1、CEN PRENx4129 94 m 3404589 0062bL T47 m Edition approved for publication 199443-1 4 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 4129
2、Edition P 1 March 1994 EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATERIEL AEROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 UDC : Descriptors : ENGLISH VERSION Aerospace series Bolts, normal hexagonal head, coarse toleranc
3、e normal shank, medium length thread, in alloy steel, cadmium plated Classification : 1 100 MPa (at ambient temperature) / 235 OC Srie arospatiale Vis tte hexagonale normale, tige normale tolrance large, filetage moyen, en acier alli, cadmies Classification : 1 100 MPa ( temprature ambiante) I235 OC
4、 Luft- und Raumfahrt Sechskantschrauben, mittlere Gewindelnge, aus legiertem Stahl, verkadmet Klasse : 1 100 MPa (bei Raumtemperatur) / 235 OC This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It i
5、s 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 prestandard, the technical content shall not be changed to an extent that i
6、nterchangeability is affected, physically or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre INPSI and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to
7、 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 C 3 Chairman Mi. Arena aecma 1994 CEN PRENr4129 94 = 3404.589 0062682 983 Page 3 prEN 41 29 : 1994 1 Sco
8、pe This standard specifies the characteristics of bolts, normal hexagonal head, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification : 1 1 O0 MPa / 235 OC 2, 2 Normative references IS0 3193 IS0 3353 IS0 5855-2 IS0 7689 IS0 7913 EN 2000 EN 2133 EN 2137 E
9、N 2424 EN 2442 EN 3042 TR 3775 Aerospace - Bolts, normal hexagonal head, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensions Aerospace - Rolled threads for bolts - Lead and runout requirements Aerospace
10、 - MJ threads - Part 2 : Limit dimensions for bolts and nuts Aerospace - Alloy steel bolts with strength classification 1 100 MPa and MJ threads - Procurement specification Aerospace - Fasteners - Tolerances of form and position for bolts and screws Aerospace series - Quality assurance - EN aerospac
11、e products - Approval of the quality system of manufacturers Cadmium plating of steels with maximum specified tensile strength equal to or less than 1 450 MPa and copper and copper alloys - Aerospace series 3, Steel FE-PL75 - 1 100 MPa I R, 5 1 250 MPa - Bars De 5 100 mm - Aerospace series 3) Aerosp
12、ace series - Marking of aerospace products 3, Steel FE-PL711 - 1 100 MPa I R, I 1 300 MPa - Bars and wires De 5 25 mm - Aerospace series 3, Aerospace series - Quality assurance - EN aerospace products - Qualification procedure Aerospace series - Bolts and pins - National materials 4, 1) Minimum tens
13、ile strength of the material 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) Published as AECMA Standard at the
14、 date of publication of this standard 4) Published as AECMA Technical Report at the date of publication of this standard Previous page is blank CEN PRENx4L29 94 m 3404589 00b2683 BLT m Page 4 prEN 41 29 : 1994 3 Required characteristics 3.1 Configuration - Dimensions - Masses See figure 1 and table
15、1. Dimensions and tolerances are : in conformity with IS0 31 93, expressed in millimetres and apply after surface treatment. 3.2 IS0 7913 3.3 Materials EN 2137, EN 2442 Tolerances of form and position or TR 3775 (alloy steel, classification 1 100 MPa) 3.4 Surface treatment EN 2133, 8 pm to 14 pm on
16、all surfaces which can be contacted by a 20 mm diameter ball. On all other surfaces, a continuous cadmium plating shall be present, but no value is specified. Black colour option : code B Y O O + c .- ri w W C .- CEN PRENw4229 94 m 3404589 0062684 756 m Page 5 prEN 4129 : 1994 Page 6 prEN 4129 : 199
17、4 r al a c“ CEN PREN*4129 94 3404589 0062685 692 CEN PREN*4L29 94 W 3404589 00b2b8b 529 Page 7 prEN 41 29 : 1994 CEN PRENx4129 94 3404589 0062687 465 Holes Lockwire Split pin Lockwire and split pin No hole Page 8 prEN 4129 : 1994 Code H D C - hvohenl 4 Designation EXAMPLE : 050 to 120 B 140 to 200 A
18、 I Description Block Identity block BOLT EN4i 29H050040B T Diameter code (see table 1) Number of this standard Hole code (see table 2) Length code (see table 1) Black colour plating code (see 3.4) NOTE : If necessary, the code 19005 shall be placed between the description block and the identity block. Table 2 I I 3 5 Marking See table 3 and figure 1. Table 3 I EN 2424 I 6 Technical specification IS0 7689, except for clauses : - Approval of manufacturers : see EN 2000 ; - Qualification of bolts : see EN 3042.
