1、Draft for Public Comment Project No. Committee ref Document 89 7699 ACE/15 Latest date for receipt of comments EUROPEAN STANDARD AEROSPACE SERIES Steel FE-CM3801 (X5CrNiCu16-4) Homogenized, solution treated, precipitation hardened and sub zero Sand or investement cast inq Rm 1 240 MPa (prEN 3483) Th
2、is draft is now available for public comment and your views and technical comments on it would be appreciated. If you have no specific comments to make but find it generally acceptable it would be helpful if you would notify us accordingly. Suggestions entailing revision of the text should indicate
3、the preferred wording. Please quote the relevant clause number against any comment. The Co-ordination of the requirements of this draft with those of any related standards is of particular importance and you are invited to point out any areas where this may be necessary. All comments should be sent
4、to the Committee Secretary P RYDON at the address below . The comments received will be passed to the committee concerned for its consideration; no acknowledgment will normally be sent. Requests for purchase of further copies of thus draft should be sent to Customer Services, at the head office addr
5、ess below. Telephone O 18 1 996 7000, fax O 18 1 996 7001. Price 87 .S(3 Non-members should send a remittance of E/5-. a Orders not accompanied by a remittance will be subject to a delay. to Subscribing Members, who will be invoiced. together with an addressed label. THJS IS A DRAFT AND MUST NOT BE
6、REGARDED OR USED AS A BRITISH STANDARD Head office 389 Chiswick High Road London W4 4AL Telephone0181 9969000 Fax01819967400 U ;b-J708 AI JetFanni I BSI COMMITTEES TO WHOSE MEMBERS THIS DRAFT HAS ALSO BEEN SENT STANDARDS COMMITTEE TECHNICAL COMMITTEE ACE/15 WROUGHT AND CAST STEELS FOR AEROSPACE CONS
7、TITUTION _- ORGANIZATIONS REPRESENTED _- BRITISH INVESTMENT CASTING TRADE ASSOCIATION CASTINGS DEVELOPMENT CENTRE CIVIL AVIATION AUTHORITY (AIRWORTHINESS DIVISION) CONFEDERATION OF BRITISH FORGERS INSTITUTE OF SPRING TECHNOLOGY MINISTRY OF DEFENCE SOCIETY OF BRITISH AEROSPACE COMPANIES LIMITED STAIN
8、LESS STEEL WIRE INDUSTRY ASSOCIATION U K STEEL ASSOCIATION - A2 - 97/718312 pr EN 3483 DRAFT EUROPEAN (AECMA) AEROSPACE STANDARD This DPC refers to a draft text currently at the PPN ballot stage within a technical committee of AECMA (The European Association of Aerospace Industries). The voting peri
9、od within the AECMA technical committee is only two months from the date of dispatch of the document, hence this will be completed before the expiry of the DPC comment date. Any comments received as a result of the DPC, after the expiry of the PPN ballot, will be reviewed by the relevant BSI committ
10、ee and taken into account when they consider the UK view and vote on a possible BS EN publication. ) AECMA consists of the national aerospace trade associations from nine European countries, the UK member being SBAC ( Society of British Aerospace Companies). AECMA has been given a mandate by CEN to
11、prepare all European Aerospace Standards on its behalf. 97/71 83 12DC DRAFT prEN 3483 Date : 01-97 Edition : P2 STUDY : C5 DRAFTN“: 2 STAGE : 20a Ref.: C5M2 Superseding Ref.: Edition P1 March 1988 ENGLISH VERSION Aerospace series Steel FE-CM3801 (X5CrNiCul6-4) Homogenized, solution treated, precipit
12、ation hardened and sub zero Sand or investment casting Rm 2 1 240 MPa Srie arospatiale Acier FE-CM3801 (X5CrNiCul6-4) Homognis, mis en solution, durci par prcipitation et traite par le froid Pices moules Moulage sable ou cire perdue Rm P 1 240 MPa Master document : en Sponsor : Mr. J.R. SMITH o fr L
13、uft-und Raumfahrt Stahl FE-CM3801 (X5CrNiCul6-4) diffusionsgeglht, Isungcgeglht, ausgelagert und tieftemperaturbehandelt Gustcke Sandgu oder Wachsausschmelzung Rm 2 1 240 MPa THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES - STANDARDIZATION Guiledelle 94, B - 1200 Bruxelles Tel. : (32) 2 775 8110 F
14、ax.: (32) 2 775 8111 97/7 3 83 12 bc Page 2 prEN 3483 : 1997 Page 3 prEN 3483 : 1997 O 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 standard has been prepared in ac
15、cordance with EN 4500-5. 1 Scope This standard specifies the requirements relating to : Steel FE-CM3801 (X5CrNiCul6-4) Homogenized, solution treated, precipitation hardened and sub zero Sand or investment casting R, B 1 240 MPa for aerospace applications. 2 Normative references This European Standar
16、d incorporates -y dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to thi
17、s European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2103-3 Aerospace series - Steel, nickel and cobalt alloy remelting stock and castings - Technical specification - Part 3 : Pre-production an
18、d production castings EN 3484 Aerospace series - Steel FE-CM3801 (XSCrNiCul6-4) - As cast - Reference heat treatment - Homogenized, solution treated, precipitation hardened - Remelting stock 1 EN 4258 Aerospace series - Metallic materials - General organization of standardization - Links between typ
19、es of EN standards and their use EN 4500-5 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 5 : Specific rules for steel 1) Published as AECMA Prestandard at the date of publication of this standard Page 4 prEN 3483 : 1997 1 1 Material desimati
20、on I Steel FE-CM3801 (X5CrNiCul6-4) Chemical composition % 2 Element C si Mn P S Cr Ni Cu N2 Nb+Ta min. - 0,50 - - - 15,5 3,60 2,80 - 0,15 ma. 0,06 1.00 0.70 0.04 0,03 16,7 4,60 3,50 0,05 0.40 - 3 Method of meltina See EN 21 03-3 -4 Method of production Limit dimensions) mm I Sand or investment cast
21、ing 4.1 I Form I Melted from remelting stock EN 3484 - 4.2 4.3 - - Delivery condition Heat treatment Deliverv condition code Homogenized, solution treated, precipitation hardened and sub zero treated O= 1 150 “C/t L 1 h 30 min/AC or 00 +=040C/tlh )/ACorOQ + e = -70 OC/ 60 min 1) 2) + =480C/t,:4h/AC
22、U 5 I Technical specification I EN 2103-2 I Heat treatment As delivered Use condition I - 8.3 9 _ Heat treatment Dimensions concerned I mm - Separately or attended test pieces 3, Characteristics Direction of test piece Temperature e OC Proof stress Rpo,2 MPa T Strength R, MPa 8.1 I Test samDlelsl I
23、See EN 21 03-3 1 See EN 21 03-3 Ambient rl 100 2 1 240 8.2 I Test piece(s) I See EN 21 03-3 I 4 Elongation A% 25 Redudionofarea Z % - 10 11 12 13 14 - - - - 17 18 19 Thickness of claddina on I 4 I - I Hardness Shear strength R, MPa - 2 40 HRC or a 363 HB Bendina k- - 24 25 26 27 - - -IL I C Elongati
24、on a% - Rupture stress OR MPa - Elongation at A % - rupture Notes (see line 98) 1) 2) 3) 20 I impact strength I I Page 5 prEN 3483 : 1997 barking inspection )mensional inspection lotes ypical use See EN 21 03-2 See EN 21 03-2 ) Minimum time per 25 mm. i) If required by the purchaser the sub zero may
25、 be applied ater or before the precipitation hardened depending upon the thickness. #) Properties for cut up test pieces shall be specified and agreed between purchaser and manufacturer. - zge 6 xEN 3483 : 1997 Product qualification kalification programme to be agreed between manufacturer ar .1 purchaser. V7/718312 bc
