1、AEROSPACE MATERIAL SPECIFICATIONAMS3695Issued 1983-04Reaffirmed 20-0Adhesive Film, Epoxy-BaseFor High Durability Structural Adhesive BondingRATIONALEAMS3695 has been reaffirmed to comply with the SAE five year review policy._SAE Technical Standards Board Rules provide that: “This report is published
2、 by SAE to advance the state of technical and engineering sciences. The use of this report 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.”SAE reviews each technical repo
3、rt at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2014 SAE InternationalAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in an
4、y 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: CustomerServicesae.orgSAE WEB ADDRESS: http
5、:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS36951. SCOPE:1.1 Form:This specification and its supplementary detail specifications cover film adhesives compounded from modified epoxy resins in the form of ready-t
6、o-use sheet, supplied in rolls, either supported by mat or by woven monofilaments or unsupported.1.2 Application:Primarily for bonding metal-to-metal or aluminum honeycomb sandwich assemblies for service usage over the temperature ranges specified in the applicable detail specification.1.3 Classific
7、ation:The requirements specified herein and in the applicable detail specification define each adhesive on the basis of anticipated maximum service temperature, as shown in the title of each detail specification.2. APPLICABLE DOCUMENTS:The following publications form a part of this specification to
8、the extent specified herein. The latestissue of Aerospace Material Specifications (AMS) and Aerospace Recommended Practices (ARP)shall apply. The applicable issue of other documents shall be as specified in AMS 2350.SAE INTERNATIONAL AMS3695 Page 2 of 132.1 SAE Publications:Available from SAE, 400 C
9、ommonwealth Drive, Warrendale, PA 15096.2.1.1 Aerospace Material Specifications: Deicing/Anti-Icing Fluid, Aircraft, Ethylene-Glycol BaseAMS 1425AMS 2350AMS 2825AMS 3020AMS 3021Standards and Test MethodsMaterial Safety Data SheetsOil, Reference, for “L” Stock Rubber TestingReference Fluid for Testin
10、g Di-ester (Polyol) Resistant MaterialAMS 3107/1 Primer, Adhesive, Corrosion-Inhibiting, High Durability Epoxy, -55 to +95C (-67 to+200F)AMS 3107/2 Primer, Adhesive, Corrosion-Inhibiting, High Durability Epoxy, -55 to +120C (-67to +250F)AMS 3107/3 Primer, Adhesive, Corrosion-Inhibiting, High Durabil
11、ity Epoxy, -55 to +175C (-67to +350F)AMS 3107/4 Primer, Adhesive, Corrosion-Inhibiting, High Durability Epoxy, -55 to +215C (-67to +420F)AMS 4037 Aluminum Alloy Sheet and Plate, 4.4Cu - 1.5Mg - 0.60Mn (2024; -T3 Flat Sheet, AMS 4041AMS 4348-T351 Plate)Aluminum Alloy Sheet and Plate, Alclad, 4.4Cu -
12、1.5Mg - 0.60Mn (Alclad 2024 and 1-1/2% Alclad 2024-T3 Flat Sheet; 1-1/2% Alclad 2024 -T351 Plate)Honeycomb Core, Aluminum Alloy, Corrosion Inhibited, For Sandwich Construction, 5052, 350 (175)2.1.2 Aerospace Recommended Practices: ARP 1524 Surface Preparation and Priming of Aluminum Alloy Parts for
13、High DurabilityStructural Adhesive Bonding, Phosphoric Acid Anodizing2.2 ASTM Publications:Available from American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA19103.ASTM B117 Salt Spray (Fog) TestingASTM C 297 Tension Test of Flat Sandwich Constructions in Flatwise PlaneRubb
14、er Property - Effect of LiquidsASTM D471ASTM D898 Applied Weight Per Unit Area of Dried Adhesive SolidsASTM D1151 Effect of Moisture and Temperature on Adhesive BondsASTM D1655 Aviation Turbine FuelsASTM D1780 Conducting Creep Tests of Metal-to-Metal AdhesivesASTM D1781 Climbing Drum Peel Test for A
15、dhesivesASTM D2919 Determining Durability of Adhesive Joints Stressed in Shear by Tension LoadingASTM D3165 Strength Properties of Adhesives in Shear by Tension Loading of Laminated AssembliesASTM D3166 Fatigue Properties of Adhesives in Shear by Tension Loading (Metal/Metal)ASTM D3529 Resin Solids
16、Content of Carbon Fiber-Epoxy PrepregASTM E252 Thickness of Thin Foil and Film by WeighingSAE INTERNATIONAL AMS3695 Page 3 of 132.3 U.S. Government Publications:Available from Commanding Officer, Naval Publications and Forms Center, 5801 Tabor Avenue,Philadelphia, PA 19120.2.3.1 Federal Specificatio
17、ns: QQ-A-250/4 Aluminum Alloy 2024, Plate and SheetQQ-A-250/5 Aluminum Alloy Alclad 2024, Plate and SheetTT-S-735 Standard Test Fluids, Hydrocarbon2.3.2 Military Specifications:MIL-T-5624 Turbine Fuel, Aviation, Grades JP-4 and JP-5MIL-L-23699 Lubricating Oil, Aircraft Turbine Engines, Synthetic Bas
18、e2.3.3 Military Standards:MIL-STD-794 Parts and Equipment, Procedures for Packaging and Packing ofMIL-STD-1472 Human Engineering Design Criteria for Military Systems, Equipment and Facilities3. TECHNICAL REQUIREMENTS:3.1 Detail Specifications: The requirements for a specific adhesive shall consist o
19、f all the requirements specified herein in addition to the requirements specified in the applicable detail specification. In case of any conflict between the requirements of this basic specification and an applicable detail specification, the requirements of the detail specification shall govern.3.2
20、 Material:The adhesive shall be a modified epoxy film supplied in sheet or rolls, consisting either entirely ofadhesive material or of a carrier impregnated with adhesive, with a suitable nonadhering separatorfilm on both surfaces. The adhesive film shall be used with AMS 3107 corrosion-inhibiting p
21、rimerand cured in accordance with the applicable detail specification to form an adhesive/primer system and shall not have a deleterious effect on the surface of materials being bonded.3.2.1 Storage Life: The adhesive shall meet the requirements of this specification and the applicable detail specif
22、ication when tested at any time up to the time and under the temperature conditions specified in the applicable detail specification, when the adhesive has been stored in the original sealed packages.3.3 Properties:Adhesive shall conform to the following requirements:3.3.1 Uncured Adhesive: The adhe
23、sive, as-received, shall conform to the requirements of this specification and the applicable detail specification; tests shall be performed on the productsupplied and in accordance with specified test methods.SAE INTERNATIONAL AMS3695 Page 4 of 133.3.1.1 Color: The adhesive shall have a readily vis
24、ible color, as specified in the applicable detail specification and shown in the applicable preproduction test report.3.3.1.2 Solids Content: Shall be as specified in the applicable detail specification, determined in accordance with ASTM D3529.3.3.1.3 Weight: Shall be as specified in the applicable
25、 detail specification, determined in accordance with ASTM D898.3.3.1.4 Thickness: When specified, thickness shall be determined by micrometer or in accordance withASTM E252.3.3.1.5 Working Life: Shall be not less than the time period specified in the applicable detail specification. Working life is
26、defined as that period of time when the adhesive film is exposed tothe temperature and humidity limits specified in the applicable detail specification after removalfrom refrigerated storage and with the protective separator film removed until the adhesive is reduced to a nonworkable state and the a
27、dhesive is no longer capable of producing bonds of therequired strength.3.3.2 Curing: The adhesive shall cure within the times and temperatures specified in the applicable detail specification. Adhesive curing at different time and temperature combinations will be acceptable atthe option of the purc
28、haser provided that the adhesive, in conjunction with the primer specified inthe applicable detail specification, meets the requirements for that primer/adhesive combination;such adhesive shall be identified with the curing parameters required to produce satisfactoryadhesive bonds.3.3.3 Cured Adhesi
29、ve: The cured adhesive, used in conjunction with the primer specified in the applicable detail specification, shall meet the requirements specified in the applicable detail specification, determined as specified in Table I. Tests shall be conducted on specimens cut from panels prepared in accordance
30、 with 4.5.1.2.3.4 Toxicity and Safety:The adhesive, uncured, during cure, and fully cured shall be nontoxic and shall not be classed as a safety hazard under the definitions in MIL-STD-1472.3.5 Quality:The adhesive, as received by purchaser, shall be uniform in quality and condition, clean, smooth (
31、wrinkle or distortion free), homogeneous, and free from contamination or foreign materials andimperfections detrimental to usage of the adhesive.3.6 Size and Tolerances:The film or sheet weight and the corresponding thickness and the width, up to a maximum of 48 in. (1200 mm), shall be as specified
32、in the applicable detail specification or as ordered. Individual rollsshall contain not over 600 sq ft (55 m2), unless otherwise ordered. The following tolerances shallapply:SAE INTERNATIONAL AMS3695 Page 5 of 133.6.1 Weight: Up to 0.100 lb per sq ft: 0.005 lb per sq ft(Up to 500 kg/m2): 0.025 kg/m2
33、)0.100 lb pr sq ft and over: 0.010 lb pr sq ft(0.500 kg/m2and over: 0.050 kg/m2)3.6.2 Thickness: Specified thickness, 10%.3.6.3 Width: 0.25 in. (6.4 mm).TABLE 1 - Properties of Cured AdhesiveTest MethodPropertyMETAL-TO-METALASTM D3165Tensile Shear, dryEnvironmental ExposureShear Test after:ASTM D115
34、1ASTM B117HumiditySalt SprayAromatic Fuel (ASTM D471,Fuel B, or TT-S-735, Type III)JP-4 Fuel (ASTM D1655, Jet B, orMIL-T-5624, JP-4 Grade)Phosphate Ester Fluid (SAEPhosphate Ester Standard TestFluid No. 1A) (See 8.1.1)Hydraulic Fluid, Petroleum(AMS 3020)Anti-Icing Fluid (AMS 1425)Diester Lubricating
35、 Oil(AMS 3021) (See 8.1.2)ASTM D3166ASTM D1780Polyol Ester (MIL-L-23699)FatigueCreep-Rupture-DeformationClimbing Peel ASTM D1781DryAfter Humidity ExposureAfter Salt Spray ExposureCrack Extension Test 4.5.3ASTM D2919Sustained Stress LoadingMETAL-TO-HONEYCOMBASTM D1781Climbing Peel, DryFlatwise Tensil
36、e Strength ASTM C297SAE INTERNATIONAL AMS3695 Page 6 of 134. QUALITY ASSURANCE PROVISIONS:4.1 Responsibility for Inspection: The vendor of the adhesive shall supply all samples for vendors tests and shall be responsible forperforming all required tests. Results of such tests shall be reported to the
37、 purchaser as required by4.6. Purchaser reserves the right to sample and to perform any confirmatory testing deemednecessary to ensure that the adhesive conforms to the requirements of this specification and theapplicable detail specification.4.2 Classification of Tests: 4.2.1 Acceptance Tests: Shal
38、l be as specified in the applicable detail specification and shall be performed on each lot.4.2.2 Preproduction Tests: Tests to determine conformance to all technical requirements of this specification and the applicable detail specification are classified as preproduction tests and shallbe performe
39、d prior to or on the initial shipment of the adhesive to a purchaser, when a change inmaterial or processing, or both, requires reapproval as in 4.4.2, and when purchaser deems confirmatory testing to be required.4.2.2.1 For direct U.S. Military procurement, substantiating test data and, when reques
40、ted, preproductiontest material shall be submitted to the cognizant agency as directed by the procuring activity, contracting officer, or the request for procurement.4.3 Sampling:Shall be as follows:4.3.1 For Acceptance Tests: Sufficient adhesive shall be taken at random from each lot to permitperfo
41、rming all required tests. The number of tests for each requirement shall be as specified in theapplicable test procedure or, if not specified therein, not less than three.4.3.1.1 A lot shall be all adhesive produced in a single production run from the same batches of rawmaterials and presented for v
42、endors inspection at one time. An inspection lot shall not exceed500 lb (225 kg) and may be packaged and delivered in small quantities under a basic lot approval provided the lot identification is maintained. 4.3.1.2 When a statistical sampling plan and acceptance quality level (AQL) have been agree
43、d upon bypurchaser and vendor, sampling shall be in accordance with such plan in lieu of sampling as in4.3.1 and the report of 4.6.1 shall state that such plan was used.4.3.2 For Preproduction Tests: As agreed upon by purchaser and vendor.SAE INTERNATIONAL AMS3695 Page 7 of 134.4 Approval:4.4.1 Samp
44、le adhesive shall be approved by purchaser before adhesive for production use is supplied, unless such approval be waived by purchaser. Results of tests on production adhesive shall beessentially equivalent to those on the approved sample.4.4.2 Vendor shall use ingredients, manufacturing procedures,
45、 processes, and methods of inspection onproduction adhesive which are essentially the same as those used on the approved sample adhesive. If necessary to make any change in ingredients, in type of equipment for processing, orin manufacturing procedures, vendor shall submit for reapproval a statement
46、 of the proposedchanges in materials or processing, or both, and, when requested, sample adhesive. Productionadhesive made by the revised procedure shall not be shipped prior to receipt of reapproval.4.5 Test Methods:4.5.1 Specimen Preparation: Each roll or sheet to be sampled shall be allowed to wa
47、rm above the dew point before opening the sealed package for sampling. Immediately after sampling, the roll or sheet shall be resealed and returned to refrigerated storage.4.5.1.1 Uncured Adhesive Tests: Specimens shall be cut from test material and tested immediately after sampling as specified in
48、the applicable test procedure.4.5.1.2 Cured Adhesive Tests, Metal-to-Metal:4.5.1.2.1 Tensile Shear Specimens: Panels shall be 2024-T3 sheet, conforming to AMS 4037 or QQ-A-250/4, as specified in ASTM D3165. All panel components shall be cleaned, treated, andprimed in accordance with the procedure sp
49、ecified in ARP 1524, with the primer applied andcured in accordance with the applicable primer specification and manufacturers instructions.The resultant tensile shear panels shall have the adhesive applied and the panels cured inaccordance with manufacturers instructions. 4.5.1.2.2 Metal-to-Metal Climbing Peel Specimens: Shall be as specified in ASTM D1781. All panel components shall be prepared and panel
