1、 STD-AECMA PREN ZbbZ-ENGL 1997 LOL231L 00137b5 228 AECMA STANDARD prEN 2662 NORME AECMA Edition P 2 AECMA NORM December 1997 Edition approved for publication ICs: Comments should be sent within six months after the date of oublication to C5 Chairman PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE
2、 INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (+32) 2 775 81 11 Supersedes issue P 1 October 1988 Descriptors: ENGLISH VERSION Aerospace series Heat resisting alloy NI-PH360 1 (NiCr22MoSNb) Annealed Sheet, strip and plate 0.2 mm I a I 10 mm Srie arospatiale Al
3、liage rsistant chaud NI-PH3601 (NiCr22MoSNb) Recuit Tles, bandes et plaques 0,2 mm I a5 10 mm Luft- und Raumfahrt Hochwarmfeste Legierung NI-PH3601 (NiCrPPMoSN b) Geglht Bleche, Bnder und Platten 0,2 mm S a 10 mm This “Aerospace Series“ Prestandard has been drawn up under the responsibility of AECMA
4、 (The European Association of Aerospace industries). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee folio wing comment by the Member countries. Subsequent to the publication of this Prestandard, the
5、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 signature of the AECMA Standard Checking Centre (NPSI and formal agreement of the Official Services of the Member coun
6、tries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 1997-12-31 AECMA Gulledelle 94 B-1200 BRUXELLES Mr Evetts aecrna 1997 STD-AECMA PREN 2bb2-ENGL 1997 = 1012311 00137bb Lb4 Page 3 prEN 2662: 1997 O Introduction This standard is pa
7、rt 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 accordance with EN 4500-3. 1 Scope This standard specifies the requirements relating to: Heat resisting alloy NI-PH3601 (
8、NiCr22MoSNb) Annealed Sheet, strip and plate 0,2 mm I a I 10 mm for aerospace applications. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the
9、publications are listed hereafter, For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2043
10、 Aerospace series - Metallic materials - General requirements for semi-finished product qualification (excluding forgings and castings) 1) EN 3235-2 Aerospace series - Heat resisting alloys - Wrought products - Technical specification - Part 2: Plate, sheet and strip 1) EN 4258 Aerospace series - Me
11、tallic materials - General organization of standardization - Links between types of EN standards and their use 1) EN 4500-3 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 3: Specific rules for heat resisting alloys 1) 1) Published as AECMA Pr
12、estandard at the date of publication of this standard Previous page is blank STD-AECMA PREN ZbbZ-ENGL L777 W LOL23LL 00L37b7 OTO W Page 4 prEN 2662: 1997 1 2 3 4.1 Material designation Heat resisting alloy NI-PH3601 (NiCr22MoSNb) Element C Si Mn P S AI Co Cr - - 20,o min. max. 0,lO 0,50 0,50 0,015 0
13、,015 0,40 I ,o0 23,O Element Fe Mo Nb +Ta Ti Ag Bi Pb Ni min. - 8,OO 3,15 - - max. 5,OO 10,o 4,15 0,40 5 *) 1 *) 10 *) - - - - - Chemical composition % - - Base Method of melting Form Sheet, strip and plate Consumable electrode remelted 4.2 4.3 5 Method of production Rolled Limit dimension(s) mm 0,2
14、3mm 3rain size - Ixternal defects See EN 3235-2 Marking inspection - - Dimensional inspection Notes *) p.p.m. - Typical use 71 G25 I G 24,21 G 4 accepted up to 5 % max. area No pronounced segregation See EN 3235-2 -I See EN 3235-2 Page 6 prEN 2662: 1997 Product qualification See EN 2043 - 3ualification programme to be agreed between manufacturer and purchaser.
