1、ASD STANDARD NORME ASD ASD NORM prEN 4685 Edition P1 December 2009 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONAvenue de Tervuren, 270 - B-1150 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Descriptors: ENGLISH VERSION Aerospac
2、e series Titanium Ti10V2Fe3Al Bars D 110 mm Rm 1 240 MPa Srie arospatiale Titane Ti10V2Fe3Al Barres D 110 mm Rm 1 240 MPa Luft- und Raumfahrt Titan Ti10V2Fe3Al Stangen D 110 mm Rm 1 240 MPa This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and
3、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 concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content s
4、hall 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 agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for
5、 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 a national standard and by withdrawing any national standards conflicting with the EN. Edition approved for pub
6、lication 15 December 2009 Comments should be sent within six months after the date of publication to ASD-STAN Metallic Material Domain Copyright 2009 by ASD-STAN Copyright ASD-STAN Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS
7、-,-,-prEN 4685:2009 (E) 2 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Metallic Material Domain. After inquiries 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
8、 Publication. Copyright ASD-STAN Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4685:2009 (E) 3 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general
9、 organization of this series is described in EN 4258. This standard has been prepared in accordance with EN 4500-4. 1 Scope This standard specifies the requirements relating to: Titanium Ti10V2Fe3Al Bars D 110 mm Rm 1 240 MPa for aerospace applications. 2 Normative references The following reference
10、d documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2032-2, Aerospace series Metallic materials Part 2: Coding of metallu
11、rgical condition in delivery condition EN 2954, Aerospace series Macrostructural examination of titanium and titanium alloy wrought product EN 3684, Aerospace series Test methods Titanium alloy wrought products Determination of transus temperature Metallographic method EN 4050-1, Aerospace series Te
12、st method for metallic materials - Ultrasonic inspection of bars, plates, forging stock and forgings Part 1: General requirements EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use EN 4500-4, Aerospace series Metalli
13、c materials Rules for drafting and presentation of material standards Part 4: Specific rules for titanium and titanium alloys 1) EN 4800-002, Aerospace series Titanium and titanium alloys Technical specification Part 002: Bar and section 1) 1) Published as ASD-STAN Prestandard at the date of publica
14、tion of this standard. Copyright ASD-STAN Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4685:2009 (E) 4 1 Material designation Titanium Ti10V2Fe3Al Other Element Al V Fe O C N Y Each Total Ti min. 2,60 9,00 1,60 2 Che
15、mical composition % max. 3,40 11,00 2,20 0,13 0,05 0,05 0,005 0,10 0,30 Base 3 Method of melting Vacuum melted. Last melting by consumable electrode 4.1 Form Bars 4.2 Method of production Hot rolling 4.3 Limit dimension(s) mm 110 5 Technical specification EN 4800-002 Delivery condition Not heat trea
16、ted 6.1 Heat treatment 6.2 Delivery condition code F according to EN 2032-2 Use condition Solution treated and aged 7 Heat treatment 33-56 C below the beta transus / 1 h / WQ 480 C / 8 h / AC Characteristics 8.1 Test sample(s) 8.2 Test piece(s) 8.3 Heat treatment Solution treated and aged 9 Dimensio
17、ns concerned mm 75 75 D 110 10 Thickness of cladding on each face % 11 Direction of test piece L L T a 12 Temperature C Ambient 13 Proof stress Rp0,2 MPa 1 110 1 110 1 110 14 Strength Rm MPa 1 240 1 240 1 240 15 Elongation A % 4 4 4 16 T Reduction of area Z % 10 10 8 17 Hardness 18 Shear strength Rc
18、 MPa 19 Bending k 20 Impact strength 21 Temperature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupture stress R MPa 26 C Elongation at rupture A % 27 Notes (see line 98) aCopyright ASD-STAN Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without l
19、icense from IHS-,-,-prEN 4685:2009 (E) 5 30 Microstructure 33-56 C below the beta transus / 1 h / WQ 480 C / 8 h / AC 7 Shall consist of primary alpha phase in a matrix of aged beta phase. An unbroken continuous alpha phase network along prior beta phase grain boundaries is not acceptable. 44 Extern
20、al defects See EN 4800-002. 6 Visual 51 Macrostructure 1 See EN 4800-002. 7 Delivery condition Beta transus 25 C / 1 h / WQ D mm Maximum acceptable macrostructure EN 2954 50 2MA2 50 D 110 2MA3 No beta fleck. (No area without primary alpha phase greater than 0,76 0,76 mm). Inspection from locations r
21、epresenting the top and the bottom end of each batch. 61 Internal defects See EN 4800-002. 1 EN 4050-1 7 Class 5 86 -transus temperature See EN 3684. 95 Marking inspection 96 Dimensional inspection 98 Notes aTest sample over 55 mm thickness. 99 Typical use Copyright ASD-STAN Provided by IHS under li
22、cense with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-prEN 4685:2009 (E) 6 100 Product qualification Qualification programme to be agreed between manufacturer and purchaser. Copyright ASD-STAN Provided by IHS under license with AECMA Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-
