1、A.E.C. M.A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 2297 Issue P 1 October 1988 DITE PAR LASSOCIATION EUROPENNE RES CONSTRUCTEURS DE MATRIEL AROSPATIAL 88, boulevard Malesherbes, 75008 PARIS - TL. 45-63-82-85 UDC : Key words : ENGLISH VERSION Aerospace series Heat resisting nickel base alloy
2、 NLP96HT Solution treated and precipitation treated Rm 2 1080 MPa Bar and sections for welded rings Srie arospatiale Alliage rsistant chaud base nickel Ni-P96HT Mis en solution et prcipit Rm 2 1080 MPa Barres et profils pour couronnes soudes Luft- und Raumfahrt Hoch warmf este Nickellegierung NbP96H
3、T Isungsgeglht und ausgelagert Rm 2 1080 MPa Stangen und Profile fr geschweipte Ringe This Aerospace Series. pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on green paper for the needs of AECMA-Members
4、 It has been technically approved by the experts of the concerned AECMA Commission following comment by the Member countries. Subsequent to the publication of this pre-standard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally,
5、without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for final vot
6、e. Nota - Extra copies can be supplied by B.N.A.E. - 8, rue Moreau-Vauthier - 92100 BOULOGNE-BILLANCOURT Edition approved for publication Comments should be sent within six months after the date of publication decision 88, Bd. Malesherbes 17th October 1988 A.E.C.M.A. 75008 PARIS - FRANCE C5 Chairman
7、 J. Odorico aecma 198 1 Scope and field r,f application This standard specifies for the aerospace npplication, the mechanical properties for bar and sectioiis for welded rings, solution treated and precipitation treated, in heat resisting nickel base alloy Ni-P96HT. Unless otherwise specified by the
8、 drawing, the order or the inspection schedule, the present standard shall be used in conjunction with the referenced EN s tandrds. 2 References EN 2032-1, Aerospace series - Conventional designation for metallic materiztl s EN 2032-2, Aerospiice series - Netallic niaterials - Part 2 - Coding of mat
9、erial iri delivery heat treatment conditions EN 2098-3, Aerospace series - Inspection and testing requirements fer titanium and heat resistirc ;?loy wrought products - Part 3 - Inspection and testing requirenients for bars and sections Aerospace series - Round bars - Heat resisting alloys - Rachined
10、 - Diameter 12 - . i) in preparation AECMA PREN2277 88 1012311 0002822 8 W I Element C hem bal Composltlon min. I 1 Uethod of rneltlng Form Method of productlon Llmlt dlmenslons 5.1 Technlcal speclflcatlon 5.2 Dimensional standard 6,3 Dimenslonal standard code 6.1 Condltlon and heat treatment dellve
11、ry 6.2 Deliverv condition code Gondltlon nnd Heat treatment use rest plece Heat treatment Sempling Dlmenslons concerned Thickness of claddlng on each face Dlrectlon of snmple I Temperature Proof w Stress J z Strength - ? Elongation Reduction of area Hardness Shear Strength Bending impact Temperatu r
12、e Tlme Stress Elongatlon Rupture Stress Elongation at rupture es line 98 - k- - K 89: - h 0, MPa 8% UR MPa A% - - - - prEN 2297 Page 4 I Air melted Bar and sections for welded rings - - EN 2098-3 EN 2368 39 Softened 1080 2 10C / 10 5 t 5 30 min / Water quench W Solution treated and precipitation tre
13、ated Delivery condition + 1080 + 1OoC / 8 h 1 AC + 700 1OC / 16 h / AC Use condition Delivery condition I - - - Room temperature i) - - 695 I 1080 - - 20 - - - - 293 - 30 - 30 - - I - 140 250 - 3.5 -* - 1 1 MPa = 1 N/mm2 prEN 2297 Page 5 AECMA PREN2297 8 m LOLZ311 0002823 T 1 Designation Notes Typic
14、al use 2 The rules governing the designation of semi-finished products are indicated in standard EN 2600. When the codified designation is used, the identification code shall be as follows : JEN 22971 ,U XXII-I I I I Material standard number Aoorooriate dimensional standard code (see 5.3) LI I /Letter code (see 6.2) D;i;a concerning dimension (see EN 2600) 1) If required by the order 2) Alternative test if required by the order.
