1、SAESAETAPE, ADHESIVE, PRESSURE-SENSITIVEThermal Radiation ResistantAMS-3779Issued 1984-07-01Revised 1990-07-01Superseding AMS-3779AEROSPACEMATERIALSPECIFICATIONSAESAEThe Engineering SocietyFor Advancing MobilityLand Sea Air and Space400 Commonwealth Drive, Warrendale, PA 15096-0001INTERNATIONALSubmi
2、tted for recognition as an American National Standard1. SCOPE:1.1 Form: This specification and its supplementary detail specifications coverthermal radiation resistant materials in the form of tape with pressure-sensitive adhesive.1.2 Application: Primarily for protecting materials and personnel fro
3、m damageor injury from thermal radiation.1.3 Classification: These products are classified by material and constructionas shown in the applicable detail specifications.1.4 Safety - Hazardous Materials: While the materials, methods, applications,and processes described or referenced in this specifica
4、tion may involve theuse of hazardous materials, this specification does not address the hazardswhich may be involved in such use. It is the sole responsibility of theuser to ensure familiarity with the safe and proper use of any hazardousmaterials and to take necessary precautionary measures to ensu
5、re the healthand safety of all personnel involved.2. APPLICABLE DOCUMENTS: The following publications form a part of thisspecification to the extent specified herein. The latest issue of SAEpublications shall apply. The applicable issue of other publications shallbe the issue in effect on the date o
6、f the purchase order.2.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale,PA 15096-0001.SAE Technical Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences.The use of this report is entirely voluntary, and its ap
7、plicability and suitability for any particular use, including any patent infringementarising therefrom, is the sole responsibility of the user.“SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites yourwritten comments and
8、suggestions.Copyright 1990 Society of Automotive Engineers, Inc.All rights reserved. PrintedinU.S.A.REVACopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAESAEAMS-3779 Revision A- 2 -2.1.1 Aerospace Mat
9、erial Specifications:AMS-3824 - Cloth, Glass, Finished for Resin LaminatesAMS-4001 - Aluminum Sheet and Plate, 0.12Cu (1100-0), Annealed2.2 ASTM Publications: Available from ASTM, 1916 Race Street, Philadelphia, PA19103-1187.ASTM D 1931 - Fully Cured Silicone Rubber-Coated Class Fabric and Tapes for
10、Electrical InsulationASTM D 3330 - Peel Adhesion of Pressure-Sensitive Tape at 180-deg AngleASTM D 3330M - Peel Adhesion of Pressure-Sensitive Tape at 180-deg Angle(Metric)ASTM D 3652 - Thickness of Pressure-Sensitive and Gummed TapesASTM D 3652M - Thickness of Pressure-Sensitive and Gummed Tapes (M
11、etric)ASTM D 3715 - Quality Assurance of Pressure-Sensitive TapesASTM D 3759 - Tensile Strength and Elongation of Pressure-Sensitive TapesASTM D 3759M - Tensile Strength and Elongation of Pressure-Sensitive Tapes(Metric)ASTM D 3951 - Commercial Packaging2.3 U.S. Government Publications: Available fr
12、om Standardization DocumentsOrder Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.2.3.1 Federal Specifications:PPP-T-680 - Tape, Pressure-Sensitive Adhesive, Packaging and Packing of3. TECHNICAL REQUIREMENTS:3.1 Detail Specifications: The requirements for a specific tape shall con
13、sistof all requirements specified herein in addition to requirements specifiedin the applicable detail specification. In case of conflict betweenrequirements of this basic specification and an applicable detailspecification, requirements of the detail specification shall govern.3.2 Material and Cons
14、truction: Tape shall consist of a backing of the typespecified in the applicable detail specification, coated on the entire areaof one side with a pressure-sensitive adhesive.3.3 Properties: Tape shall conform to the requirements specified in theapplicable detail specification, determined in accorda
15、nce with methodsspecified in 4.5.3.3.1 Shelf Life: Tape shall meet all requirements of this specification andthe applicable detail specification at any time up to twelve months fromdate of receipt by purchaser when stored indoors in the original unopenedcontainers at 25C (77F) or lower.Copyright SAE
16、 International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAESAEAMS-3779 Revision A- 3 -3.4 Quality: Tape, as received by purchaser, shall be uniform in quality andcondition and free from foreign materials and from imperfect
17、ions detrimentalto usage of the tape, and shall meet the requirements of ASTM D 3715.3.4.1 There shall be no evidence of separation of the adhesive from the backingupon unwinding from the roll.3.5 Sizes and Tolerances:3.5.1 Width: Shall be as specified below, or other commercially availablewidths, a
18、s ordered (See 8.4.1):1.00 inch 0.03 (24.0 mm 0.5)2.00 inch 0.03 (48.0 mm 0.5)3.00 inch 0.03 (72.0 mm 0.5)4. QUALITY ASSURANCE PROVISIONS:4.1 Responsibility for Inspection: The vendor of tape shall supply all samples0 for vendors tests and shall be responsible for performing all requiredtests (See 8
19、.2). Purchaser reserves the right to sample and to perform anyconfirmatory testing deemed necessary to ensure that the tape conforms tothe requirements of this specification and the applicable detailspecification.4.2 Classification of Tests:4.2.1 Acceptance Tests: Tests for the following requirement
20、s are acceptancetests and shall be performed on each lot:Requirement Paragraph ReferenceThickness See Detail SpecificationTensile Strength See Detail SpecificationElongation See Detail SpecificationWeight See Detail SpecificationInitial Adhesion See Detail SpecificationQuality 3.44.2.2 Preproduction
21、 Tests: Tests for all technical requirements arepreproduction tests and shall be performed prior to or on the initialshipment of tape to a purchaser, when a change in ingredients and/orprocessing requires reapproval as in 4.4.2, and when purchaser deemsconfirmatory testing to be required.4.2.2.1 For
22、 direct U.S. Military procurement, substantiating test data and, whenrequested, preproduction test material shall be submitted to thecognizant agency as directed by the procuring activity, contractingofficer, or request for procurement.4.3 Sampling and Testing: Shall be as follows:0Copyright SAE Int
23、ernational Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAESAEAMS-3779 Revision A- 4 -4.3.1 For Acceptance Tests: Sufficient tape shall be taken in accordance withASTM D 3715 and at random from each lot to perform all required
24、 tests.The number of determinations for each requirement shall be as specified inthe applicable test procedure or, if not specified therein, not less thanthree.4.3.1.1 For Visual Inspection: The lot-size, sampling, and inspection0 procedures shall be as specified in ASTM D 3715. The sample unit shal
25、lbe one roll of tape.4.3.1.2 For Property Testing: The lot size and sampling shall be as specifiedin ASTM D 3715 for end item testing.4.3.1.3 Alternate Sampling: When a statistical sampling plan has been agreed0 upon by purchaser and vendor, sampling shall be in accordance with suchplan in lieu of s
26、ampling as in 4.3.1 and the report of 4.6 shall statethat such plan was used.4.3.2 For Preproduction Tests: Shall be in accordance with ASTM D 3715.4.4 Approval:4.4.1 Sample tape shall be approved by purchaser before tape for production useis supplied, unless such approval be waived by purchaser. Re
27、sults oftests on production tape shall be essentially equivalent to those on theapproved sample.4.4.2 Vendor shall use ingredients, manufacturing procedures, processes, andmethods of inspection on production tape which are essentially the same asthose used on the approved sample tape. If necessary t
28、o make any changein ingredients, in type of equipment for processing, or in manufacturingprocedures, vendor shall submit for reapproval a statement of the proposedchanges in ingredients and/or processing and, when requested, sampletape. Production tape made by the revised procedure shall not be ship
29、pedprior to receipt of reapproval.4.5 Test Methods: Shall be as follows:Color VisualThickness ASTM D 3652 or ASTM D 3652MTensile Strength ASTM D 3759 or ASTM D 3759MElongation ASTM D 3759 or ASTM D 3759MWeight 4.5.1Adhesion to Steel 4.5.2Thermal Radiation Resistance 4.5.34.5.1 Weight: Determine the
30、weight of a 1 x 12 inch (25 x 305 mm) test sampleby using a suitable weighing apparatus.4.5.2 Adhesion: Prepare test specimens in accordance with ASTM D 3330 orASTM D 3330M, Procedure A.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking perm
31、itted without license from IHS-,-SAESAEAMS-3779 Revision A- 5 -4.5.2.1 Initial: Test specimens in accordance with ASTM D 3330 or ASTM D 3330M,Procedure A.4.5.2.2 High Temperature: Expose specimens in a suitable oven for 30 minutes 5 at 260C 5 (500F 9). Remove specimens and condition atstandard condi
32、tions (ASTM D 3330 or ASTM D 3330M) for not less than 2hours before testing for adhesion in accordance with ASTM D 3330 orASTM D 3330M, Procedure A.4.5.2.3 Low Temperature: Expose specimens in a suitable cold box for not lessthan 2 hours at 55C 1 (-67F 2). Remove specimens and conditionat standard c
33、onditions (ASTM D 3330 or ASTM D 3330M) for not less than 2hours before testing for adhesion in accordance with ASTM D 3330 orASTM D 3330M, Procedure A.4.5.3 Thermal Radiation: Cut a hole approximately 0.50 inch (12.7 mm) in the0 center of a 6 x 6 inch (152 x 152 mm) cloth sample conforming toASTM D
34、 1931. Clean the cloth with isopropyl alcohol and wipe dry. Applya 1 x 6 inch (25 x 152 mm) specimen of the tape under test to the cleanedsurface covering the hole. Roll tape specimen back and forth in thelengthwise direction with a rubber-covered roller as described inASTM D 3330 or ASTM D 3330M. E
35、xpose the test specimen to a thermalradiation source providing a flux density of 6.0 - 6.5 cal/cm2persecond at the taped hole for a total of 10 seconds. Examine forconformance to requirements of applicable detail specification.4.6 Reports: The vendor of tape shall furnish with each shipment a report
36、showing the results of tests to determine conformance to the acceptance testrequirements and stating that the tape conforms to the other technicalrequirements. This report shall include the purchase order number, lotnumber, AMS-3779A and the applicable detail specification number and theirrevision l
37、etter if any, vendors material designation, and quantity.4.7 Resampling and Retesting: If any specimen used in the above tests fails tomeet the specified requirements, disposition of the tape may be based on theresults of testing three additional specimens for each original nonconformingspecimen. Fa
38、ilure of any retest specimen to meet the specified requirementsshall be cause for rejection of the tape represented and no additionaltesting shall be permitted. Results of all tests shall be reported.5. PREPARATION FOR DELIVERY:5.1 Rolls: The tape shall be evenly and uniformly wound, adhesive side i
39、n, onsuitable cores with inside diameter of 3.00 inches + 0.06, -0 (75.0 mm +1.5, -0). The cores shall have sufficient rigidity to prevent distortion ofthe roll under normal conditions of transportation, storage, and use. Thelength of tape on each roll shall be not less than 36 yards (33 m).5.2 Pack
40、aging and Identification:5.2.1 Packaging and marking for commercial shipments shall be in accordance withASTM D 3951.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,- 6 -SAESAEAMS-3779 Revision A5.2.2 F
41、or direct U.S. Military procurement, packaging, and marking shall be inaccordance with PPP-T-680, Commercial Level, unless Level A is specifiedin the request for procurement.6. ACKNOWLEDGMENT: A vendor shall mention this specification number and theapplicable detail specification number and their re
42、vision letters, if any, inall quotations and when acknowledging purchase orders.7. REJECTIONS: Tape not conforming to this specification and the applicabledetail specification, or to modifications authorized by purchaser, will besubject to rejection.8. NOTES:8.1 Marginal Indicia: The phi (0) symbol
43、is used to indicate technicalchanges from the previous issue of this specification.8.2 Thermal Radiation Tests: This specification requires preproduction tests ofwhich the thermal radiation test is one such requirement. The Air ForceMaterials Laboratory, Attn: AFWAL/MLSE, Wright-Patterson AFB, OH 45
44、433,will perform courtesy testing as may be required for conformance torequirements of the applicable detail specification for thermal radiationfor initial testing of tape. This thermal radiation test need not berepeated for new orders, or different parts of an order, provided thematerials and proce
45、sses have not changed and a statement to this affect isfurnished by the supplier.8.3 Tape should be stored in its original container in a cool, dry place. Atemperature not higher than 25C (77F) and a relative humidity not higherthan 60% are recommended.8.4 Dimensions and properties in inch/pound uni
46、ts and the Celsius temperaturesare primary; except as noted in 8.4.1, dimensions and properties in SI unitsand the Fahrenheit temperatures are shown as the approximate equivalents ofthe primary units and are presented only for information.8.4.1 In 3.5.1 and 5.1, the SI units for width and length are
47、 the exact unitsadopted by the Pressure Sensitive Tape Council, a group representing thePressure Sensitivity Tape Industry. In the detail specifications the SIunits for strength and adhesion (N/100 mm) have also been adopted by thePressure Sensitive Tape Council.8.5 For direct U.S. Military procurem
48、ent, purchase documents should specify notless than the following:Title, number, and date of this specification and the applicable detailspecificationWidth of tape desiredQuantity of tape desiredLevel A packaging, if required (See 5.2.2).Copyright SAE International Provided by IHS under license with
49、 SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-SAESAEAMS-3779 Revision A- 7 -8.6 Similar Specifications: MIL-T-83284 is listed for information only andshall not be construed as an acceptable alternate unless all requirements ofthis AMS and its applicable detail specifications are met.8.7 Tape meeting the requirements of this specification has been classifiedunder Federal Supply Classification (FSC) 8305.This
