom, AND (b) the centre of gravity of the infill the manufacturer is willing to use on his/her curtain walling; g = 250 mm1); i = 250 mm; S: fixing of the samples on the test rig (according to the respective loadings). 1) Depending on the circumstances (project specifications or produc

33、ts details) sizes could differ. 2) Depending on the actual geometry of the connection, Fh must be located on the transom as close as possible to the mullion with a recommended maximum of ch 50mm. DIN EN 16758:2016-12 EN 16758:2016 (E) 10 5.3 Loadings 5.3.1 General The design load for the Serviceabil

34、ity Limit State is determined according to the procedure described on Annex A. The design load for the Ultimate Limit State is determined according to the procedure described on Annex B. 5.3.2 Preloading Prior to loading, a force of 100 N will be applied after which the displacement transducers (DT)

35、 will be reset. 5.3.3 Vertical loading The design static loading is defined as follow: - Minimum n = 5 connections are submitted to vertical loading until they break using a deformation speed of 5 mm/min, the force/deformation curve is recorded. - The design vertical load Fv,desis determined accordi

36、ng the procedure described in Annex A. 5.3.4 Horizontal loading 5.3.4.1 Positive (pressure) loading It is defined as follow: - Minimum n = 5 connections are submitted to horizontal positive loadings until they break, using a deformation speed of 5 mm/min, the force/deformation curves are recorded. -

37、 The design positive horizontal load Fh,des,+is determined according the procedure described in Annex A. 5.3.4.2 Negative (suction) loading It is defined as follow: - Minimum n = 5 connections are submitted to horizontal negative loading until they break, using a deformation speed of 5 mm/min, the f

38、orce /deformation curve is recorded. - The design negative horizontal load Fh,des,-is determined according the procedure described in Annex A. 6 Calculation for combined horizontal and vertical loadings 6.1 Method A The samples which were used to calculate the Fv,des, Fh,des,- and Fh,des,+(see 5.3)

39、are used. For each series of n samples, the vertical (Fv,des,x%) and the positive and negative design horizontal (Fh+,des,x%, Fh-,des,x%) loadings are determined according the procedure described in Annex B. When the serviceability limit state is specifically required,-the methodology is as describe

40、d in Annex A. ( )+=, , ,min ;h des h des h desF FF (1) DIN EN 16758:2016-12 EN 16758:2016 (E) 11 All the combinations included in the area A (0, Fv,des, Fh,des) are acceptable, as shown in Figure 10. The points “m” of maximum combinations of vertical and horizontal design loadings belong to the stra

41、ight line of formula: = , ,v desvm vdes hmh desFFF FF(2) Figure 10 Area of acceptable combination of vertical and horizontal loadings 6.2 Method B (detailed, optional) A series of 5 connections are loaded with combined vertical and horizontal loadings as shown in Table 1: Table 1 Examples of loading

42、 combinations Minimum number of samples n = Vertical loadings Positive and negative horizontal loadings 5 Fv,des,20 %= 20 % Fv,desFrom 0N to Fh,des,-5 Fv,des,40 %= 40 % Fv,desFrom 0N to Fh,des,-5 Fv,des,60 %= 60 % Fv,desFrom 0N to Fh,des,-5 Fv,des,80 %= 80 % Fv,desFrom 0N to Fh,des,-5 Fv,des,100 %=

43、100 % Fv,desFrom 0N to Fh,des,-5 Fv,des,20 %= 20 % Fv,desFrom 0N to Fh,des,+5 Fv,des,40 %= 40 % Fv,desFrom 0N to Fh,des,+5 Fv,des,60 %= 60 % Fv,desFrom 0N to Fh,des,+5 Fv,des,80 %= 80 % Fv,desFrom 0N to Fh,des,+5 Fv,des,100 %= 100 % Fv,desFrom 0N to Fh,des,+The deformation speed is 5 mm/min and the

44、force/deformation curve is recorded. For each series of n samples, the vertical (Fv,des,x%) and the positive and negative design horizontal (Fh+,des,x%, Fh-,des,x%) loadings are determined according to the procedure described in Annex B. When the serviceability limit state is specifically required,

45、the methodology is as described in Annex A. DIN EN 16758:2016-12 EN 16758:2016 (E) 12 The pairs of values (Fh+,des,x%, Fv+,des,x%) are graphically represented in Figure 11 as follows for positive and negative horizontal values. The area A represents the acceptable combinations of horizontal and vert

46、ical loadings. Figure 11 Area of acceptable combinations of vertical and horizontal loadings DIN EN 16758:2016-12 EN 16758:2016 (E) 13 7 Test report A report shall be prepared on any initial and further testing and/or calculation according to this standard. It shall include full information on, but

47、not limited to, the following: product type; type/s of construction; fixings - screws, cleats, shear pins; fixings - material specification; including compliance with Standard/s; profile references; origin of materials and type/s of materials; dimensioned drawings of specimens; the manufacturer; the

48、 test laboratory the test method and apparatus; the test results. Evaluation reports shall be retained by the manufacturer and the test laboratory as long as the product is under fabrication and made available on the market, otherwise for at least 10 years. DIN EN 16758:2016-12 EN 16758:2016 (E) 14

49、Annex A (informative) Determination of the design loading of a connection - Serviceability limit state The purpose is to determine the vertical and horizontal loadings corresponding to the elastic deformation limit of the connection thanks to the analysis of the recorded curves during the loading test. The procedure comprises the following steps, as shown in Figure A.1: 1) Clean the r