1、SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and enginee ring sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefr
2、om, 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 invit es your written comments and suggestions.Copyright 1998 Society of Automotive Engineers, Inc.All rights reserved. Printed in U.
3、S.A.QUESTIONS REGARDING THIS DOCUMENT: (724) 772-7154 FAX: (724) 776-0243TO PLACE A DOCUMENT ORDER: (724) 776-4970 FAX: (724) 776-0790SAE WEB ADDRESS: http:/www.sae.org400 Commonwealth Drive, Warrendale, PA 15096-0001AEROS PACE MATERIAL SPECIFIC ATIONSubmitted for recognition as an American National
4、 StandardAMS 3899BIssued APR 1980 Revised OCT 1993Reaffirmed SEP 1998Superseding AMS 3899ACarbon Fiber T ape and SheetPolysulfone Resin Impregnated1. SCOPE:1.1 Form: This specification and its supplementary detail specifications cover carbon fibers in the form of tape and sheet impregnated with heat
5、-activated, formable, thermoplastic polysulfone resin.1.2 Application: These products have been used typically for fabricating high-strength and high-modulus composite parts, using either hand-layup or a machine for automated-tape-layup, but usage is not limited to such applications.1.3 Classificati
6、on: The tapes and sheets shall be as specified in the applicable detail specifications, wherein each material is defined by property characteristics and continuous service temperature. An example is shown in 8.2. The material covered by each detail specification appears as part of the title.1.4 Safe
7、ty-Hazardous Materials: While the materials, methods, applications, and processes described or referenced in this specification may involve the use of hazardous materials, this specification does not address the hazards which may be involved in such use. It is the sole responsibility of the user to
8、ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel involved. 2. APPLICABLE DOCUMENTS: The following publications form a part of this specification to the extent specified herein. The
9、 latest issue of SAE publications shall apply. The applicable issue of other publications shall be the issue in effect on the date of the purchase order.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-
10、,-AMS 3899B SAE AMS 3899B- 2 -2.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001.AMS 3892 Fibers, Carbon, Tow and Yarn, for Structural CompositesAMS 3898 Interleaf Carrier Material, Composite Tape2.2 ASTM Publications: Available from ASTM, 100 Barr Harbor Dri
11、ve, West Conshohocken, PA 19428-2959.ASTM D 792 Specific Gravity (Relative Density) and Density of Plastics by DisplacementASTM D 1505 Density of Plastics by the Density-Gradient TechniqueASTM D 2344 Apparent Interlaminar Shear Strength of Parallel Fiber Composites by Short Beam MethodASTM D 2734 Vo
12、id Content of Reinforced PlasticsASTM D 3039 Tensile Properties of Fiber-Resin CompositesASTM D 3171 Fiber Content of Resin-Matrix Composites by Matrix DigestionASTM D 3410 Compressive Properties of Unidirectional or Crossply Fiber-Resin CompositesASTM D 3529 Resin Solids Content of Carbon Fiber-Epo
13、xy PrepregASTM D 3530 Volatiles Content of Carbon Fiber-Epoxy PrepregASTM D 3531 Resin Flow of Carbon Fiber-Epoxy Prepreg2.3 U.S. Government Publications: Available from DODSSP, Subscription Services Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.MIL-STD-2073-1 DOD Materiel, Proc
14、edures for Development and Application of Packaging Requirements2.4 AIA Publications: Available from National Standards Association, Inc., 1321 14th Street, N.W., Washington, DC 20005.NAS 992 Reel, Composite Filament Tape, Automated Machine Layup3. TECHNICAL REQUIREMENTS: 3.1 Detail Specifications:
15、The requirements for a specific material shall consist of all requirements specified herein in addition to requirements specified in the applicable detail specification. In case of conflict between requirements of this basic specification and an applicable detail specification, requirements of the d
16、etail specification shall govern.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE AMS 3899B- 3 -3.2 Material: 3.2.1 Construction: The product shall consist of parallel, undirectional car
17、bon fibers meeting the requirements of AMS 3892 and its applicable detail specification, impregnated with a polysulfone resin meeting the requirements of the applicable detail specification, and arranged in a single in-plane layer.3.2.2 Ends: The products shall contain no unspliced yarn or tow ends.
18、 Splices in the same or adjacent tows or yarns shall be not less than 10 feet (3 m) apart.3.2.3 Storage Life: The product, when packaged in waterproof, heat-sealed bags, shall meet the requirements of the applicable detail specification after storage as specified herein.3.3 Properties: The product s
19、hall conform to the following requirements:3.3.1 Resin Impregnated Fiber Tape and Sheet: Shall conform to requirements of this specification and the applicable detail specification; tests shall be performed on the product supplied in accordance with test procedures specified herein.3.3.2 Molded Lami
20、nates: Shall conform to requirements of this specification and the applicable detail specification; tests shall be performed on specimens cut from test laminates prepared as specified in 4.5.1. Specimens for elevated temperature tests shall be tested after exposure at the test temperature for 30 min
21、utes 1.3.4 Quality: The product, as received by purchaser, shall be uniform in quality and condition, and free from foreign materials and, except as specified in 3.4.1, free from imperfections detrimental to usage of the product.3.4.1 Visual Imperfection Criteria: Visible indications of dry spots, v
22、oids, crimps, crossed or broken fibers, twisted fibers, irregular carrier, over-impregnation, or incomplete impregnation areas will be unacceptable if the total length of each area exceeds limits, indicated in Table 1, for the total tape length of the roll.Copyright SAE International Provided by IHS
23、 under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE AMS 3899B- 4 -3.4.1.1 Does not refer to twists inherent in the material.3.5 Tolerances: 3.5.1 Width: Shall be as specified in Table 2.TABLE 1 - Imperfection CriteriaImperfections C
24、riteriaFilaments not wetted 1 maximumTape not parallel to center line Parallel within 0.5 degreesCrimps 1 maximumForeign materials None permittedColor uniformity Natural colorTwists (3.4.1.1) 2 maximumScrim distortion (when scrim is present) As agreed uponRippled interleaf As agreed uponResin-starve
25、d areas As agreed uponFiber crossover As agreed uponTABLE 2A - Width Tolerances, Inch/Pound UnitsNominal WidthInchesToleranceInchUp to 1.000, excl As agreed upon1.000 to 3.000, excl +0, -0.0253.000 +0, -0.050Over 3.000 0.040 for each 3.000 inches of widthTABLE 2B - Width Tolerances, SI UnitsNominal
26、WidthmmTolerancemmUp to 25.40, excl As agreed upon25.40 to 76.20, excl +0, -0.6476.20 +0, -1.27Over 76.20 1.02 for each 76.20 mm of widthCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE
27、AMS 3899B- 5 -3.5.2 Fiber Alignment and Spacing: Individual fibers, yarns, and tows shall be parallel to the tape center line within 5 degrees along their entire length. Open space between fibers, yarns, and tows shall each be not more than 0.060 inch (1.52 mm) long nor more than 10 inches (254 mm)
28、long, cumulative total, for each 10 square feet (0.93 m 2 ) of product.4. QUALITY ASSURANCE PROVISIONS: 4.1 Responsibility for Inspection: The manufacturer of the product shall supply all samples for required tests and shall be responsible for performing all required tests. Purchaser reserves the ri
29、ght to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to the requirements of this specification.4.2 Classification of Tests: 4.2.1 Acceptance Tests: Tests for the following requirements are acceptance tests and shall be performed on each lot:Const
30、ruction (3.2.1)Volatile ContentTotal Resin SolidsResin FlowVisual ImperfectionsLongitudinal Flexural Strength at Room TemperatureModulus of Elasticity in FlexureShort Beam Shear Strength at Room TemperatureQuality (3.4)Tolerances (3.5)4.2.2 Preproduction Tests: Tests for all technical requirements a
31、re preproduction tests and shall be performed prior to or on the initial shipment of the product by the manufacturer, when a change in ingredients and/or processing 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 procurem
32、ent, substantiating test data and, when requested, preproduction test material shall be submitted to the cognizant agency as directed by the procuring activity, contracting officer, or request for procurement.4.3 Sampling and Testing: Shall be as follows:4.3.1 For Acceptance Tests: Shall be as shown
33、 in Table 3. Test specimens shall be taken at random throughout the lot.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE AMS 3899B- 6 -4.3.1.1 If the number of inspection units to be sam
34、pled equals or exceeds the lot size, inspect each unit.4.3.1.2 A lot shall be all product produced in a single production run from the same batches of raw materials under the same fixed conditions and presented for manufacturers inspection at one time.4.3.1.2.1 For purposes of traceability, the manu
35、facturer shall maintain records of the ingredients of each lot for not less than three years.4.3.1.3 Inspection Unit: An inspection unit shall be each 25 pounds (11.3 kg) of impregnated material or fraction thereof.4.3.2 For Preproduction Tests: As agreed upon by purchaser and manufacturer.4.4 Appro
36、val: 4.4.1 Sample product shall be approved by purchaser before product for production use is supplied, unless such approval be waived by purchaser. Results of tests on production product shall be essentially equivalent to those on the approved sample.4.4.2 Manufacturer shall use ingredients, manufa
37、cturing procedures, processes, and methods of inspection on production product which are essentially the same as those used on the approved sample. If necessary to make any change in ingredients, in type of equipment for processing, or in manufacturing procedures, manufacturer shall submit for reapp
38、roval a statement of the proposed changes in ingredients and/or processing and, when requested, sample product. Production product made by the revised procedure shall not be shipped prior to receipt of reapproval.4.5 Test Methods: Tests to determine conformance to the requirements of this specificat
39、ion and the applicable detail specification shall be conducted as shown in Table 4.TABLE 3 - Acceptance Testing SamplingNumber ofInspection Unitsin the LotNumber of Inspection Unitsfrom Which Samplesare to be Taken Accept Reject1 to 90 8 (4.3.1.1) 0 191 to 280 32 1 2281 to 500 50 2 3Copyright SAE In
40、ternational Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE AMS 3899B- 7 -4.5.1 Preparation of Test Laminates: Test laminates of suitable thickness and area shall be prepared from sufficient plies of impregnated m
41、aterial oriented undirectionally and molded in a suitable press or equivalent at a temperature and pressure to provide optimum properties. Details of time, temperature, rate of heating, and pressures used shall be noted in the report. The resultant laminate shall be uniform in thickness within 0.003
42、inch (0.08 mm) and shall have a fiber volume of 57% 3. The thickness per ply shall be within 0.0004 inch (0.010 mm) of the nominal thickness, determined from Equation 1:(Eq. 1)where:T = Thickness per ply in inches (mm)A = Thickness of test panel in inches (mm)B = Number of plies in panel 4.5.2 Volat
43、ile Content: Shall be determined in accordance with ASTM D 3530, except that the exposure temperature shall be 260 C 5 (500 F 9).4.5.3 Total Resin Solids: Shall be determined in accordance with ASTM D 3529. Suggested solvents are N-methylpyrrolidone (NMP) or dimethyl formamide (DMF).4.5.4 Resin Flow
44、: Shall be determined in accordance with ASTM D 3531, except that the press cycle shall be 288 C (550 F) for 30 minutes 5.TABLE 4 - Test MethodsRequirementMinimum Number ofSpecimens per Test Test ProcedureVolatile Content 1 4.5.2Total Resin Solids 2 4.5.3Resin Flow 1 4.5.4Visual Imperfections 1 4.5.
45、5Tensile Strength andModulus of Elasticity 4 ASTM D 3039Compressive Strength andModulus of Elasticity 4 ASTM D 3410Flexural Strength andModulus of Elasticity 4 4.5.6Short Beam Shear Strength 4 ASTM D 2344Density 3 4.5.7Void Content 3 ASTM D 2734Fiber Volume 3 ASTM D 3171T AB-=Copyright SAE Internati
46、onal Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS 3899B SAE AMS 3899B- 8 -4.5.5 Visual Imperfections: Shall be determined as follows:4.5.5.1 Allow a sample of the product, approximately 15 feet (4.6 m) in length lying fl
47、at on the table, to be exposed to standard environmental conditions for 10 to 30 minutes prior to inspection.4.5.5.2 Inspection aids and measuring devices of applicable accuracy may be used as required.4.5.5.3 Report the results of the inspection of each sample of product.4.5.6 Flexural Strength and
48、 Modulus of Elasticity: 4.5.6.1 Specimen Preparation: The specimens, taken from the laminate prepared as in 4.5.1, shall be 0.080 inch (2.03 mm) nominal thickness, 0.500 inch 0.010 (12.70 mm 0.25) wide, and 3.00 inches 0.03 (76.2 mm 0.8) long. Specimen edges shall be ground with abrasive finer than
49、400 grit (38 m) to the required length and width dimension. The fiber direction of the specimen shall be parallel to the longitudinal axis of the specimen. Other specimen configurations are acceptable provided that the fiber direction is parallel to the longitudinal axis of the specimen, the thickness of the specimen is equal to, or less than, the width of the specimen, and the length of the specimen is s
