1、_SAE Technical Standards Board Rules providHWKDW7KLVUHSRUWLVSXEOLVKHGE6$(WRDGYDQFHWKHVWDWHRIWHFKQ LFDODQGHQJLQHHULQJVFLHQFHV7KHXVHRIWKLVUHSRUWL sentirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising thereIURPLVWKHVROHUHVSRQVLELOLW
2、RIWKHXVHUSAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2016 SAE InternationalAll rights reserved. No part of this publication may be reproduced, stored in
3、a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE.TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada)Tel: +1 724-776-4970 (outside USA)Fax: 724-776-0790Email: Cus
4、tomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS4183AAEROSPACEMATERIAL SPECIFICATIONAMS4183REV. AIssued 2005-10Revised 2011-04Reaffirmed 2016-09Superseding AMS4183Aluminum Al
5、loy, Extruded Profiles (2027-T3511)4.4Cu - 1.2Mg - 0.8Mn - 0.10ZrSolution Heat Treated and Stress Relieved by Stretching(Composition similar to UNS A92027)RATIONALEAMS4183A has been reaffirmed to comply with the SAE five-year review policy.1. SCOPE 1.1 Form This specification covers an aluminum allo
6、y in the form of extruded profiles. 1.2 Application These extrusions have been used typically for machined parts requiring dimensional stability during machining processes, high strength and damage tolerance, but usage is not limited to such applications. 1.2.1 Certain processing procedures may caus
7、e this product to become susceptible to stress-corrosion cracking; ARP823 recommends practices to minimize such conditions. 2. APPLICABLE DOCUMENTS The issue of the following documents in effect on the date of the purchase order forms a part of this specification to the extent specified herein. The
8、supplier may work to a subsequent revision of a document unless a specific document issue is specified. When the referenced document has been cancelled and no superseding document has been specified, the last published issue of that document shall apply. 2.1 SAE Publications Available from SAE Inter
9、national, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.AMS2355 Quality Assurance, Sampling and Testing, Aluminum Alloys and Magnesium Alloy, Wrought Products (Except Forging Stock), and Rolled, Forged, or Flas
10、h Welded Rings AMS2772 Heat Treatment of Aluminum Alloy Raw Materials AS1990 Aluminum Alloy Tempers ARP823 Minimizing Stress-Corrosion Cracking in Wrought Heat-Treatable Aluminum Alloy Products 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Consho
11、hocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B 594 Ultrasonic Inspection of Aluminum Alloy Wrought Products for Aerospace Applications ASTM B 645 Linear-Elastic Plane Strain Fracture Toughness Testing of Aluminum Alloys ASTM B 660 Packaging of Aluminum and Magnesium Products ASTM B 66
12、6/B 666M Identification Marking of Aluminum and Magnesium Products ASTM E 399 Linear-Elastic Plane-Strain Fracture Toughness (KIc) Testing of Metallic Materials 2.3 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, New York, NY 10036-8002, Tel: 212-642-4900
13、, www.ansi.org.ANSI H 35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H 35.2M Dimensional Tolerances for Aluminum Mill Products (Metric) 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS2355. SAE INTER
14、NATIONAL AMS4183A Page 2 of 5_TABLE 1 - COMPOSITION Element min maxSilicon - 0.12Iron - 0.15 Copper 3.9 4.9Manganese 0.50 1.2Magnesium 1.0 1.5Zinc - 0.20 Titanium - 0.08 Zirconium 0.05 0.15 Other Elements, each - 0.05 Other Elements, total - 0.15 Aluminum remainder 3.2 Condition Extruded, solution h
15、eat treated and stress relieved by stretching to produce a nominal permanent set of 1.5%, but not less than 1% nor more than 3%, to the -T3511 temper (See AS1990). 3.2.1 Product shall be supplied with an as-extruded surface finish; light polishing to remove minor surface conditions is permissible pr
16、ovided such conditions can be removed within specified dimensional tolerances. 3.2.2 Product may receive minor straightening, after stretching, of an amount necessary to meet the requirements of 3.6. 3.3 Heat Treatment Solution heat treatment shall be in accordance with AMS2772. 3.4 Properties Produ
17、ct shall conform to the following requirements, determined on the mill produced size in accordance with AMS2355: 3.4.1 Longitudinal and long transverse tensile properties of extrusions, with a maximum cross-sectional area of 19 square inches (123 cm) and a maximum circle size of 11 inches (279 mm),
18、shall be as specified in Table 2. Products exceeding the stated size limits shall have properties as agreed upon by purchaser and vendor. TABLE 2A - MINIMUM TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness Inches Specimen Orientation Tensile Strength ksi Yield Strength At 0.2% Offset ksi Elong
19、ation in 2 inches or 4D %0.750 to 1.500, incl Longitudinal Long-Transverse 75.0 67.0 57.0 48.0 14 9 TABLE 2B - MINIMUM TENSILE PROPERTIES, SI UNITS Nominal Thickness MillimetersSpecimen Orientation Tensile Strength MPaYield Strength At 0.2% Offset MPaElongation in 50.8 mm or 5D %Over 19.05 to 38.10,
20、 incl Longitudinal Long-Transverse 517 462 393 331 12 8 SAE INTERNATIONAL AMS4183A Page 3 of 5_3.4.2 Fracture Toughness Plain strain fracture toughness (KIc) when tested in accordance with ASTM E 399 and ASTM B 645 shall be not lower than the values specified in Table 3. TABLE 3 - FRACTURE TOUGHNESS
21、 PROPERTIES Nominal Thickness Inches Nominal Thickness MillimetersSpecimen Orientation KIcksiinchKIcMPam0.750 to 1.500, incl Over 19.05 to 38.10, incl. L-T T-L 40 38 44 42 3.5 Quality Products, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign material
22、s and from conditions detrimental to usage of the extrusions. 3.5.1 When specified, each extruded profile having a maximum width-to-thickness ratio of 10:1 shall meet ultrasonic class B requirements, as described in ASTM B 594. 3.6 Tolerances Shall conform to all applicable requirements of ANSI H 35
23、.2 or ANSI H 35.2M. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of the products shall supply all samples for vendors tests and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testi
24、ng deemed necessary to ensure that the products conform to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), longitudinal and long transverse tensile properties (3.4.1), ultrasonic inspection when specified (3.5.1), and tolerances (3.6) are acceptance test
25、s and, except for composition, shall be performed on each inspection lot. 4.2.2 Periodic Tests Fracture toughness (3.4.2) is a periodic test and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser. 4.3 Sampling and Testing Shall be in accord
26、ance with AMS2355. 4.4 Reports The vendor of the product shall furnish with each shipment a report stating that the product conforms to the composition, ultrasonic inspection when specified, and tolerances and showing the numerical results of tests on each inspection lot to determine conformance to
27、the other acceptance test requirements. This report shall include the purchase order number, inspection lot number, AMS4183A, size or section identification number, and quantity. This report shall also identify the producer, the product form, and the size of the mill product. SAE INTERNATIONAL AMS41
28、83A Page 4 of 5_4.5 Resampling and Retesting Shall be in accordance with AMS2355. 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B 666/B 666M. 5.2 Packaging Products shall be prepared for shipment in accordance with ASTM B 660 and in compliance with applicable rules
29、and regulations pertaining to the handling, packaging, and transportation of the product to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGEMENT A vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS
30、Products not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 A change bar (l) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have been made to
31、the previous issue of this document. An (R) symbol to the left of the document title indicates a complete revision of the document, including technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only. 8.2 Extrusions produced
32、to this specification exhibit a thin recrystallized surface layer similar to other high strength 2xxx alloys. Limits on the thickness of the recrystallized surface layer can be guaranteed for specific profiles if requested by purchaser. 8.3 Terms used in AMS are clarified in ARP1917. 8.4 Dimensions
33、and properties in inch/pound units and the Fahrenheit temperatures are primary; dimensions and properties in SI units and the Celsius temperatures are shown as the approximate equivalents of the primary units and are presented only for information. 8.5 Purchase documents should specify not less than the following: AMS4183A Product form and size or section identification of extrusions desired Quantity of extrusions desired Ultrasonic inspection standards of extrusions when specified (See 3.5.1). PREPARED BY AMS COMMITTEE “D” SAE INTERNATIONAL AMS4183A Page 5 of 5_
