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    AIR FORCE MIL-B-8571 D-1970 BAG STORAGE DRINKING WATER《饮用水储存袋》.pdf

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    AIR FORCE MIL-B-8571 D-1970 BAG STORAGE DRINKING WATER《饮用水储存袋》.pdf

    1、MIL-B-8571D - 16 October 1970 SUPERSEDING MIL-B-85 71C 30 March i966 MILITARY SPECIFICATION BAG, STORAGE, DRINKING WATER This specification is mandatory for use by all Departments and Agencies of the Department of Defense, 1. SCOPE 1.1 Scope-. rinking water. This specification covers plastic bags fo

    2、r the storage of 1.2 Classification. following capacities, as specified (see 6.2) : Piastic bags shall be furnished in sizes having the Size A - 5-quart capacity Size B - 3-pint capacity 2 APPLICqLE DOCUMENTS * 2.1 The following documents of the issue in effect on date of invitation for bids or reQu

    3、est for proposal, form a part of the specification to the extent specified herein. SPECIFICATIONS Federal L-P-375 UU-P-268 PPP-B-636 PPP-B-676 PPP-T-45 Military MIL-W-530 MIL-T-5661 MILF-10884 Plastic Film, Flexible , Vinyl Chloride Paper, Kraft, Untreated, Wrapping Box, Fiberboard Boxes, Set -Up Ta

    4、pe, Gummed, Paper, Reinforced And Plain, For Sealing And Securing Webbing, Textile, Cotton, General Purpose, Natural Or In Colors Tape And Webbing, Textile, Cotton Reinforcing, Woven Fasteners , Snap FED-STO-191 .Textile Test Methods I T - Licensed by Information Handling ServicesMIL-B-8571D Militar

    5、y MIL-STD-105 MIL-STD-129, MIL-STD-330 Sampling. Procedures And Tables For Inspection By Attributes Marking For Shipment And Storage Identification Marking Of US Military Property (Copies of specifications, standards, drawings, and publications required by contractors in connection with specific pro

    6、curement functions should be obtained from the procuring activity or as directed by the contracting officer. 1 7 * 2.2 Other publications. The following publications form a part of this specification to the extent specified herein. Unless otherwise indicated, the issue in effect on date of invitatio

    7、n for bids or request for proposal shall apply. Department of Health, Education, and Welfare; Consumer Protection and Environmental Health Service; Food and Drug Administration. The Federal Food, Drug, and Cosmetic Act, and General Regulations for its Enforcement. (Application for copies should be a

    8、ddressed to the Superintendent of Documents , U. S. Government Printing Office, Washington DC 20402.) NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION, INC. Nat ional Motor Freight Clas si ficat ion (Application for copies should be addressed to American Trucking Association , ATTN: Tariff Order Section,

    9、1616 P Street, N.W., Washington DC 20036.) UNIFORM CLASSIFICATION COMMITTEE Uniform Freight Class if icat ion (Application for copies should be addressed ta the Uniform Classification Committee, Room 202 Union Station, 516 W. Jackson Blvd. , Chicago IL 60606.) 3. REQUIREMENTS * 3.1 First article. Wh

    10、en specified (see 6.2) before production is commenced, five samples of the finished bag shall be submitted or made ready for the contracting officer or his authorized representative for inspection as specified in 4.4. commencement of production, but does not relieve the supplier of responsibility fo

    11、r compliance with the applicable provisions of this specification. preproduction samples shall be manufactured by the supplier in the same facilities to be used for manufacture of the production items. The approval of the preproduction samples authorizes the The * 3.2 Design and construction. The de

    12、sign and construction of the bag shall be as shown an Figures 1 through 9. The seam construction shall be the flat type. All joints and sections shall be secured by means of heat-sealing. Licensed by Information Handling Services1 MIL-B-8571D 4 W 9999906 03bL24 Ia II - MIL-B-8571D * 3.2.1 Mouth. The

    13、 mouth of the plastic bag shall be reinforced with vinyl-resin strips 0.060 thick by 0.500 wide conforming to type II, class I of L-P-375 shown on Figures 1, 2, 6, and 7. * 3.2.2 3. The bag shall be constructed of flexible vinyl film conforming to type II, class 1 of L-P-375 except tkat lacquer lift

    14、ing and crocking shall not apply. The film thickness shall be as follows: Bag material (sizes A and B) Keeper material 0.020 k.02? inch 0.040 I.004 inch Closing straps (sizes A and B) 0.040 +.O04 inch Carring loop 0.060 . specified in 4.6.3, the bag and heat sealed areas shall show no evidence of cr

    15、acking or splitting. of the body and the flexing of the lips in the opposite direction. When tested as specified in 4.6.1, there shall be no When tested as specified in 4.6.2, leakage of When flexed over a 1/8-inch mandrel under the conditions The heat sealed areas tested should include the center 3

    16、 Licensed by Information Handling ServicesMIL-B-8571D 3.3.4 Blocking. blocking greater than scale No. 1. When tested as specified in 4.6.4, the bag shall show no * 3.4 Identification of product. The bag shall be marked in accordance with MIL-STD-130 The height of the letters shall. be a minimum of 3

    17、/16 inch. The nomenclature shall include the following specific information: BAG, STORAGE, DRINKING WATER Size (applicable size to be inserted) Specification M1LB-857iD Contract No. 3.5 Workmanshie. The bag shall be constructed i thoroughly woriunanlik manner and shall be free from any defects that

    18、might affect proper functioning in service, 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of dl inspection requirements as specified herein. Except as otherwise specifid

    19、 in the contract or order, the supplier may use his own or any other facilities suitable for the performance, of the inspection requirements specified herein, unles? disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specification wher

    20、e such inspections are deemed necessaryto assure supplies and services conform to prescribed requirements. * 4.2 Quality conformance inspections. Quuaiity conformance inspections shall consist of examinations and tests listed in Tables I and II, which shall be performed on individual bags and lots t

    21、o determine the conformance of the individual bag or lot with the requirements set forth herein. specified, inspection shall be performed in accordance with MIL-STD-105. * 4.2.1 Sample size. The sample size and acceptance criteria shall be as Unless otherwise specified in Table I and Table II. * 4.2

    22、.2 Performance test. The finished bag shall withstand the tests referenced in Table II. TABLE I. Sample Size and Acceptance Criteria Inspection or Characteristic Examination of bag Examinat ion for dimension Examinat ion for count Examination of preparation for delivery Examination Method 4.5.1 (Tab

    23、le IV) - 4.5.2 4.5.3 4.5.4 (Table V) 4 -7 r- Inspection Level SI - s-2 s-2 s-2 AQL 2.5 (mejor) 6.5 (total) 2-5 2.5 2.5 Licensed by Information Handling ServicesMIL-B-857LD 84 e 7777906 0376326 T m MIL-B-8571D TABLE II. End Item and Material Tests Rqmts urst Pressure 3.3.1 3.3.2 (Size B only) 3.3.3 3

    24、.3.4 Te st Method 4.6.1 4.6.2 4.6.3 4.6.4 - Rqmt Appl To Indi Lot Unit Avg Results Rptd Per Unit l/Fail Nearest Insp Level AU s-1 2J s-1 g/ S-1 6.5 S-1 6.5 - i/ if failure is indicated, report description of failure. - 21 Acceptance number zero. ReJection number one. * 4.3 Contractors certification.

    25、 Components and materials may be accepted on the basis of a contractors certificate of compliance with Table III. TABLE III. Components Component Bag materials (see 3.2.2) Buckle (see 3.2.3) Buckle material (see 3.2.3) Requirement Physical requirements of 0.040 and 0.060 inch - thick vinyl Compositi

    26、on Presence of fungi nutrients * 4.3.1 ?DA certification. The supplier shall submit proof- of compliance that all materials and processes used in the manufacture of-Storage bags for drink- ing water comply with the Federal. Food, Drug, and Cosmetic Act and regulations promulgated thereunder (3.2.2 1

    27、. * 4.4 Jnspection for acceptance. Inspection shall be in accordance with the provisions set forth in MILSTD-105, except where otherwise indicated. * 4.4.1 First article inspection. When required, inspection and testing of the first article sample shall be made of five completely fabricated bags fop

    28、 all provisions of this specification, applicable to end product examination and tests. 5 Licensed by Information Handling ServicesMIL-B-857LD 84 W 7777706 O376327 3 MIL-B-8571D 4.5 Examinat-m. * 4.5.1 Bag assembly. The bag assembly shall be visually examined for the defects listed in Table IV. clas

    29、sification column, defects shall be classified as indicated. Defects with an asterisk in the classification column shall be classified as major defects when seriously affecting serviceability or appearance and as minor defects when affecting serviceability or appearance, but not seriously. Except fo

    30、r defects with an asterisk in the 4.5.2 Examination for dimensions. in dimensions. be classified as a defect. 4.5.3 Examination for count of bag in intermediate containers. Bags packaged for shipment shall be examined to determine conformance with package markings and specific quantity. one box. bag

    31、s shall be classified as a defect. intermediate containers. 4.5.4 to determine if applicable packaging, packing, and marking requirements , specified in Section 5-0f this specification have been met. be examined to determine the existence of defects listed in Table V. The bag shall be examined for d

    32、efects Any dimension that is not within the specified tolerance shall The sample unit for this examination shall be Any box containing less than the specified or marked quantity of The lot size shall be the number of Exdnation of preparation for delivery. An examination shall be made Samples shall 4

    33、.6 Test methods. 4.6.1 Burst pressure. applicable) of water at 80 f10 Fahrenheit (F) and then closed properly by folding the neck portion and securing the buckle assembly. then be subjected to an external force of 75 k2 pounds applied for 1 hour upon an area of 25 square inches of the surface of the

    34、 bag. examined for failures and leakages. lips of the top closure shall not be considered as a failure of the bag under the conditions of this test. 4.6.2 Drop test. 80F 110F and then properly closed by folding the neck portion and securing the buckle assembly. The bag shall then be dropped from a h

    35、eight of 32 feet to a smooth concrete surface. Failure of the seams or leakage of water shall be cause for rejection. A slight leakage through the lips is permissible. The bag shall be filled with 5 quarts or 3 pints (as The bag shall The bag shall be Slight leakage of water between the The 3-pint b

    36、ag shall be filled with 3 pints of water at * 4.6.3 Flexing. After exposure to a temperature of -40 t3.6F for 24 hours f2 hours, the bag shall be flexed in two areas, i.e., in the center of the bag, 3/4 inch below the keeper assembly; and the center of the lips in the opposite direction. Any evidenc

    37、e of cracking or splitting shall be cause for rejection. The bags shall be flexed i80 degrees over a 1/8 inch mandrel. * 4.6.4 Blocking. The bag shall be subjected to the blocking test specified in Method 5872 of FED-STD-191, except that the temperature shall be 130 f1.8F and the bag shall be folded

    38、 once face-to-face with the bottom edge of the bag against the buckle of the bag. be cause for rejection. Blocking greater than scale No. 1 shall ,- 6 Licensed by Information Handling Services MIL-B-8573D 84 m 977770b 0376328 3 TABLE IV. Visual Examination Examinat ion Quality of plastic material (f

    39、ilm and strips , buckle , strap, and belt loop) Quality of cotton tape (applies to size B only) Quality of snap fasteners (applies to size B only) lefect Yaterial not as specified rear, cut, hole, crack or break Sharp crease , wrinkle , bubble, blister, or gouge keater than su erficial cracks in buc

    40、kfe Chipping , delamination , or abrasion Crazed, pitted, or porous Sheeting stained , dirty , or discolored Plastic sheeting not translucent Not specified material Type not as specified Cut, hole, smash, tear or any other imperfection Width or shade not as specified Ends of carrying strap not dippe

    41、d or sealed to prevent raveling Not specified type, size, Finish not as specified or Color not as specified Split , broken , bent out of shape, fractured, chipped, malformed, or otherwise impaired or construction area of no finish Surface not smooth Evidence of rust or Fin, burr, sharp edges,- or ma

    42、chine or die marks corrosion 7 MIL-B-8571D See 4.5.1 * * * * * * - * * flinor X X X X X X X Licensed by Information Handling ServicesMIL-B-8571D TABLE IV. Visual Examination (Cont d) Examinat ion Design and construction Workmanship and assembly Defect Ma j or Not specified shape or contour Varies fr

    43、om#esign or con- struction shown in specifie drawing os approved sample Not specified seam construc- tion (fiat or lap) or not the same as approved sample Open seam,at perimeter of heat seal Open seam other than at perimeter of heat seal Width of heat seal around perimeter not as specified Poor heat

    44、 seal resulting in inadequate fusion Seam puckered or distorted in heat sealing Any patch, splice, or repair of plastic material Any component missing or operation omitted Component loose or not attached as specified Component misplaced or not aligned, not serving intended purpose, e.g. , fastening

    45、tape will not securely engage in buckle when bag is in closed position or snap fasteners will not engage to form carrying strap on size B Snap fasteners mismated or reversed 8 X - X X X X See 4.5.1 - Y Y * * * * Y Licensed by Information Handling ServicesLicensed by Information Handling ServicesflIL

    46、-B-A571D A4 M 7977706 03763311 3 MIL-B-8571D TABLE V. Preparation for Delivery Defects Examination 1 Defect larking (interior and exterior) Omitted, incorrect , iliegible , of improper size, location, sequence, or method of application taterials Any component missing Any component damaged, affecting

    47、 service- ability Jorkmanship Inadequate application of components, such as incomplete closure of container flaps , loose strapping, inadequate stapling Bulging or distortion of containers tumber of bags and number of intermediate containers Any box containing less than specified or marked quantity

    48、of bags Number of interior packages is more or less than required - * 4.6.5 Taste and odor test. A new bag shall be completely filled and emptied twice .with distilled water. with distilled water, and then properly closed by folding the neck portion and securing the buckle assembly. 100 f2F, for24 i

    49、2 hours. temperature, and checked for development of objectionable odor or taste. The bag shall be refilled for the third time The bag shall be placed in an oven maintained at The bag shall then be removed, cooled to room 5. PREPARATION FOR DELIVERY 5.1 Packaging. Packaging shall be level A or C as specified (see 6.2). * 5.1.1 Level A. Each bag with buckle and closing strap positioned flat shall be completely wrapped in Grade By 30 pound minimum basis weight, kraft paper conforming to -P-268. Ten bags of one size only shall be placed flat in a snug fi


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