ASD-STAN PREN 4500-004-2011 Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 004 Specific rules for titanium and titanium alloys (.pdf

1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4500-004 Edition P 2 November 2011 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: Supersedes ed

2、ition P 1 of June 1996 Descriptors: ENGLISH VERSION Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 004: Specific rules for titanium and titanium alloys Srie arospatiale Matriaux mtalliques Rgles pour la rdaction et la prsentation des normes de matr

3、iaux Partie 004 : Rgles spcifiques au titane et aux alliages de titane Luft- und Raumfahrt Metallische Werkstoffe Regeln fr das Erstellen und die Gestaltung von Werkstoffnormen Teil 004: Besondere Regien fr Titan und Titanlegierungen This “Aerospace Series“ Prestandard has been drawn up under the re

4、sponsibility 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 concerned Domain following member comments. Subsequent to the publication

5、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 agreement of ASD-STAN, it will be submitted as a draft European St

6、andard (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 a national standard and by withdrawing any national standards confl

7、icting with the EN. Edition approved for publication 1 November 2011 Comments should be sent within six months after the date of publication to ASD-STAN Metallic Material Domain Copyright 2011 by ASD-STAN prEN 4500-004:2011 (E) 2 Contents Page Foreword 2 Introduction .3 1 Scope 4 2 Normative referen

8、ces 4 3 Terms and definitions .4 4 Rules for drafting and presentation .4 Bibliography 18 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

9、 General Process Manual, this standard has received approval for Publication. prEN 4500-004:2011 (E) 3 Introduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258. prEN 4500-004:2011 (E

10、) 4 1 Scope This standard specifies the specific rules for the drafting and presentation of titanium and titanium alloy material standards for aerospace applications. It shall be used in conjunction with EN 4500-001. 2 Normative references The following referenced documents are indispensable for the

11、 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 2032-1, Aerospace series Metallic materials Part 1: Conventional designation EN 4258, Aerospace series Met

12、allic materials General organization of standardization Links between types of EN standards and their use EN 4500-001, Aerospace series Metallic materials Rules for draftingand presentation of material standards Part 001: General rules 1)EN 4722, Aerospace series Titanium and titanium alloys require

13、ment and guidance 2)EN 4800-001, Aerospace series Titanium and titanium alloys Technical specification Part 001: Plate, sheet and strip 1)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 4500-001 apply. 4 Rules for drafting and presentation 4.1 Page 1

14、Title 4.1.1 General Use material designation according EN 2032-1 and EN 4722. See EN 4500-001 and example 1 of this standard. The following are examples of descriptions which shall be used. 1) Published as ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). 2) In pre

15、paration at the date of publication of this standard. prEN 4500-004:2011 (E) 5 4.1.2 Method of melting For forging stock and forgings, only the required grade shall be indicated in accordance with EN 4800-001. For other forms, use one or more of the following terms: non consumable electrode vacuum m

16、elted; consumable electrode vacuum arc melted; consumable electrode vacuum arc remelted; multiple melted; plasma cold hearth melted (P.C.H.M.); electron-beam melted. 4.1.3 Form entries a) sheet, strip, plate; The terms may be qualified with one of the following terms: cold rolled; hot rolled. b) bar

17、; The term may be qualified with one or more of the following terms: rolled; extruded; forged. c) section; The term may be qualified with the following term: extruded. d) tube; The term may be qualified with one or more of the following terms: rolled; drawn; extruded; seamless; welded. prEN 4500-004

18、:2011 (E) 6 e) wire; The term may be qualified with one or more of the following terms: extruded; rolled; drawn. f) forging stock; g) forgings; h) remelting stock; i) castings; The term may be qualified with one or more of the following terms: investment; rammed graphite mould; hot isostatically pre

19、ssed (hipped). j) ring; The term may be qualified with one or more of the following terms: rolled; forged; welded. 4.1.4 Additional information entries for structural applications; for pressure applications; for superplastic forming; for machining; for forged fasteners; for machined fasteners; for w

20、elding. 4.2 Page 2 See EN 4500-001. prEN 4500-004:2011 (E) 7 4.3 Page 3 See EN 4500-001 and example 2 of this standard. 4.4 Page 4 4.4.1 Page 4, line 1: Material designation See EN 4500-001 and example 3 of this standard. 4.4.2 Page 4, line 2: Chemical composition The chemical composition shall be w

21、ritten in accordance with EN 4500-001 and the order of presentation of elements shall conform to the following rules: alloy elements in decreasing maximum content order; gas elements in decreasing maximum content order; trace elements in decreasing maximum content order; ratio and/or total elements;

22、 other elements : each and total. 4.4.3 Page 4, line 3: Method of melting See EN 4500-001 and example 3 of this standard, using the terms listed in 4.1.2. 4.4.4 Page 4, line 4.1: Form See EN 4500-001 and example 3 of this standard. 4.4.5 Page 4, line 4.2: Method of production See EN 4500-001 and exa

23、mple 3 of this standard, using the applicable terms given in 4.1. 4.4.6 Page 4, line 4.3: Limit dimension(s) See EN 4500-001 and example 3 of this standard. 4.4.7 Page 4, line 5: Technical specification See EN 4500-001 and example 3 of this standard. 4.4.8 Page 4, line 6.1: Delivery condition and He

24、at treatment See EN 4500-001 and example 3 of this standard. Use one or more of the following terms: not heat treated; annealed; solution treated; prEN 4500-004:2011 (E) 8 quenched; aged; cold worked; hot isostatically pressed (hipped); descaled; machined; ground; pickled; stress relieved. 4.4.9 Pag

25、e 4, line 6.2: Delivery condition code See EN 4500-001 and example 3 of this standard. 4.4.10 Page 4, line 7: Use condition and Heat treatment See EN 4500-001 and example 3 of this standard. Use the terms given in 4.4.8 or state: Delivery condition. 4.4.11 Page 4, line 8.1: Test sample(s) See EN 450

26、0-001 and example 3 of this standard. 4.4.12 Page 4, line 8.2: Test piece(s) See EN 4500-001 and example 3 of this standard. 4.4.13 Page 4, line 8.3: Heat treatment See EN 4500-001 and example 3 of this standard. 4.4.14 Page 4, line 9: Dimensions concerned See EN 4500-001 and example 3 of this stand

27、ard. 4.4.15 Page 4, line 10: Thickness of cladding on each face Not applicable to titanium and titanium alloys. 4.4.16 Page 4, line 11: Direction of test piece See EN 4500-001 and example 3 of this standard. 4.4.17 Page 4, lines 12 to 16: Tensile (T) See EN 4500-001 and example 3 of this standard. p

28、rEN 4500-004:2011 (E) 9 4.4.18 Page 4, line 17: Hardness See EN 4500-001 and example 3 of this standard. 4.4.19 Page 4, line 18: Shear strength See EN 4500-001 and example 3 of this standard. 4.4.20 Page 4, line 19: Bending See EN 4500-001 and example 3 of this standard. 4.4.21 Page 4, line 20: Impa

29、ct strength See EN 4500-001 and example 3 of this standard. 4.4.22 Page 4, lines 21 to 26: Creep (C) See EN 4500-001 and example 3 of this standard. 4.4.23 Page 4, line 27: Notes (see line 98) See EN 4500-001 and example 3 of this standard. 4.5 Page 5, lines 28 to 99 4.5.1 Page 5, line 29: Reference

30、 heat treatment See EN 4500-001 and example 4 of this standard. 4.5.2 Page 5, lines 30 to 94 The relevant lines shall be completed in accordance with EN 4500-001, see example 4 of this standard. 4.5.3 Page 5, line 95: Marking inspection See EN 4500-001 and example 4 of this standard. 4.5.4 Page 5, l

31、ine 96: Dimensional inspection See EN 4500-001 and example 4 of this standard. 4.5.5 Page 5, line 98: Notes See EN 4500-001 and example 4 of this standard. 4.5.6 Page 5, line 99: Typical use See EN 4500-001 and example 4 of this standard. 4.6 Page 6, line 100: “Product qualification“ See EN 4500-001

32、 and example 5 of this standard. prEN 4500-004:2011 (E) 10 Example 1: Completion of title Aerospace series Titanium alloy Ti-2.5Cu Solution treated and aged Forgings De 75 mm 650 MPa Rm 880 MPa Srie arospatiale Alliage de titane Ti-2.5Cu Mis en solution et vieilli Pices forges et matrices De 75 mm 6

33、50 MPa Rm 880 MPa Luft- und Raumfahrt Titanlegierung Ti-2.5Cu Lsungsgeglht und ausgelagert Gesenk- und Freiformschmiedestcke De 75 mm 650 MPa Rm 880 MPa prEN 4500-004:2011 (E) 11 Example 2: Completion of page 3 Introduction This standard is part of the series of EN metallic material standards for ae

34、rospace applications. The general organization of this series is described in EN 4258. This standard has been prepared in accordance with EN 4500-004. 1 Scope This standard specifies the requirements relating to: Titanium alloy Ti-2.5Cu Solution treated and aged Forgings De 75 mm 650 MPa Rm 880 MPa

35、for aerospace applications. 2 Normative references The following referenced 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

36、. EN 4258, Aerospace series Metallic materials General organization of standardization Links between types of EN standards and their use EN 4500-004, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 004: Specific rules for titanium and titanium alloy

37、s 1)EN 4800-001, Aerospace series Titanium and titanium alloy Technical specification Part 001: Plate, sheet and strip 1)1) Published as ASD-STAN Prestandard at the date of publication of this standard (www.asd-stan.org). prEN 4500-004:2011 (E) 12 Example 3: Completion of page 4 1 Material designati

38、on Titanium alloy Ti-6Al-5Zr-0.5Mo-0.2Si 2Chemical composition %Element Al Zr Mo Si O N H C Fe Y Others Ti Each Total min. 5,7 4,5 0,25 0,10 0,09 Base max. 6,3 6,0 0,75 0,40 0,19 0,03 100 a0,08 0,05 50 a0,10 0,40 3 Method of melting Grade 1 See EN 4800-005. 4.1 Form Forging stock 4.2 Method of produ

39、ction 4.3 Limit dimension(s) mm D 360 5 Technical specification EN 4800-005 6.1 Delivery condition Not heat treated Heat treatment 6.2 Delivery condition code U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Sample(s) Reforged sample with a thickness 75 mm in accordance with E

40、N 2957 or cut from forging stock8.2 Test piece(s) Heat treated before machining 8.3 Heat treatment See line 29. 9 Dimensions concerned mm D 360 10 Thickness of cladding on each face % 11 Direction of test piece L or LT 12 Temperature C Ambient 520 13 Proof stress Rp0,2MPa 850 480 14 T Strength RmMPa

41、 990 620 15 Elongation A % 6 9 16 Reduction of area Z % 15 20 17 Hardness 18 Shear strength RcMPa 19 Bending k 20 Impact strength 21 Temperature C 520 22 Time h tR = 100 23 Stress aMPa 300 24 C Elongation a % 0,10 25 Rupture stress RMPa 26 Elongation at rupture A % 27 Notes (see line 98) aprEN 4500-

42、004:2011 (E) 13 Example 4: Completion of page 5 29 Reference heat treatment Solution treated and aged 1 030 C 1 070 C / t 30 min / OQ + 545 C 565 C / t 24 h / AC 30 Microstructure EN 4800-002 1 See EN 3114-002. 7 The microstructure shall show a two phase microstructure in accordance with standard mi

43、crographs 2 L 1 to 2 L 9. Absence of local blocky and stringers in excess of standard micrographs 2 T 106 to 2 T 117. 33 Flattening of tubes EN 4800-003 1 See EN ISO 8492. 7 Z D/2 34 Grain size EN 4800-005 1 See EN ISO 643. 7 G 4 35 Repair by welding EN 2545-1 7 If appropriate, it shall be followed

44、by annealing: 700 C 840 C / 1 h t 4 h in vacuum or inert atmosphere 36 Reverse torsion test EN 4800-004 for wire 1 See ISO 9649. 4 Length of test piece: 200 mm 10 mm 7 10 turns in one direction around the axis of the wire. After torsion, examination of the surface shall not reveal any cracks or tear

45、s. 10 turns in the opposite direction to the initial direction with no rupture. 37 Bending of tubes EN 4800-003 6 = 180; r = 3 D 40 Fracture toughness EN 4800-001 (K1C) 1 See EN ISO 12737. 2 One per batch 3 T - L 7 50 MPa m 41 Flarability EN 4800-003 1 See EN ISO 8493. 6 = 60 1 42 Simple torsion tes

46、t for EN 4800-004 wires 2 One per batch 7 10 turns without cracks 43 Wrapping test for EN 4800-004 wires 1 See ISO 7802. 7 Criteria to be agreed between manufacturer and purchaser prEN 4500-004:2011 (E) 14 Example 4: Completion of page 5 (concluded) 44 External defects EN 4800-003 51 Macrostructure

47、EN 4800-002 1 See EN 2954-002. 7 Diameter mm Maximum acceptablemacrostructure Not acceptable macrostructure To be submitted for approval 50 2MA2 2MA 80 to 2 MA 40 to 50 D 150 2MA3 2MA 84 2 MA 42 150 D 250 2MA5 and and 2 MA 60 to 250 D 360 2MA6 2MA 100 2 MA 62 53 Thermal analysis EN 4800-002 ( transu

48、s temperature) 1 See EN 3684. 55 Deformation under pressure of tubes EN 4800-003 60 Internal cleanliness of hydraulic tubes EN 4800-003 61 Internal defects EN 4800-001 1 See EN 4050-1. 7 Class 2 63 Superplastic forming capability For special cases, test shall be agreed between manufacturer and user 64 Surface condition EN 4800-002 roughness 1 See EN ISO 4288. 7 Ra 0,8 m 67 Contractile strain ratio 1 See EN XXXX. (C.S.R.) 2 One test per batch 7 2,5 (C.S.R.) 3,5 73 Post creep tensile 1 EN 3322 properties 7 Proof stress Rp0,