1、Beneficial comments (recommendations, additions, deletions) and any pertinent data that may be of use inimproving this document should be addressed to: WR-ALC/LKJE, 460 2ND ST, STE 221, ROBINS AFB GA31098-1640, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at th
2、eend of this document or by letter.AMSC N/A FSC 8030DISTRIBUTION STATEMENT A . Approved for public release; distribution is unlimited.INCH-POUNDMIL-PRF-8116C31 October 1997SUPERSEDINGMIL-P-8116B26 April 1965PERFORMANCE SPECIFICATIONPUTTY, GENERAL PURPOSE, NON-HARDENINGThis specification is approved
3、for use by all Departments and Agencies of the Departmentof Defense.1. SCOPE1.1 Scope . This specification covers a general purpose putty compound with corrosioninhibitors.2. APPLICABLE DOCUMENTS2.1 General . The documents listed in this section are specified in sections 3 and 4 of thisspecification
4、. This sections does not include documents cited in other sections of thisspecification or recommended for additional information or as examples. While every effort hasbeen made to ensure the completeness of this list, document users are cautioned that they mustmeet all specified requirements docume
5、nts cited in sections 3 and 4 of this specification, whetheror not they are listed.2.2 Government documents .2.2.1 Specifications and standards . The following specifications and standards form a part of thisdocument to the extent specified herein. Unless otherwise specified, the applicable issues o
6、f thesedocuments are those listed in the specific issue of the Department of Defense Index ofSpecifications and Standards (DoDISS) and supplement thereto, cited in the solicitation (see 6.2).Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-811
7、6C2SPECIFICATIONSFEDERALTT-S-735 - Standard Test Fluids, HydrocarbonSTANDARDSFEDERALFED-STD-141 - Paint, Varnish, Lacquer and Related Materials, Methods ofInspection, Sampling and TestingFED-STD-313 Material Safety Data, Transportation Data andDisposal Data for Hazardous Materials Furnished toGovern
8、ment Activities(Unless otherwise indicated, copies of the above specification and standard are available from theStandardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, Pennsylvania19111-5094.)2.3 Non-Government publications . The following documents form a part of this d
9、ocument to theextent specified herein. Unless otherwise specified, the applicable issues of the documents whichhave been adopted by the DoD are those listed in the specific issue of the DoDISS cited in thesolicitation. Unless otherwise specified, the documents not listed in the DoDISS are the issues
10、 ofthe documents cited in the solicitation (see 6.2).AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) STANDARDSASTM B209 - Standard Specification for Aluminum andAluminum-Alloy Sheet and PlateASTM D2369 - Standard Test Method for Volatile Content of CoatingsASTM D381 - Standard Test Method for Exis
11、tent Gum in Fuels byJet Evaporation(Application for copies should be addressed to the American Society for Testing and Materials,1916 Race St., Philadelphia, PA 19013)Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8116C32.4 Order of preceden
12、ce . In the event of a conflict between the text of this document and thereferences cited herein (except for related associated specifications or specification sheets), thetext of this document takes precedence. Nothing in this document, however, supersedesapplicable laws and regulations unless a sp
13、ecific exemption has been obtained. If there is aconflict between the contents of this specification and an associated specification or specificationsheet, the associated specification or specification sheet will apply.3. REQUIREMENTS3.1 First Article . When specified (see 6.2), a sample shall be su
14、bjected to first article inspectionin accordance with 4.2.3.2 Recycled, recovered, or environmentally preferable materials . Recycled, recovered, orenvironmentally preferable materials should be used to the maximum extent possible provided thatthe materials meet or exceed the operational and mainten
15、ance requirements, and promoteeconomically advantageous life cycle costs.3.3 Material . The material shall be a non-corrosive, non-drying, non-hygroscopic, adhesiveputty-like compound of permanently elastic composition containing corrosion inhibitors, and freefrom any ingredients which might cause s
16、hrinkage by oxidation or evaporation.3.4 Performance requirements .3.4.1 Appearance . The compound shall be of uniform composition possessing the same physicalproperties throughout. No lumps or separated material shall be present when inspected asspecified in 4.5.3.4.2 Non volatile content . The non
17、 volatile content shall be no less than 97 percent when testedas specified in 4.7.1.3.4.3 Consistency . The consistency of the material shall be such as to produce a diameter ofspread of not less than 2-1/8 inches nor more than 2-3/8 inches when under a load of 10 poundsfor 6 to 7 minutes when teste
18、d as specified in 4.7.2.3.4.4 Shear test . The time required for a lineal shear of the compound between metal strips shallbe not less than 4 minutes using a 1000 gram load when tested as specified in 4.7.3.3.4.5 Resistance to drying and aging . The compound shall not flow, lose adhesion or becomeemb
19、rittled when dried for seven days at a temperature of 180 5 F. The loss in weight after sevendays shall not exceed 3 percent by weight when tested as specified in 4.7.4.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8116C43.4.6 Removability
20、. A film of the compound subjected to the resistance to drying and aging test(see 4.7.4) shall be removable after not more than 24 hours of immersion in ethyl acetate or othermaterials as recommended by the manufacturer which are acceptable to the procuring activitywhen tested as specified in 4.7.5.
21、3.4.7 Water solubility . The compound shall not be affected by water and shall contain no morethan 3 percent water soluble material when tested as specified in 4.7.6.3.4.8 Fuel contamination . The non-volatile extractable materials contributed by the compound incontact with the fuel, shall not excee
22、d 60 milligrams per 100 milliliters. No more than a slightdiscoloration shall result on a freshly polished copper strip hung in the contaminated fuel duringthe 48 hour extraction period when tested as specified in 4.7.7.3.4.9 Resistance to salt water and hydrocarbons . A finished panel partially imm
23、ersed in a twolayer liquid consisting of a 3 percent solution of sodium chloride in water and 30 percent aromatichydrocarbon test fluid for not less than seven days at a temperature maintained at 95 to 100 F,shall not show film failure or evidence of corrosion on the metal when tested as specified i
24、n 4.7.8.3.4.10 Storage stability . The manufacturer shall furnish the procuring agency with certificationthat the putty furnished has a minimum shelf life of three years, at which time the putty shall becapable of passing the minimum requirements of this specification.3.5 Environmental conditions .3
25、.5.1 Hazardous materials . The primer shall not contain chlorinated solvents or hydrolyzablechlorine derivatives. Also, the primer shall not contain or require for application any EPA Class IOzone Depleting Substances/Chemicals or hazardous materials as defined in FED-STD-313. Norshall the primer co
26、ntain any chemical listed in the current report of known carcinogens of NationalToxicology Program (see 4.8.1).4. VERIFICATION4.1 Classification of inspections . The inspection requirements specified herein are classified asfollows:a. First Article inspection (see 4.2).b. Conformance inspection (see
27、 4.3).4.2 First Article Inspection . First Article inspection shall consist of all the inspections and tests asspecified in paragraphs 4.5 and 4.7.1 through 4.7.8.4.2.1 First Article procedures . Upon successful completion of all testing requirements asspecified herein, the contractor shall provide
28、a certified test report showing that the materialProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8116C5conforms to all requirements of this document. The report shall be forwarded to WR-ALC/LKJE,460 2ND ST, STE 221, ROBINS AFB, GA 31098-1640.
29、 Upon review and acceptance of thetest report, the government will provide approval to the contractor as a qualified source.4.3 Conformance inspection . Conformance inspection, when specified (see 6.2), shall consist ofall the inspections and test as specified in paragraphs 4.5 and 4.7.1 through 4.7
30、.8.4.3.1 Lot size and sampling . For purposes of sampling for conformance inspection, a lot shallconsist of putty from one batch offered for delivery at one time. Samples of putty from each lotshall be selected as specified in FED-STD-141, Method 1022.4.4 Requirements cross-reference matrix . Table
31、1 provides a cross-reference matrix of theSection 3 requirements tested or verified in the paragraphs below.TABLE 1 . Requirements Cross-Reference MatrixREQUIREMENT VERIFICATION3.4.1 4.53.4.2 4.7.13.4.3 4.7.23.4.4 4.7.33.4.5 4.7.43.4.6 4.7.53.4.7 4.7.63.4.8 4.7.73.4.9 4.7.84.5 Visual examination for
32、 defects . Each of the putty samples shall be inspected visually to verifycompliance with this specification. Any sample containing one or more defects as defined inTable 2 shall be cause for rejection of the lot represented by that sample.TABLE 2. Visual Examination for DefectsCritical None defined
33、Major101102103Composition not uniformPutty contains lumpsPutty has separated materialMinor None defined4.6 Test panels . The test panels specified in Table 3 shall be required for tests. The 1 by 4 and 3by 6 inch panels of alclad aluminum alloy shall have a 1/8 inch diameter hole centered on a line
34、1/4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8116C6inch from one end of the panel and a line shall be inscribed across the width of the panels exactlyone inch from the same end (holed end). The panels shall be cleaned in accordance with
35、 FED-STD-141, Method 2013, paragraph 4.3, (for panels not to be anodized).TABLE 3. Required Test PanelsQuantity Material Approximate Size Nominal Thickness1 Aluminum Alloy, 2024-T3,ASTM B2093 x 6 in. 0.020 in.6 Alclad Aluminum Alloy, 2024-T3,ASTM B2091 x 4 in. 0.012 in.4 Alclad Aluminum Alloy, 2024-
36、T3,ASTM B2093 x 6 in. 0.020 in.2 Alclad Aluminum Alloy, 2024-T3,ASTM B2092-1/2 x 3 in. 0.020 in.4.6.1 Application of coating . Coatings shall be applied to test panels with a suitable spreader topermit depositing a uniform film of approximately 1/32 inch in thickness on the panels. Allaluminum panel
37、s shall be coated entirely on one side except for a one inch strip across the top ofthe panel. A fairly uniform film of compound shall first be spread from the inscribed line to theopposite end of the panel, allowing a slight excess which will be squeezed out by the spreader.4.7 Test procedures .4.7
38、.1 Non-volatile content . The non-volatile content shall be determined in accordance withASTM D2369 (see 3.4.2).4.7.2 Consistency . Three 25 gram samples of compound, weighed to the nearest 0.1 gram, shallbe rolled into balls with the hands. The consistency shall be determined at room temperature by
39、placing one of the sample balls between two glass plates and applying a load of 10 pounds for 6 to7 minutes. The load shall be applied evenly and vertically by means of a suitable fixture, such asthe Williams Plastometer, having freely moving parallel plates. The greatest diameter of thespread of th
40、e compound shall be measured and the average of the three samples shall be reported.This diameter shall be measured from the wetted area (see 3.4.3).Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8116C74.7.3 Shear test . Three pairs of 1 by
41、4 by 0.012 inch 2024 Alclad aluminum panels shall becoated in accordance with 4.6.1 so as to deposit a uniform film. Each pair of panels shall beplaced with the coated areas together and with uncoated areas at opposite ends. The panels shallbe pressed together under a load of 10 pounds for 5 to 6 mi
42、nutes, using a suitable fixture, such asthe Williams Plastometer, to apply the load evenly and vertically. The excess compound shall beremoved from all edges. The panels shall be suspended at the upper end and a 1000 gram loadapplied to the lower end. The number of seconds that the panels suspend th
43、e weight shall berecorded and the average of three trials shall be reported (see 3.4.4).4.7.4 Resistance to drying and aging . Two weighed 3 by 6 inch 2024 Alclad aluminum panelsshall be coated to the scribed line (see 4.6) and reweighed to obtain the weight of appliedcompound. The panels shall be s
44、upported in an upright position with the uncoated end downwardand shall be heated for 7 days in an oven at a temperature of 180 5 F. After cooling, the panelsshall be reweighed and the average loss in weight calculated. The panels shall show no flow overthe inscribed line and no loss of adhesion or
45、embrittlement (see 3.4.5).4.7.5 Removability . A coated panel which has been subjected to the resistance to drying andaging tests shall be immersed for 24 hours in ethyl acetate or other cleaning materialrecommended by the manufacturer for removal of the aged coating. The panel shall then beexamined
46、 for completeness of removal. The compound shall either be completely dissolved orloosened from the metal to leave a clean surface. There shall be no corrosion apparent on themetal (see 3.4.6).4.7.6 Water solubility . Two weighed 3 by 6 inch 2024 Alclad aluminum panels shall be coatedwith compound a
47、nd reweighed after drying to constant weight at a temperature of 150 5 F . Thepanels shall then be suspended in distilled water at a temperature of 150 5 F for two hours andagain dried to constant weight at 150 5 F. From the loss in weight calculate the average percentof water soluble material (see
48、3.4.7).4.7.7 Fuel contamination . Each of two 2-1/2 by 3 inch 2024 Alclad aluminum panels shall becoated on a 2 by 2-1/2 inch area. The panels shall be given a lengthwise bend and shall be placedin an upright position on the 2-1/2 inch edge in a wide mouthed pint jar having a screw cap. Hanga bright
49、 copper strip in the jar and cover the panels and strip with 250 milliliters of 30 percentaromatic hydrocarbon test fluid conforming to TT-S-735, Type III. A sample of the test fluidshall be taken at the same time for a blank determination. Cover the jar and allow to stand for 48hours at room temperature. Two 50 milliliter samples of the contaminated fuel shall be decantedoff and the non-volatile gum residue determined in accordance with ASTM D381. The non-v
