ASD-STAN PREN 4842-2016 Aerospace series X5CrNiCu15-5 (1 4545) Consumable electrode remelted (ESR or VAR) Solution treated and precipitation treated (H1025) Bar for machining a or .pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 4842 Edition P 1 October 2016 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.org ICS: Descriptors: ENGLISH

2、VERSION Aerospace series X5CrNiCu15-5 (1.4545) Consumable electrode remelted (ESR or VAR) Solution treated and precipitation treated (H1025) Bar for machining a or D 250 mm 1 070 MPa Rm 1 200 MPa Premium quality (pq) Luft- und Raumfahrt X5CrNiCu15-5 (1.4545) Mit selbstverzehrender Elektrode umgeschm

3、olzen (ESR oder VAR) lsungsgeglht und aus gelagert (H1025) Stangen zur spanenden Bearbeitung a oder D 250 mm 1 070 MPa Rm 1 200 MPa Beste Gte (pq) Srie arospatiale X5CrNiCu15-5 (1.4545) Refondu llectrode consommable (ESR ou VAR) Mis en solution et vieilli (H1025) Barres pour usinage a ou D 250 mm 1

4、070 MPa Rm 1 200 MPa Premire qualit (pq) This “Aerospace Series“ Prestandard has been drawn up under the responsibility 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 technicall

5、y approved by the experts of the concerned Domain following member comments. Subsequent to the publication 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 ex

6、amination and review by users and formal agreement of ASD-STAN, the ASD-STAN prEN will be submitted as a draft European Standard (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 t

7、he EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. ASD-STAN Technical Committee approves that: “This document is published by ASD-STAN for the needs of the European Aerospace Industry. The use of this standard

8、 is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard and technical report at least every five years at which time it may be revised, reaffirme

9、d, stabilized or cancelled. ASD-STAN invites you to send your written comments or any suggestions that may arise. All rights reserved. No parts of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recor

10、ding, or otherwise, without prior written permission of ASD-STAN. Order details: E-mail: salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1st October 2016 Comments should be sent within six months after the date of publication to ASD-STAN Material Domain Copyri

11、ght 2016 ASD-STAN prEN 4842:2016 (E) 2 Contents Page Foreword 2 Introduction . 3 1 Scope 3 2 Normative references 3 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Material Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN def

12、ined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 4842:2016 (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. This sta

13、ndard has been prepared in accordance with EN 4500-005. 1 Scope This standard specifies the requirements relating to: X5CrNiCu15-5 Consumable electrode remelted (ESR or VAR) Solution treated and precipitation treated (H1025) Bar for machining a or D 250 mm 1 070 MPa Rm 1 200 MPa Premium quality (pq)

14、 for aerospace applications. NOTE Other designation: Only the chemical composition of this standard must be considered. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, on

15、ly the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2043, Aerospace series Metallic materials General requirements for semi-finished product qualification (excluding forgings and castings) EN 3874, Aerospace serie

16、s Test methods for metallic materials Constant amplitude force-controlled low cycle fatigue testing 1) EN 4050-4, Aerospace series Test method for metallic materials Ultrasonic inspection of bars, plates, forging stock and forgings Part 4: Acceptance criteria EN 4258, Aerospace series Metallic mater

17、ials General organization of standardization Links between types of EN standards and their use EN 4500-005, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part 005: Specific rules for steels EN 4700-002, Aerospace series Steel and heat resisting alloys

18、Wrought products Technical specification Part 002: Bar and section ISO 1143, Metallic materials Rotating bar bending fatigue testing ASTM E45, Standard Test Methods for Determining the Inclusion Content of Steel 1) Published as ASD-STAN Prestandard at the date of publication of this standard. http:/

19、www.asd-stan.org/ prEN 4842:2016 (E) 4 1 Material designation X5CrNiCu15-5 2 Chemical composition % Element C Si Mn P S Cr Mo Ni Cu Nb Ta Fe min. 14,0 3,5 2,5 5 C Base max. 0,07 1,00 1,00 0,025 0,005 15,5 0,50 5,5 4,5 0,45 3 Method of melting Consumable electrode remelted (ESR or VAR) 4.1 Form Bar 4

20、.2 Method of production 4.3 Limit dimension(s) mm a or D 250 5 Technical specification See EN 4700-002. 6.1 Delivery condition Solution treated and precipitation treated Heat treatment 1 025 C 1 050 C / t 30 min / AC or faster cool to 30 C 540 C 570 C / t 4 h / AC or faster 6.2 Delivery condition co

21、de U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) See EN 4700-002. 8.2 Test piece(s) See EN 4700-002. 8.3 Heat treatment Use condition 9 Dimensions concerned mm a or D 250 10 Thickness of cladding on each face % 11 Direction of test piece L T (a or D 75 mm) 12

22、 T Temperature C Ambient 13 Proof stress Rp0,2 MPa 1 000 14 Strength Rm MPa 1 070 Rm 1 200 15 Elongation A % 11 7 16 Reduction of area Z % 17 Hardness 321 HBW 375 18 Shear strength Rc MPa 19 Bending k 20 Impact strength Notch direction L-T T-L Temperature C 20 30 20 30 Energy KV J 80 35 56 25 21 C T

23、emperature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupture stress R MPa 26 Elongation at rupture A % 27 Notes (see line 98) prEN 4842:2016 (E) 5 Microstructure See EN 4700-002. 1 EN 2950 3 L-T Direction 7 martensitic structure fine and homogeneous 30 Microstructure (Ferrite See EN 4700-002.

24、 1 AMS 2315 2 One per cast 3 Corresponding to ingot top 7 The ferrite content shall not exceed 0,5 % 34 Grain size See EN 4700-002. 7 G 5; occasional, G 3 permitted 44 External defects See EN 4700-002. 1 Visual 50 Cleanliness/inclusion content See EN 4700-002. (micro-cleanness) 1 ASTM E45 Method D 7

25、 Inclusion types Thin Heavy A (Sulphides) 1 0,5 B (Aluminates) 1 0,5 C (Silicates) 1 0,5 D (Globular oxides) 1,5 1 The maximum allowed series (thin and heavy) on 20 mm (40 fields: 20 in longitudinal direction, 20 in transversal direction) for all type of inclusions is 20, so: (A+B+C+D) 20 51 Macrost

26、ructure See EN 4700-002. 7 Class Condition Severity 1 Freckles A 2 White spots A 3 Radial segregation A 4 Ring pattern B 61 Internal defects See EN 4700-002. 1 EN 4050-4 6 a or D 100 mm may be tested either on the product or at an earlier stage of manufacturing. 7 10 a or D 150 mm 150 a or D 250 mm

27、Class 5 Class 3 64 Surface condition roughness a or D 100 mm 100 a or D 250 mm Smooth turned or better Peeled or turned or better Ra 1,6 m Ra 3,2 m 95 Marking inspection See EN 4700-002. 96 Dimensional inspection See EN 4700-002. 98 Notes 99 Typical use prEN 4842:2016 (E) 6 100 Product qualification

28、 See EN 2043. 30 Microstructure (For qualification) X Ray Austenite 20 % 40 Fracture toughness (K1c or Kq) (For qualification) MPa See EN 4700-002. 3 Tests shall be carried out when the section size permits (D 70 mm or a 12 mm) m 4 T-L L-T 7 120 46 Fatigue (For qualification) See EN 4700-002. 1 See EN 3874 or ISO 1143 7 max. (MPa) Number of cycles R Kt Direction 600 10E5 -1 1.035 L 510 2.10E7