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    ARMY MIL-C-14892-1973 CASE CARTRIDGE 105MM M150B1《M150B1型105MM子弹壳》.pdf

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    ARMY MIL-C-14892-1973 CASE CARTRIDGE 105MM M150B1《M150B1型105MM子弹壳》.pdf

    1、MIL-C-14892 (MU) 1 November 1973 , SUPERSEDING FA-PD-MI-2524, Rev. I 24 April 1964 MILITARY SPECIFICATION CASE, CARTREE, low, Bl50Bl This Specification is approved for use by all Departments and Agencies of the Department of Defense. 1, SCOPE - -. 1.1 This specification covers Case, Cartridge, 105MM

    2、, Ml5OBl. 2. APPLICABLE DOCUMENTS 2.1 The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein. SPECIFICATIONS Military MIIL-A-2550 - Ammunition and Special Weapons, General Specifi- cation

    3、 For STANDARDS Military MIL-STD -105 MIL-STO-109 MIL-STD - U68 MIL- STD - 1167 1;11-s-1169 - Sampling Procedures and Tables for Inspection by - Quality Assurance Terms and Definitions - Ammunition Data Card - Lot Numbering of Ammunition - Packaging, Packing and Marking for Shipment of Inert Ammuniti

    4、on Components - Single and Multilevel Continuous Sampling Procedures and Tables for Inspection by Attributes Attribut es Armament Command Fi0521648 F7548235 IEL-10521648 - Case, Cartridge, low, Ml5OBl - Cartons, Ammunition for Interplant Shipment of - Inspection Equipment List for Case, Cartridge, S

    5、teel Cartridge Cases, 37MM to 120MM, Inclusive lorn, 1501 FSC i315 4- Y, IWtS WGUIUENT CONTAINS PAGES. A. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-C-1W92 13 7Ob 0298082 9 I MIL-C-14892 (MU) (Copies of specifications, standards, drawings

    6、and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 Other publications.-The following documents form a part of this specification to the extent specified herein, Unless

    7、 otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. ASA B46.1 - Surface Texture (Application for copies should be addressed to the American National Standards Institute (ANSI), 1430 Broadway, New York, N. Y. 10018.) ASTM Method - American Sta

    8、ndards for Testing and Materials (Application for copies should be addressed to the American Standars for Testing and Materials, 1916 Race Street, Philadelphia, Pa. 19103,) 3. REQUIREMENTS 3.1 General.-The cartridge case shall comply with all requirements of the applicable drawings, referenced speci

    9、fications and the following: . 3.2 Material.-The supplier shall be responsible for selecting from the classification list contained in the raw material specification, the surface and physical condition of the raw material intended for use in manufacture. 3.3 Thermal treatment.-The entire cartridge c

    10、ase shall be subjected to a thermal treatment after the heading operation, by heating above the upper critical temperature point, quenching and tempering to the desired properties. 3.4 Stress relief.-The cartridge case shall be adequately stress relieved at the times and temperatures suitable for de

    11、velopment of desired properties. Mechanical properties.-The mechanical properties specified on the 3.5 applicable drawing and referenced specifications shall be uniform throughout each section. 3.6 Protective coating.-Protective coating as specified on the applicable drawing and referenced specifica

    12、tions shall apply to all surfaces of the cartridge case regardless of contour configuration. 3.7 umum profi-Maximum profile of the cartridge case shall comply with the requirements of the applicable drawing. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from

    13、IHS-,-,-MIL-C-14892 (MU) 3.8 Functional.-The cartridge case shall be subjected to a functional test in the following phases: Excess Pressure Phase Cold Temperature Phase Excess, Excess Pressure Phase (For Information Only) 3.8.1 Obturation.-The cartridge case shall effectively seal the breech of the

    14、 weapon against leakage of gases generated during firing. 3.8.2 Soundness.-Af6, .-Extraction O 2 1 2 5. Primer retention O 2 1 2 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-14892 (MU) 4.3.7 Inspection equipment.-Index of inspection equipm

    15、ent list IEL 10521648 identifies the inspection equipment required to perform the examinations and tests prescribed herein. 4.4 Test methods and procedures. 4.4.1 Thermal treatment,-This test shall be performed on a hardness comparator of a nondestructive type approved by the contracting officer. 4.

    16、4.2 Mechanical properties. 4.4.2.1 Hardness.-This test shall be performed on the locations specified by the applicable drawing in accordance with the procedures prescribed for Rockwell Hardness Testing by ASTM Method E-10. 4.4.2.2 Tension test.-The test specimens shall be taken from the cartridge ca

    17、se in accordance with the standard position and size of tensile specimen chart, Figure I, the yield strength, tensile strength and elongation shall be determined in accordance with the procedures prescribed for these tests by ASTM Method E-8. 4.4.3 High stress expansion test.-The cartridge case, aft

    18、er heat treatment shall be expanded diametrically 0.05 inches minimum while under pressure in a zone extending from 14 inches above the flange to 9 inches above the flange, expansion from 1 % inches above the flange will decrease as the flange is approached, expansion at flange to be zero. 4.4.4 Pro

    19、tective coating.-The criteria specified by the applicable specification shall be utilized in determining acceptability of the protective coating. 4.4.4.1 Thickness of coating.-The thickness of the protective coating may be determined by either method specified in the applicable specification. 4.4.4.

    20、2 salt spray.-The samples provided by 4.3.4.4.2 shall be tested using the criteria and equipment specified for this test by ASTM Xethod B-117. The significant inner surface as well as the significant outer surface of the case will be examined for compliance with the requirements of the applicable sp

    21、ecification. 4.4.5 Maximum profile gage.-The cartridge case, after application of protective coating shall freely enter the Government certified maximum profile gage. The gate of the gage shall close without interference with the cartridge case head. 4.4.6 Macro examinat&on.-The cartridge case shall

    22、 be cut in a 90 degree section along the axis through the primer hole. The specimen shall be etched in accordance with the procedures prescribed for this test by ASTPl Method 317. 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-14892 (MU) 4.

    23、4.7 Functional. 4.4.7.1 Initial production sample. 4.4.7.1.1 Excess pressure phase.-The cartridge case will be assembled into a complete round in the same manner as required for service firing. The propellant charge will be adjusted to produce the chamber pressure specified on the applicable drawing

    24、. conditioned at plus 65 degrees Fahrenheit (F) to plus 75 degrees F, and fired in a serviceable weapon for which the round is standard. operated in the service manner. The complete round will be temperature The weapon will be 1 4.4-7.1.2 Cold temperature phase.-The cartridge case will be assembled

    25、into a complete round in the same manner as required for service firing. The propellant charge will be adjusted to produce a chamber pressure of 24,200 pounds per square inch (PSI) to 28,600 PSI piezo equivalent pressure, when temperature conditioned at 70 degrees F. The complete round will be tempe

    26、rature conditioned at minus 35 degrees F, to minus 45 degrees F, and fired in a Serviceable weapon for which the round is standard. operated in the service manner, The weapon will be 4.4.7.1.3 Excess, Excess pressure pha=.-The cartridge case will be The propellant charge will be adjusted to produce

    27、the maximum chamber assembled into a complete round in the same manner as required for service firing. pressure permitted by the proving ground. The complete round will be temperature conditioned at plus 65 degrees F, to plus 75 degrees F, and fired in a service- able weapon for which the round is s

    28、tandard. the service manner. The weapon will be operated in 4.4.7.2 Production lot. 4.4.7.2.1 Excess pressure phase.-The cartridge case will be assembled into a complete round in the same manner as required for service firing. propellant charge will be ajusted to produce the chamber pressure specifi

    29、ed on the applicable drawing. at plus 65 degrees F to plus 75 degrees F, and fired in a serviceable weapon for which the round is standard. The weapon will be operated in the service manner. The The complete round will be temperature conditioned 5. PREPARATION FOR DELIVERY 5.1 Packing. 5.1.1 Level A

    30、.-Yot applicable. 5,1.2 Level B.-Not applicable. 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-14892 (MU) 5.1.3 Level C.-Cartridge cases shall be packed in accordance with the requirements of Drawing F7548235. 5.2 Packaging and packing.-Pa

    31、ckaging, packing aiid marking shall be in accordancei tli ?III,-STD-1169, 5.3 Data card.-Data card information shall be as specified in MIL-STD-1167. 6. XOTES 6.1 Prior to fabrication of an initial production sample, the contractor upon approval of the contracting officer, may make and submit for ev

    32、aluation up to five process control lots. These process control lots shall consist of not less than 10 nor more than 25 cartridge cases each. The contractor shall furnish all information pertaining to the manufacture of the lots to the con- tracting officer. borne by the Government. All costs for te

    33、sting these process control lots will be 6.2 Visual ex_amination qualification.-When compliance with the applicable requirements is in doubt as a result of visual examination, this characteristic may be measured or gaged to determine acceptability. 6.3 Extraction.-The term “extraction” shall mean th

    34、at the fired cartridge is loosedned and pulled to the rear of the weapon sufficeintly to permit removal by hand. 6.4 Ordering data.-Procurement documents should specify the title, number and date of this specification. 6.5 Supersession d=.-This specification includes the requirements of Purchase Des

    35、cription FA-PD-MI-2524, Rev. 1 dated 24 April 1964. Custodian: Armv-MU 12 Preparing activity Army - ?f Project No, 1315-A248 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I 310N, t- . I t ErI i t * 1 X o “ O 01 ilJ j O -P w .L 7 I m I * U. S. GOVERNMENT PRINTING (HFICE 1974-713-152/3973 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-


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