ASD-STAN PREN 4128-2014 Aerospace series Bolts normal hexagonal head coarse tolerance shank short thread in heat resisting nickel base alloy aluminium IVD coated Classification 1 2.pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4128 Edition P 3 June 2014 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 775 8131 - www.asd-stan.orgICS: 49.030.20 Supersedes edition P

2、 2 of November 1999 and will supersede EN 4128:2009 Descriptors: aircraft industry, aircraft equipment, screw, hexagonal head screw, nickel alloy, heat resistant material, screw thread, specification, characteristic, dimension, mass, dimensional tolerance, surface treatment, designation, marking ENG

3、LISH VERSION Aerospace series Bolts, normal hexagonal head, coarse tolerance normal shank, short thread, in heat resisting nickel base alloy, aluminium IVD coated Classification: 1 250 MPa (at ambient temperature) / 425 C Srie arospatiale Vis tte hexagonale normale, ft normal tolrance large, filetag

4、e court, en alliage rsistant chaud base de nickel, revtues aluminium IVD Classification : 1 250 MPa ( temprature ambiante) / 425 C Luft- und Raumfahrt Sechskantschrauben, kurzes Gewinde, aus hochwarmfester Nickelbasislegierung, Aluminium IVD beschichtet Klasse: 1 250 MPa (bei Raumtemperatur) / 425 C

5、 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 approved by the experts of the concern

6、ed 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 examination and review by users and formal

7、 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 level by giving the EN the status of

8、a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for publication 1st June 2014 Comments should be sent within six months after the date of publication to ASD-STAN Mechanical Domain Copyright 2014 by ASD-STAN prEN 4128:2014 (E) 2 Contents Page Fo

9、reword 2 1 Scope 3 2 Normative references 3 3 Required characteristics . 4 4 Designation 7 5 Marking . 7 6 Technical specification . 7 Annex A (informative) Standard evolution form . 9 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Mechanical Domain. After inqui

10、ries 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 4128:2014 (E) 3 1 Scope This standard specifies the characteristics of bolts, normal hexagonal head, coarse tolerance shank, shor

11、t thread, in heat resisting nickel base alloy, aluminium IVD coated. Classification: 1 250 MPa 1) / 425 C 2). 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edi

12、tion cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2424, Aerospace series Marking of aerospace products EN 6118, Aerospace series Process specification Aluminium base protection for fasteners 3) EN 9100, Aerospace series Q

13、uality Management Systems Requirements for Aviation, Space and Defense Organizations EN 9133, Aerospace series Quality management systems Qualification procedure for aerospace standard parts ISO 3193, Aerospace Bolts, normal hexagonal head, normal shank, short or medium length MJ threads, metallic m

14、aterial, coated or uncoated, strength classes less than or equal to 1 100 MPa Dimensions ISO 3353-1, Aerospace Lead and runout threads Part 1: Rolled external threads ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts ISO 7913, Aerospace Bolts and screws, metric Tolerances

15、of form and position ISO 9154, Aerospace Bolts, with MJ threads, made of heat-resistant nickel-based alloy, strength class 1 550 MPa Procurement specification TR 3775, Aerospace series Bolts and pins Materials 4) MIL-DTL-83488, Coating, aluminium, high purity 5) 1) Minimum tensile strength of the ma

16、terial at ambient temperature. 2) Maximum temperature that the bolt can withstand without continuous change in its original characteristics, after return to ambient temperature. The maximum temperature is determined by the surface treatment. 3) Publie comme Prnorme ASD-STAN la date de publication de

17、 la prsente norme. http:/www.asd-stan.org/ 4) Published as ASD Technical Report at the date of publication of this standard. 5) Published by: Department of Defense (DOD), the Pentagon, Washington, D.C. 20301, USA. prEN 4128:2014 (E) 4 3 Required characteristics 3.1 Configuration Dimensions Masses Se

18、e Figure 1 and Table 1. Dimensions and tolerances are: in conformity with ISO 3193, expressed in millimetres and apply after surface treatment. Details of form not stated are left to the manufacturers discretion. 3.2 Tolerances of form and position ISO 7913 3.3 Materials TR 3775: heat resisting nick

19、el base alloy, strength class 1 250 MPa prEN 4128:2014 (E) 5 3.4 Surface treatment MIL-DTL-83488, type II, class 3, thickness 4 m to 12 m, or EN 6118. After aluminium deposit: mechanical blasting, followed by a chromate conversion coating within 24 h max. 6); optional lubrication with cethylic alcoh

20、ol (code E). Values in micrometres apply prior to surface treatment. Break sharp edges 0,1 to 0,4. Key 1 Two holes D6 (optional, see Table 2) 2 Continuous surface 3 One hole D7 (optional, see Table 2) 4 Thread 5 Marking 6 Conforms to ISO 3353-1 Figure 1 6) Products used shall be in conformity with n

21、ational regulation into force. Ramax 3,2 Ramax 1,6 Ramax 0,8 prEN 4128:2014 (E) 6 Table 1 Diameter code Thread a D1 D2 D3 D4 b D5 D6 D7 E F G H h12 min. 0 0,5 min. nom. Tol. H13 H13 min. max. min. 0 0,3 030 MJ30,5 - 4h6h 3 5,5 5,4 2,3 0 0,5 6,5 0,4 0,2 2,0 040 MJ40,7 - 4h6h 4 6,4 6,4 3,0 1,1 7,6 0,5

22、 2,5 050 MJ50,8 - 4h6h 5 7,4 5,25 7,4 3,4 0,5 1,0 1,5 8,7 3,0 1,35 060 MJ61 - 4h6h 6 9,4 6,25 9,3 4,2 1,4 10,9 3,5 1,60 070 MJ71 - 4h6h 7 10,3 7,25 10,2 5,2 1,9 12,0 4,0 1,85 080 MJ81 - 4h6h 8 12,3 8,25 12,2 6,2 14,3 4,5 2,10 100 MJ101,25 - 4h6h 10 16,3 10,25 16,0 7,9 1,6 2,4 18,9 0,6 0,3 5,0 2,35 1

23、20 MJ121,25 - 4h6h 12 18,3 12,25 18,0 9,8 21,1 6,0 2,85 140 MJ141,5 - 4h6h 14 21,3 14,25 21,0 11,5 3,0 24,5 7,0 3,35 160 MJ161,5 - 4h6h 16 23,3 16,25 23,0 13,5 26,8 8,0 3,85 180 MJ181,5 - 4h6h 18 26,3 18,25 26,0 15,5 3,8 30,2 9,0 4,35 200 MJ201,5 - 4h6h 20 29,3 20,25 29,0 17,5 33,6 10,0 4,85 Diamete

24、r code J K L1 0,2 c, d L2 L3 N R Mass e nom. Tol. Code nom. 0 0,3 max. min. f g 030 6 h12 002 to 030 2 to 30 6,0 0,4 0,2 0,896 0,057 040 7 002 to 040 2 to 40 7,5 5,0 1,711 0,101 050 8 3,25 003 to 050 3 to 50 9,0 6,0 2,0 0,5 0,3 3,000 0,158 060 10 h13 4,10 003 to 060 3 to 60 10,0 7,0 2,3 0,7 0,5 5,60

25、7 0,228 070 11 4,50 004 to 070 4 to 70 11,0 2,7 7,679 0,311 080 13 5,35 004 to 080 4 to 80 11,5 7,5 3,0 11,565 0,407 100 17 7,10 005 to 100 5 to 100 14,5 9,0 3,4 0,8 0,6 22,451 0,635 120 19 7,90 006 to 120 6 to 120 16,0 10,0 4,0 0,9 35,892 0,915 140 22 9,20 007 to 140 7 to 140 19,0 12,0 4,7 1,1 0,8

26、55,262 1,245 160 24 10,05 008 to 160 8 to 160 20,5 12,5 5,4 80,815 1,628 180 27 11,30 009 to 180 9 to 180 22,5 14,5 6,0 1,3 1,0 113,885 2,059 200 30 12,60 010 to 200 10 to 200 24,5 15,0 6,7 155,797 2,541 a In accordance with ISO 5855-2. b D4 max. shall be less than J. c Increments: 1 for L1 30; 2 fo

27、r 30 L1 100; 4 for L1 100. d If greater lengths are required, they shall be chosen using the above increments. The length code corresponds to the length L1, completed by one or two zeros to the left, where necessary, to obtain a three digit code. e Approximate values (kg/1 000 pieces), calculated on

28、 the basis of 8,195 kg/dm3, for information purposes only. They apply to bolts without holes. f Value for head and first L4. g Increase for each additional millimetre of L4. prEN 4128:2014 (E) 7 4 Designation EXAMPLE Description block BOLT Identity block EN4128H050040E Number of this standard Hole c

29、ode (see Table 2) Diameter code (see Table 1) Length code (see Table 1) Lubrication code (see 3.4) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. Table 2 Holes Code Lockwire H Split pin D Lockwire and split pin C No hole (hyphen) 5 Marking See

30、 Table 3 and Figure 1, indented. Table 3 Diameter code EN 2424 Style 030 and 040 N 050 to 200 C MJ 6 Technical specification 6.1 General ISO 9154, with the following modifications. 6.2 Approval of manufacturers EN 9100 prEN 4128:2014 (E) 8 6.3 Qualification of bolts EN 9133 6.4 Other modified requir

31、ement Minimum tensile strength test load and double shear test loads and tension fatigue test: apply the coefficient 0,806. prEN 4128:2014 (E) 9 Annex A (informative) Standard evolution form MODIFICATION REASON AND VALIDATION Replace 6.4 “Minimum tensile strength test loads: apply the coefficient 0,

32、806.” By “Minimum tensile strength test load and double shear test loads and tension fatigue test: apply the coefficient 0,806.” The coefficient 0,806 is the ratio of UTS 1250/1550 and should be used for double shear and tension fatigue test too. The symbols inside and above of the drawing for roughness are not valid anymore. Add Ra max for each value Modify symbols according to ISO 1302. Replace MIL-C-83488C By MIL-DTL-83488 or EN 6118 Reference to EN 6118 is added as an alternative. The issue letter of MIL-DTL-83488 is removed.