1、CEN PRENr4334 94 3404589 0083052 bbT Edition approved for publication 1994-1 1-18 AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE prEN 4134 Ed
2、ition P 1 November 1994 EDITE PAR L?ASSOCIATION EUFIOPEENNE DES CONSTRUCTEURS DE MATERIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 UDC : ENGLISH VERSION Aerospace series Bolts, normal hexagonal head, coarse tolerance normal sha
3、nk, long thread, in heat resisting nickel base alloy, aluminium IVD coated Classification : 1 250 MPa (at ambient temperature) / 425 OC Srie arospatiale Luft- und Raumfahrt Sechskantschrauben, langes Gewinde, aus hochwarmfester Nickelbasislegierung, Aluminium IVD beschichtet (bei Raumtemperatur) I42
4、5 Oc Vis tte hexagonale normale, tige normale tolrance large, filetage long, en alliage rsistant chaud base de nickel, revtues aluminium IVD ( temprature ambiante) / 425 OC Classification : 1 250 MPa Klasse : 1 250 MPa This ?Aerospace Series? Prestandard has been drawn up under the responsibility of
5、 AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of this
6、 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 signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services
7、of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX C3 Chairman Mr Arena I I I a
8、ecrna 199. CEN PREN*4L34 94 W 3404589 0083053 5Tb W Page 3 prEN 4134 : 1994 1 Scope This standard specifies the characteristics of bolts, normal hexagonal head, coarse tolerance normal shank, long thread, in heat resisting nickel base alloy, aluminium IVD coated. Classification : 1 250 MPa ) / 425 O
9、C 2, 2 Normative references IS0 3353 IS0 5855-2 IS0 7913 IS0 9154 EN 2000 EN 2424 EN 2952 EN 3042 EN 3219 TR 3775 Aerospace - Rolled threads for bolts - Lead and runout requirements Aerospace - MJ threads - Part 2 : Limit dimensions for bolts and nuts Aerospace - Bolts and screws, metric - Tolerance
10、s of form and position Aerospace - Bolts, strength class 1 550 MPa, MJ threads - Procurement specification 3, Aerospace series - Quality assurance - EN aerospace products - Approval of the quality system of manufacturers Aerospace series - Marking of aerospace products 4, Aerospace series - Heat res
11、isting alloy NI-PH2601 - Solution treated and cold worked - Bar for forged fasteners - I 50 mm - 1 270 MPa I R, I 1 470 MPa 5, Aerospace series - Quality assurance - EN aerospace products - Qualification procedure Aerospace series - Heat resisting nickel base alloy (NI-PlOOHT) - Cold worked and soft
12、ened - Bar and wire for continuous forging or extrusion for fasteners - 3 I 2 30 mm 5, Aerospace series - Bolts and pins - National materials MIL-C-83488C Coating, aluminium, ion vapor deposited 7, 1) Minimum tensile strength of the material at ambient temperature 2) Maximum temperature that the bol
13、t can withstand without continuous change in its original characteristics, after return to ambient temperature. The maximum temperature is determined by the surface treatment. 3) In preparation at the date of publication of this standard 4) Published as AECMA Standard at the date of publication of t
14、his standard 5) Published as AECMA Prestandard at the date of publication of this standard 6) Published as AECMA Technical Report at the date of publication of this standard 7) Published by : Department of Defense (DODI, the Pentagon, Washington, D.C. 20301, USA Previous page is blank CEN PREM*4134
15、94 m 3404589 0081054 432 m Page 4 prEN 4134 : 1994 3 Required characteristics 3.1 See figure 1 and table 1. Dimensions and tolerances are expressed in millimetres and apply after surface treatment. 3.2 IS0 7913 3.3 Materials EN 2952, EN 3219 Configuration - Dimensions - Masses Tolerances of form and
16、 position or TR 3775 (heat resisting nickel base alloy, classification 1 250 MPa) 3.4 Surface treatment MIL-(2-83488, Type II class 3 ; 7 pm to 20 prn After aluminium deposit : - mechanical blasting, followed by a chromate conversion coating within 24 h max. 8, - optional lubrication with cethylic a
17、lcohol (code E) 8) Products used shall be in conformity with national regulation into force. O +, o, CEN PRENx4134 74 m 3404589 0081055 379 Page 5 prEN 4134 : 1994 U CEN PRENx4334 94 3404589 O083056 205 Page 6 prEN 41 34 : 1994 9 O C - - (D H C - I I pe- I l - c zoc CEN PRENaqL34 94 3404589 0083057
18、I143 Page 7 prEN 4134 : 1994 CEN PRENL4134 94 3404589 008L058 088 W Holes Page 8 prEN 41 34 : 1994 Code 4 Designation EXAMPLE : 030and 040 050 to 200 Description block Identity block EN4,l34H05004( Number of this standard Hole code (see table 2) Diameter code (see table 1) Length code (see table 1)
19、Lubrication code (see 3.4) N C + MJ r NOTE : If necessary, the code 19005 shall be placed between the description block and the identity block. 1 with I H I I without I - (hvoheni I 5 Marking See table 3 and figure 1. Table 3 EN 2424 Style Diameter code 6 Technical specification IS0 91 54, with the following modifications : 6.1 Approval of manufacturers EN 2000 6.2 Qualification of bolts EN 3042 6.3 Other modified requirement Test loads : apply the coefficient 0,81.
