1、SAE-AMS3382ADOPTION NOTICESAE-AMS3382, “TETRAFLUOROETHYLENE/PROPYLENE RUBBER (FEPM)HYDRAULIC FLUID AND SYNTHETIC OIL RESISTANT 75 TO 90“, wasadopted on 29-SEP-95 for use by the Department of Defense(DoD). Proposed changes by DoD activities must be submitted tothe DoD Adopting Activity: Commander, De
2、fense Supply CenterPhiladelphia, ATTN: DSCP-ITAA, 700 Robbins Avenue, Philadelphia,PA 19111-5096. Copies of this document may be purchased from theSociety of Automotive Engineers 400 Commonwealth DriveWarrendale, Pennsylvania, United States, 15096-0001. http:/www.sae.org/_Custodians: Adopting Activi
3、ty:DLA - ISArmy - MRNavy - ASAir Force - 99DLA - ISFSC 5330DISTRIBUTION STATEMENT A: Approved for public release; distributionis unlimited.COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesSAE Technical Standards Board Rules provide that: “Thi
4、s report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.”SAE reviews
5、 each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.Copyright 1999 Society of Automotive Engineers, Inc.All rights reserved. Printed in U.S.A.QUESTIONS REGARDING THIS DOCUMENT: (724) 772-7161 FA
6、X: (724) 776-0243TO PLACE A DOCUMENT ORDER: (724) 776-4970 FAX: (724) 776-0790SAE WEB ADDRESS: http:/www.sae.org400 Commonwealth Drive, Warrendale, PA 15096-0001AEROSPACE MATERIAL SPECIFICATIONAMS 3382CIssued JUL 1993Revised OCT 1999Superseding AMS 3382BTetrafluoroethylene/Propylene Rubber (FEPM)Hyd
7、raulic Fluid and Synthetic Oil Resistant 70 to 80 and 85 to 951. SCOPE:1.1 Form: This specification covers two classes (durometers) of tetrafluoroethylene/ propylene rubber (FEPM) in the form of extrusions, sheet, strip, and molded shapes.1.2 Application: These products have been used typically for
8、components requiring continuous operation in dry air, hydraulic fluids, and synthetic engine oils at temperatures from -5 to +232 C (+23 to 450 F) or in high pH chemical decontamination solutions, but usage is not limited to such applications. Each application should be considered individually.1.3 C
9、lasses: Product is classified as follows:Class 1 - 70 to 80 Durometer “A” hardnessClass 2 - 85 to 95 Durometer “A” hardness1.3.1 The class supplied shall be the class ordered.1.4 Safety - Hazardous Materials: While the materials, methods, applications, and processes described or referenced in this s
10、pecification 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 ensure familiarity with the safe and proper use of any hazardous materials and to take the necessary precautionary
11、measures to ensure the health and safety of all personnel involved.COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 2 -2. APPLICABLE DOCUMENTS: The following publications form a part of this specification to the exten
12、t specified herein. The 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.2.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001.AMS 2279 Tolerances, Rubber Prod
13、uctsMAM 2279 Tolerances, Metric, Rubber ProductsAMS 2810 Identification and Packaging, Elastomeric ProductsAMS 3023 Fluid, Reference for Testing Polyol Ester (and Diester) Resistant MaterialAS1241 Fire Resistant Phosphate Ester Hydraulic Fluid for Aircraft2.2 ASTM Publications: Available from ASTM,
14、100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.ASTM D 297 Rubber Products - Chemical AnalysisASTM D 395 Rubber Property - Compression SetASTM D 412 Vulcanized Rubber and Thermoplastic Rubbers and Thermoplastic Elastomers-TensionASTM D 471 Rubber Property - Effect of LiquidsASTM D 518 Rubber
15、 Deterioration - Surface CrackingASTM D 573 Rubber - Deterioration in an Air OvenASTM D 1149 Rubber Deterioration - Surface Ozone Cracking in a ChamberASTM D 1329 Rubber Property - Retraction at Lower Temperatures (TR Test)ASTM D 2137 Rubber Property - Brittleness Point of Flexible Polymers and Coat
16、ed FabricsASTM D 2240 Rubber Property - Durometer Hardness3. TECHNICAL REQUIREMENTS: 3.1 Material: Shall be a compound, based on a tetrafluoroethylene/propylene elastomer, suitably cured to produce a product meeting the requirements of 3.2, specified and tested either as Class 1 or Class 2.3.2 Prope
17、rties: The product shall conform to the requirements shown in Table 1, 3.2.13, and 3.2.14; tests shall be performed on the product supplied and, except as otherwise specified herein, in accordance with specified methods, insofar as practicable.COPYRIGHT SAE International (Society of Automotive Engin
18、eers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 3 -TABLE 1 - Properties PropertyRequirementClass 1RequirementClass 2 Test Method3.2.1 Hardness, Durometer “A”or equivalent 75 5 90 5 ASTM D 22403.2.2 Tensile Strength, min1800 psi(12.4 MPa)2000 psi(13.8 MPa)ASTM D 412,Die B
19、or C3.2.3 Elongation, min 200% 100% ASTM D 412,Die B or C3.2.4 Specific Gravity PreproductionValue 0.02ASTM D 2973.2.5 Synthetic Lubricant Resistance:(Immediate DeterioratedProperties)ASTM D 471AMS 3023 (See 8.2)200 C 3(392 F 5)70 hours 0.53.2.5.1 Hardness Change,Durometer “A” or equivalent,max -25
20、-253.2.5.2 Tensile Strength Change,max -30% -30%3.2.5.3 Elongation Change, max -20% -25%3.2.5.4 Volume Change, max +30% +30%3.2.6 Oil Resistance: ASTM D 471IRM 903 (See 8.3)150 C 3(302 F 5)70 hours 0.53.2.6.1 Hardness Change,Durometer “A” or equivalent 0 to -12 0 to -123.2.6.2 Tensile Strength Chang
21、e,max -20% -25%3.2.6.3 Elongation Change, max -20% -20%3.2.6.4 Volume Change, max +20% +20%COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 4 -3.2.7 Hydraulic Fluid Resistance: ASTM D 471AS1241,Type IV, Class 1100 C 3
22、(212 F 5)70 hours 0.53.2.7.1 Hardness Change,Durometer “A” or equivalent,max -20 -253.2.7.2 Tensile Strength Change,max -35% -40%3.2.7.3 Elongation Change, max -20% -25%3.2.7.4 Volume Change, max +30% +25%3.2.8 Dry Heat Resistance: ASTM D 573250 C 3(482 F 5)70 hours 0.53.2.8.1 Hardness Change,Durome
23、ter “A” or equivalent +5 +53.2.8.2 Tensile Strength Change, max -25% -25%3.2.8.3 Elongation Change, max -25% -25%3.2.8.4 Weight Loss, max +6% +6%3.2.9 Alkaline Fluid Resistance: ASTM D 47150% SodiumHydroxide100 C 3(212 F 5)70 hours 0.53.2.9.1 Hardness Change,Durometer “A” or equivalent 5 53.2.9.2 Te
24、nsile Strength, Change, max -10% -10%3.2.9.3 Elongation Change, max -10% -15%3.2.9.4 Volume Change, max +5% +5%TABLE 1 - Properties (Continued) PropertyRequirementClass 1RequirementClass 2 Test MethodCOPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling S
25、ervicesAMS 3382C SAE AMS 3382C- 5 -3.2.13 Weather Resistance: The product shall show no evidence of cracking when tested in accordance with ASTM D 1149 for seven days at 40 C 2 (104 F 4). Test specimens shall be prepared and mounted in accordance with ASTM D 518, Method B. 3.2.14 Corrosion: The prod
26、uct shall not have a corrosive effect on other materials when exposed to conditions normally encountered in service, determined by a procedure acceptable to purchaser. Discoloration of metal shall not be considered objectionable.3.3 Quality: The product, as received by purchaser, shall be uniform in
27、 quality and condition, smooth, as free from foreign material as commercially practicable, and free from internal imperfections detrimental to usage of the product.3.4 Tolerances: Shall conform to all applicable requirements of AMS 2279 or MAM 2279.3.2.10 Compression Set:Percent of OriginalDeflectio
28、n, max 40% 45%ASTM D 395,Method B175 C 3(347 F 5)22 hours 0.53.2.11 Long-Term Compression Set:Percent of OriginalDeflection, max 50% 50%ASTM D 395,Method B175 C 3(347 F 5)168 hours 1.03.2.12 Low-Temperature Resistance:3.2.12.1 Temperature RetractionTR10point, max+4 C(+39 F)+4 C(+39 F)ASTM D 13293.2.
29、12.2 Brittle Point, max -35 C(-31 F)-35 C(-31 F)ASTM D 2137,Method ATABLE 1 - Properties (Continued) PropertyRequirementClass 1RequirementClass 2 Test MethodCOPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 6 -4. QUALI
30、TY ASSURANCE PROVISIONS: 4.1 Responsibility for Inspection: The manufacturer of the product shall supply all samples and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the
31、product conforms to the specified requirements.4.2 Classification of Tests: 4.2.1 Acceptance Tests: Requirements shown in Table 2 are acceptance tests and shall be performed on each lot.4.2.2 Periodic Tests: Requirements shown in Table 3 are periodic tests and shall be performed at least every six m
32、onths unless another frequency of testing is specified by purchaser.4.2.3 Preproduction Tests: All technical requirements are 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 rea
33、pproval as in 4.4.1, and when purchaser deems confirmatory testing to be required.TABLE 2 - Acceptance Test RequirementsRequirement ParagraphHardnessTensile StrengthElongationSpecific GravityCompression Set3.2.13.2.23.2.33.2.43.2.10TABLE 3 - Periodic Test RequirementsRequirement Paragraph Volume Cha
34、nge in Synthetic LubricantVolume Change in Hydraulic FluidWeight Loss in Dry Heat3.2.5.43.2.7.43.2.8.4COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 7 -4.3 Sampling and Testing: Shall be as follows:4.3.1 For Accepta
35、nce Tests: Sufficient product shall be taken at random from each lot to perform all required tests. The number of determinations for each requirement shall be as specified in the applicable test procedure or, if not specified therein, not less than three, except as otherwise specified in 4.3.1.4.4.3
36、.1.1 If specimens cannot be prepared from the product, ASTM test specimens prepared from the same batch and state of cure shall be used. When the product supplied is an extrusion of such shape that suitable test specimens cannot be cut from the product, a separate flat strip test sample, from the sa
37、me production lot, shall be supplied upon request. This strip shall be prepared from tubing 1.000 inch 0.063 (25.40 mm 1.60) in OD by 0.075 inch 0.008 (1.90 mm 0.20) in wall thickness, mechanically slit and flattened into a strip while being extruded, and cured in the same manner as production produ
38、ct. When the product is a molded shape from which test specimens cannot be cut, a slab 6 inches (152 mm) square by 0.075 inch 0.008 (1.90 mm 0.20) thick, molded from the same batch of compound, shall be supplied upon request.4.3.1.2 A lot shall be all product of the same batch of compound processed
39、in one continuous run and presented for manufacturers inspection at one time.4.3.1.3 A batch shall be the quantity of compound run through a mill or mixer at one time.4.3.1.4 A statistical sampling plan acceptable to the purchaser may be used in lieu of sampling as in 4.3.1. Sample size for visual a
40、nd dimensional requirements shall be as shown in Table 4; sample unit shall be one molded part and acceptance based on zero defects.TABLE 4 - Visual and Dimensional InspectionLot Size Sample Size2 to 8 Entire Lot9 to 90 891 to 150 12151 to 280 19281 to 500 21501 to 1200 271201 to 3200 353201 to 1000
41、0 3810001 to 35000 4635001 to 150000 56150001 and Over 65COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling ServicesAMS 3382C SAE AMS 3382C- 8 -4.3.2 For Periodic and Preproduction Tests: Acceptable to purchaser or as stated in the contract.4.4 Approva
42、l: 4.4.1 Sample product shall be approved by purchaser before product for production use is supplied, unless such approval is waived by purchaser. Results of tests on production product shall be essentially equivalent to those on the approved sample. Production product made by a revised procedure sh
43、all not be shipped prior to receipt of reapproval. If necessary to make any change in parameters for the process control factors, manufacturer shall submit for reapproval a statement of the proposed changes in ingredients and/or processing and, when requested, sample product.4.4.2 Manufacturer of th
44、e product shall make no significant change in material, processes, or control factors from those on which the approval was based, unless the change is approved by the cognizant engineering organization. A significant change is one which, in the judgment of the cognizant engineering organization, cou
45、ld affect the properties or performance of the product.4.4.2.1 Control factors for producing products include, but are not limited to, the following: Compound ingredients and proportions thereof within established limitsSequence of mixing compound ingredientsType of mixing equipmentMethod and equipm
46、ent for preparing preformsBasic molding procedure (compression, transfer, injection)Curing time and pressure; variations of 10% are permissibleFinishing methodsMethods of inspection.4.4.2.2 Any of the above process control factors for which parameters are considered proprietary by the manufacturer m
47、ay be assigned a code designation. Each variation in such parameters shall be assigned a modified code designation.4.5 Reports: The supplier of the product shall furnish with each shipment a report from the manufacturer showing the results of tests to determine conformance to the acceptance test req
48、uirements and stating that the product conforms to the other technical requirements. This report shall include the purchase order number, lot number, AMS 3382C, manufacturers identification number, class, form and size or part number, and quantity.4.6 Resampling and Retesting: If any specimen used i
49、n the above tests fails to meet the specified requirements, disposition of the product may be based on the results of testing three additional specimens for each original nonconforming specimen. Failure of any retest specimen to meet the specified requirements shall be cause for rejection of the product represented. Results of all tests shall be reported.COPYRIGHT SAE International (Society of Automotive Engineers, Inc)Licensed by Information Handling Serv
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