1、I INCH-POUND blIL-A-3316C 20 October 1987 SUPERSEDING NIL-A-3316B 29 April 1966 (See 6.7) Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 5523, Departme
2、nt of the Navy, Washington, DC 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document NILITARY SPECIFICATION ADHESIVES, FIRE-RESISTANT, THERNAL INSULATION This specification is approved for use by all Departments and
3、Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers fire-resistant adhesives for securing cloth and tape to certain thermal insulations and for securing thermal insulations to metal surfaces. 1.2 Classification. The adhesives shall be of the following classes and gra
4、des, as specified (see 6.2.1). Class 1 Grade A - Pigmented white. Grade B - Pigmented red (sealer coating to identify asbestos-free system). For bonding fibrous glass cloth to unfaced fibrous glass insulation. For sealing the edges of, and bonding fibrous glass tape to the For bonding lagging cloth
5、to thermal insulation. joints of fibrous glass board. Class 2 Grade A - Pigmented white. For attaching fibrous glass insulation to metal surfaces. a L Or by letter* AMSC N/A FSC 8040 DISTRIBUTION STATEMENT A Approved for public release; distribution unlimited I . THIS DOCUMENT CONTAINS PAGES. Provid
6、ed by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-”- ” MIL-A-33LbC 80 M 77777Ob 007b87L 7 M - - ML-A-3316C Class 3 Grade A - Pigmented white. For attaching cork and fibrous glass insulation board to metal surf aces. 2. APPLICABLE DOCUMENTS 2.1 Government doc
7、uments. 2.1.1 Specifications and standards. The following specifications and standards form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications a
8、nd Standards (DoDISS) and the supplement thereto, cited in the solicitation. SPECIFICATIONS FEDERAL PPP-C-96 - Cans, Pletal, 28 Gage and Lighter. PPP-P-704 - Pails, Metal: (Shipping, Steel, 1 Through 12 Ga 1 lons ) . MILITARY MIL-1-742 - Insulation Board, Thermal, Fibrous Glass. MIL-C-20079 - Cloth,
9、 Glass; Tape, Textile Glass; and Thread, MIL-1-22023 - Insulation Felt, Thermal and Sound Absorbing Felt, DOD-E-24607 - Enamel, Interior, Nonflaming (Dry), Chlorinated Glass. Fibrous Glass, Flexible. Alkyd Resin, Semigloss. (Metric) STANDARDS FEDERAL FED-STD-141 - Paint, Varnish, Lacquer and Related
10、 Materials; FED-STD-313 - Material Safety Data Sheets Preparation and the FED-STD-595 - Colors. Methods of Inspection, Sampling and Testing. Submission of. MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-STD-129 - Marking for Shipment and Storage. Attributes. 2.1.2 Other
11、Government publication. The following other Government publication forms a part of this specification to the extent specified herein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. 2 Provided by IHSNot for ResaleNo reproduction or networking permitte
12、d without license from IHS-,-,-MIL-A-3316C 80 m 7977706 009b872 7 W NIL-A-3316C O DEPARTMENT OF LABOR Code of Federal Regulations, Title 29 Part 1910, Occupational Safety and Health Standards (Application for copies should be addressed to the Superintendent of Docu- ments, U.S. Government Printing O
13、ffice, Washington, DC 20402.) (Copies of specifications, standards, and publications required by con- tractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) 2.2 Other publications. The following documen
14、ts form a part of this speci- fication to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted shall be those listed in the issue of the DoDISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the D
15、oDISS shall be the issue of the nongovernment docu- ments which is current on the date of the solicitation. AMERICAN SOCIETY FOR TESTING AND MATERIALS (AST) Thermal Insulation. Cleveland Open Cup. (DoD adopted) C 640 - Standard Specification for Corkboard D 92 - Standard Test Method for Flash and F
16、and Cork Pipe ire Points by D 217 - Standard Test Methods for Cone Penetration of Lubricating Grease. (DoD adopted) D 562 - Standard Test Method for Consistency of Paints Using the Stormer Viscometer. (DoD adopted) D 903 - Standard Test Method for Peel or Stripping Strength of Adhesive Bonds. (DoD a
17、dopted) D 1475 - Standard Test Method for Density of Paint, Varnish, Lacquer, and Related Products. (DoD adopted) D 2196 - Standard Test Methods for Rheological Properties of Non- Newtonian Materials by Rotational (Brookfield) Visco- meter. (DoD adopted) Latex Flat Wall Paints. (DoD adopted) D 2486
18、- Standard Test Method for Scrub Resistance of Interior D 3951 - Standard Practice for Commercial Packaging. (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) TECHNICAL ASSOCIATION OF TKE PULP AND PAPER INDUSTRY
19、(TAPPI) T 803 - Puncture and Stiffness Test of Container Board. (Application for copies should be addressed to the Technical Association of the Pulp and Paper Industry, Technology Park/Atlanta, P.O. Box 105113, Atlanta, GA 30348.) UNIFORM CLASSIFICATION COMMITTEE AGENT Uniform Freight Classification
20、 Ratings, Rules and Regulations (Application for copies should be addressed to the Uniform Classification Committee Agent, Tariff Publication Officer, Room 1106, 222 South Riverside Plaza, Chicago, IL 60606.) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from
21、 IHS-,-,-NATIONAL PiOTOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT National Motor Freight Classification (Application for copies should be addressed to the National Motor Freight Traffic Association, Inc., ATA TRAFFIC Dept., 2200 Mill Road, Alexandria, VA 22314. ) (Nongovernment standards and other p
22、ublications are normally available from the organizations which prepare or which distribute the documents. These documents also may be available in or through libraries or other informational services.) 2.3 Order of precedence. In the event of a conflict between the text of this specification and th
23、e references cited herein (except for associated detail specifications, specification sheets or bis standards), the text of this specification shall take precedence. Nothing in this Specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained.
24、 I 3. REQUIREMENTS 3.1 Qualification. The adhesives furnished under this specification shall be products which are authorized by the qualifying activity for listing on the applicable qualified products list at the time set for opening of bids (see 4.2 and 6.3). 3.2 Material. The adhesives shall be e
25、ffective for the purpose intended without heating or the addition of other ingredients. They shall be free of all ingredients which may adversely affect the serviceability, have a deleterious effect on thermal insulation and fibrous glass cloth, or cause corrosion of bare steel in the adhesion tests
26、 or primed steel in service. Adhesives shall not contain mercury or mercury compounds and shall be asbestos free. When specified in the contract or order, a certificate of compliance shall be prepared (see 6.2.2). I 3.3 Stability. 3.3.1 Storage stability. The adhesives shall meet the requirements sp
27、ecified herein upon the completion of storage for a period of 6 months in an airtight container (see 4.4.2.1). 3.3.2 Freeze-thaw stability. The adhesive shall meet the requirements specified herein (see 4.4.4 through 4.4.13) upon returning to room temperature after subjection to a temperature of 16
28、degrees Fahrenheit (F) for 16 hours (see 4.4.2.2). 3.4 Toxicity and irritancy. The material shall have no adverse effect on the health of personnel when used for its intended purposes. Questions perti- nent to this effect shall be referred by the contracting activity to the Naval Medical Command (NA
29、VNEDCOM) who will act as an advisor to the contracting activity (see 4. l. 2). 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-a J e e MIL-A-33LbC BO W 779770b 0076891-1 2 m NIL-A-3316C 3.5 Flash point. 3.5.1 Class 1 adhesive. This material is non-
30、flammable and, as such, does not exhibit a flash point. 3.5.2 Classes 2 and 3 adhesives. The flash point of the adhesives shall be higher than 80F (see 4.4.4). 3.6 Consistency. 3.6.1 Class 1 adhesive. The consistency of the adhesive at 80F, after it has been stirred moderately by hand, shall be suit
31、able for both brush and hand application to the surface of faced and unfaced fibrous glass insulation board conforming to MIL-1-742 and to the surface of fibrous glass cloth con- forming to type I, class 2 of MIL-C-20079 (see 4.4.5.1). The consistency of the adhesive shall be not less than 50,000 no
32、r more than 150;OOO centipoise (cP) units (see 4.4.5.1). 3.6.2 Class 2 adhesive. The consistency of the adhesive shall be not less than 90 nor more than 130 Krebs units (see 4.4.5.2). 3.6.3 Class 3 adhesive. The consistency of the adhesive shall be such as to allow a cone penetration average of not
33、less than 25 nor more than 35 milli- meters (mm) (see 4.4.5.3). 3.7 Coverage and finished weight (class 1 adhesive only). The coverage obtained from the adhesive in producing a satisfactory covering shall be not less than 30 square feet per gallon for each specimen (see 4.4.6). The finished weight o
34、f the covering for each specimen shall be not more than 5.35 ounces per square foot of application. 3.8 Adhesive strength. 3.8.1 Strength before drying (class 1 adhesive only). The strength of the adhesive before drying shall be sufficient to prevent fibrous glass cloth from peeling away more than 1
35、 inch at any point from the faced and unfaced surfaces of vertically mounted fibrous glass insulation board and from the lower (faced and unfaced) surfaces of horizontally mounted fibrous glass insulation board (see 4.4.7.1). 3.8.2 Drying time and stripping strength. 3.8.2.1 Class 1 adhesive only. T
36、he adhesive shall dry to touch within a period of 48 hours, and shall have an average adhesive strength of not less than 3 pounds (see 4.4.7.2.1). 3.8.2.2 Classes 2 and 3 adhesive. Specimens shall have an adhesive strength of not less than 300 grams (see 4.4.7.2.2). 3.8.3 Tensile adhesive strength (
37、class 3 adhesive only). The adhesive strength shall be not less than: (a) 125 pounds when tested as specified in 4.4.7.3.2. (b) 100 pounds when tested as specified in 4.4.7.3.3. (c) 50 pounds when tested as specified in 4.4.7.3.4. 5 Provided by IHSNot for ResaleNo reproduction or networking permitte
38、d without license from IHS-,-,-MIL-A-3316C The adhesive shall be considered as conforming to the strength requirements when failure occurs in the cork at a strength lower than that specified for the adhesive, except that failure at less than 50 pounds shall result in a retest using cork selected for
39、 greater strength. 3.9 Color. 3.9.1 Class 1, grade A adhesive. The adhesive shall be white in color (see 4.4.8). 3.9.2 Class 1, grade B adhesive. The adhesive shall match red no, 31158 of FED-STD-595 (see 4.4.8). 3.10 Flexibility (all classes). The adhesive shall not develop cracks deep enough to ex
40、pose the substrate (see 4.4.9). Cracks occurring at either end and extending not more than 1/4 inch shall be disregarded. 3.11 Washability (class 1 adhesive only). The adhesive shall be washable to the extent that there shall be no definite break-through or detachment of the adhesive (see 4.4.10). 3
41、.12 Paintability (class 1 adhesive only). The adhesive shall not cause discoloration or bleeding through enamel conforming to DOD-E-24607, shall not cause cracking or crazing of the enamel, and shall be compatible with the enamel (see 4.4.11). 3.13 Fire resistance. 3.13.1 Vertical specimen test (all
42、 classes). There shall be no residual flame or continuous burning of any specimen for more than 3 seconds after the test flame is extinguished (see 4.4.12.1). 3.13.2 Horizontal panel test. 3.13.2.1 Class 1 adhesive. When the adhesive is tested as specified in 4.4.12.2.1 and 4.4.12.2.3, no sustained
43、flaming shall issue from any specimen. Any flame which occurs shall be limited to intermittent short flames from the area directly exposed to the test flames. No flame or glow from the specimen shall reach the angle frame at any point during or after the test period. Flaming shall not continue more
44、than 2 minutes after the burner flame is extin- guished. At no time during the test period shall any piece of the specimen having an area greater than 10 square inches fall from the specimen. 3.13.2.2 Classes 2 and 3 adhesives. The adhesives shall flame only inter- mittently when tested as specified
45、 in 4.4.12.2.2 and 4.4.12.2.3, and they shall not smolder after that test. When the insulation board is pulled off the steel plate, the separation shall occur within the fibrous glass insulation rather than at the glueline. 3.14 Puncture resistance (class 1 only). The puncture resistance of the fini
46、shed covering shall be not less than 800 inch-ounces per inch of tear (see 4.4.13). O a O 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-A-3316C 3.15 Workmanship. The adhesive shall be free from grit, lumps and skins 0 (see 4.4.14). 3.16 Unit
47、container content, The unit container shall contain not less than the capacity specified in 5.1 (see 4.4.15). 3.17 Material safety data sheet. The contracting activity shall be pro- vided a material safety data sheet (NSDS) at the time of contract award. The WSDS is Form OSHA-20 fbund in and part of
48、 FED-STD-313. The MSDS shall be included with each shipment of the material covered by this specification (see 6.5). 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of a
49、ll inspection requirements as specified herein. Except as otherwise speci- fied in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specifi- cation where such inspections are deemed necessary to assure supplies and servi
