ASD-STAN PREN 2545-3-1991 Aerospace Series Titanium and Titanium Alloy Remelting Stock and Castings - Technical Specification - Part 3 - Pre-Production and Production Castings (Edi.pdf
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1、CEN PRENsZ545 (PT*3)*ED*1 91 W 3404589 0015980 7 a A. E .C, M. A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 2545 Part 3 Edition 1 June 1991 DITE PAR LASSOCIATION EURCPEENNE DES CONSTRUCTEURS DE MATERIEL AEROSPATIAL 88, boulevard Malesherbes, 75008 PARIS - TEL. 45-63-82-85 UDC : Key words : ENG
2、LISH VERSION Aerospace series Titanium and titanium alloy remelting stock and castings ., Technical specification - Part 3 - Pre-production and production castings Srie arospatiale Luft- und Raumfahrt Produits pour refusion et pices moules en titane et alliages de titane - Spcification technique - P
3、artie 3 - Pices types Vormaterial und Gupstcke aus Titan und Titanlegierungen - Technische Lieferbedngungen - Teil 3 - Ausfallmuster- und et pices de srie Seriengustcke This *Aerospace series standard has been drawn up under the responsibility ofAECMA (Association Europenne des Constructeurs de Matr
4、iel Arospatial). It is published on yellow paper in three equivalent versions (English, French German). It will be submitted as a draft European Standard to CEN (European Committee for Standardization) for final vote. Approved by The eiiiiivaleni versions in French and Gornian languages Ciin be supp
5、lied - Technopolis 54 . 199, rue Jean-Jacques fioussoaii of A.E.C.M.A. 1991-06-25 92139 ISSY LES MOULINCAUX CEDEX - FHARCE 0 aecma 1991 CEN PREN*K25Y5 (PT*3)*ED*L 91 m 3404589 OOL598L 9 m prEN 2545-3 Page 2 Contents 1 2 References 3 Recommandation for casting development 4 Pre-production castings 5
6、Manufacture of production castings 6 7 We1 ding repair 8 Marking Annex A Annex B Annex C Annex D Annex E Scope and field of application Inspection and testing of production castings a O O a CEN PREN*2545 (PT*3)*ED*3 93 3404589 0035982 O = - prEN 2545-3 Page 3 1 The present standard defines the parti
7、cular requi rements for pre-production and production castings in titanium and titanium alloys. This standard shall be used in conjunction with EN 2545-1. Where remelting stock is used it shall conform to EN 2545-2. Unless otherwise required by the order, drawing or ins ection schedule, the castings
8、 shall be supplied to quality level 2 (see table 3 B . 2 References Scope and field of application EN 2002-1 EN 2002-2 EN 2002-5 EH 2002-16 EN 2002-21 EN 2003-10 EN 2078 EN 2545-1 EN 2545-2 ASTM E 192-85 Aerospace series - Test methods for metallic materials - Part 1 - Tensile testing at ambient tem
9、perature 1) Aerospace series - Test methods for metallic materials - Part 2 - Tensile testing at eievated temperature 1) Aerospace series - Test methods for metallic materials - Part 5 - Uninterrupted creep and rupture testing 2) Aerospace series - Test methods for metallic materials - Part 16 - Dye
10、 penetrant testing 2) Aerospace series - Test methods for metallic materials - Part 21 - Radiographic testing on cast components 1) Aerospace series - Test methods for products in steel, titanium, titanium alloys and heat resisting alloys - Part 10 - Sampling for determination of hydrogen content in
11、 titanium and titanium alloys 2) Manufacturing schedule, inspection schedule and inspection report - General definitions - Aerospace series 3) Aerospace series - Titanium and titanium alloy remelting stock and castings - Technical Specification - Part 1 - General requirements 2) Aerospace series - T
12、itanium and titanium alloy remelting stock and castings - Technical specification - Part 2 - Remelting stock 2) Standard reference radiographs of investment steel castings of aerospace appl i cations 4) 1) Published as AECMA pre-standard at the date of publication of the present 2) In preparation at
13、 the date of publication of the present standard. 3) Published as AECMA Standard at the date of publication of the present 4) This standard is published by American Society for Testing and Materials standard. standard. (ASTM) , 1916 Race street, Philadelphia PA 19 103. prEN 2545-3 Page 4 3 Recommand
14、ation for casting development It is strongly recommended that the technical representative of the manufacturer be given the opportunity to examine the casting drawing at the initial stages of design and td advise on the optimum design which will facilitate consistent production of acceptable casting
15、s. The dimensional tolerances of the castings shall be as agreed between the purchaser and the manufacturer and indicated on the drawing or the inspection schedule. 4 Pre-production castings 4.1 General 4.1.1 The following requirements shall be specified on the order, drawing and/or inspection sched
16、ule in addition to those specified in EN 2545-1 : - Number of castings to be examined - Who shall perform the examination - Heat treatment condition - Type and frequency of inspection and testing necessary to evaluate and qualify the manufacturing process (dimensions, mechanical and metallurgical pr
17、operties, etc. ). 4.1.2 The inspection and testing of pre-production castings shall be carried out and recorded to allow the definition of the optimum techniques to be used for production castings. 4.1.3 include those which will be carried out on production castings. The inspection and tests carried
18、 out on pre-production castings shall 4.2 Inspection and test report In addition to the information required by EN 2078, the inspection and test report on the pre-production castings chal 1 provide all technical information to allow evaluation of the quality of these parts, e.g. radiographs, results
19、 of dimensional measurements, . 4.3 Acceptance of pre-production castings When all inspection and test results relative to pre-production castings have been reported and accepted as satisfactory, the purchaser shall give his written agreement for series production. The inspection schedule and if req
20、uired the manufacturing schedule shall be agreed between the manufacturer and the purchaser. 5 Manufacture of production castings 5.1 At the start of production, the manufacturing schedule may be completed to allow the manufacturer to guarantee the reproducibility of the product with more certainty.
21、 All information, no matter how minor, shall be recorded in the manufacturing schedule. CEN PREN*2545 (PT*3)*ED*L 91 3404589 0015984 4 = prEN 2545-3 Page 5 5.2 When a manufacturing schedule has been agreed, no change in manufacturing method shall be made without the written approval of the purchaser
22、. When such changes are necessary in the case of, for example : a) b) c) the purchaser shall decide if new pre-production castings shall be manufactured and tested. The manufacturing schedule and the inspection schedule shall be modified if necessary. alterations of pattern, mould material or positi
23、on of runners and risers, alterations of the casting process, alterations of the heat treatment process, 5.3 Any change in the form of the casting requiring a new or revised drawing may at the purchasers or manufacturers request result in : - - manufacturing of new pre-producti on castings, or modif
24、ication of the manufacturing schedule and/or the inspection schedule. 5.4 Manufacturing schedules and inspection schedules, which are modified during production shall be subjected to the same approval process as the original documents, 5.5 Manufacture Castings shall be poured from a melt, made by on
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