ARMY MIL-P-64008-1982 PROJECTILE 155MM XM825 METAL PARTS ASSEMBLY《XM825式155 mm射弹用金属件组件》.pdf

1、G - MIL-P-64008 13 9906 0352879 5 m c- - c_L 3-37-Cs MIL-P- 6 4 O O 8 (AR) 27 December 1982 MILITARY SPECIFICATION PROJECTILE, 155MM: XM825 METAL PARTS ASSEMBLY This specification is approved for use by US Army Armament Research and Development Command, and is available for use by all Departments an

2、d Agencies of the Department of Defense, f 1. COPE f 1.1 This specification covers projectile, 155hhI XM825 Metal Parts. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specification and standards. Unless otherwise specified, the following specifications and standards of the issue listed in-

3、that issue of-the Department of Defense Index of Specifications and Standards (DoDISS) in the solicitation, form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY MIL-M-6867 - Magnetic Inspection Units MIL-1-6868 - Inspection Process, Magnetic Particle MIL-A-48078

4、- Ammunition, Standard Quality Assurance Provisions For STANDARDS MILITARY MIL-STD-105 - Sampling rocedures and Tables for Inspection by Attributes MIL-STD-410 - Nondestructive Testing Personnel Qualification and Certification MIL-STD-1169 - Packaging, Packing and Marking for Shipment of inert Ammun

5、ition Components MIL-STD-1235 - Single and Multilevel Continuous Sampling Procedures and Tables for Sampling by Attributes 8.w i 320 1 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improvin this document should be addressed to: Commander, U

6、S Army Armament ftesearch and Develo ment Command, Attn. DRDAR-QA, Dover, New Jersey 07801 b using tte self-addressed Standardization Document Improvement Proposal DD Form 1426) appearing at the end of this document or by letter. Provided by IHSNot for ResaleNo reproduction or networking permitted w

7、ithout license from IHS-,-,-I VIL-P-64008 23 7999906 0352880 2 H MIL-P-64008 (AR) DRAWINGS US ARMY ARMAMENT RESEARCH AND DEVELOPMENT COMMAND (ARRADCOM) PRODUCT AND PACKAGING DRAWINGS 9352634 - Projectile, 155MM, XM825, Metal Parts 8837839 - Pallet for Projectile, 155MM, HE and GB Hollow Base Type IN

8、SPECTION EQUIPMENT DRAWINGS 9280318 - Body Magnetic Particle Standard for T9280354 - Eddy Current Standard, XM825 Base T9280355 - Envelope Drawing Eddy Current Equipment, 155MM, ICM, M483A1 XM825 Base 2.2 Other publications. The following documents form a part of this specification to the extent spe

9、cified herein. Unless otherwise-indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. SOCIETY OF AUTOMOTIVE ENGINEERS AMs 2375 - Control of Forgings Requiring First Article Approval (Applica Au tomo t i 15906). tions for copies should be addressed to: Soc

10、iety of ve Engineers, 400 Commonwealth Drive, Warrandale, PA AMERICAN SOCIETY FOR TESTING AND MATERIAL (ASTM) ASTM Method E-8 - Tension Testing of Metallic Materials ASTM Method E-10 - Brinell Hardness of Metallic Materials ASTM Method E-103 - Rapid Indentation Hardness Testing of Metallic Materials

11、 ASTM Method B-117 - Salt Spray (Fog) Testing (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103). 2.3 Order of precedence. in the event of a conflict between the text of this specification and the reference cited h

12、erein, the text of this specification shall take precedence. 2. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-bqOO 13 77777Ob 0352L 3 W MIL-P-64008 (AR) 3. REQUIREMENTS 3.1 General. Materials, parts and assemblies shall comply with the requir

13、ements specified on the applicable drawings, referenced specifications and standards. 3.2 Body. 3.2.1 Forming. When a cold working operation is used in forming the body, the maximum reduction in cross sectional area shall not exceed 22 percent. Process drawings showing the prior to cold work and aft

14、er cold work process piece dimensions shall be submitted to the technical agency. for approval prior to use. Once approved, the process drawings shall not be changed without prior approval of the procuring activity. - The hardness of the process piece prior to a cold working operation shall not exce

15、ed 241 Brinell (see 6.6). 3.2.2 Stress relief. Prior to the band welding operation, bodies which have been cold worked shall be stress relieved at 1000% (538OC) minimum temperature (body) for a minimum time of 30 minutes. 3.2.3 Heat treatment. Each body (after application of the welded overlay band)

16、 shall be austenitized, quenched and tempered uniformly to meet the mechanical properties specified on the applicable drawing. after tempering unless followed by a stress relief. (see 6.12). No work involving plastic flow is permitted 3;3 Rot at ing band 3.3.1 Rotatinq band application. The rotating

17、 band shall be overlay welded using the gas metal arc welding process in accordance with the applicable drawings and specifications, metal arc welding process in this instance means the use of a consumable electrode with a non-electrode auxiliary wire. The width of the band shall be obtained by osci

18、llating the welding head and the auxiliary wire feed system. The process for applying the rotating band, once established must be maintained, controlled and monitored by the contractor. controlling and monitoring the process must be submitted to the technical agency for approval prior to the start o

19、f production. Documented records of the process control must be made available to the Government upon request (see 6.9) . Gas Procedures for maintaining, 3.3.2 Rotating band seat. Body material (steel) under the rotating band shall not be visible in the cannelure diameter. 3 Provided by IHSNot for R

20、esaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (AR) 3.3.3 Foreign matter on band seat. Prior to banding, the band seat shall be free of any contaminants that would be detrimental to the adhesion of the band to the band seat. 3.4 Ogive and base. 3.4.1 Microstruc

21、ture. The microstructure of the ogive and base shall comply with the microstructure depicted in Figure la or lb. 3.4.2 Heat treatment. Each ogive and base shall be solution heat treated and aged uniformly to meet the mechanical properties specified on the applicable drawing. 3.4.3 Monitoring of hot

22、forge temperature. When ogives and bases are hot forged, the forger shall provide continuous, automatic monitoring of slug temperature prior to hot forging. Details shall be provided in accordance with paragraph 3.8.1. 3.4.4 Storage. Forgings, semi finished, or finished components shall be stored in

23、doors. into finished components in a sequential forging lot basis; i.e., first in first out. Forgings shall be processed 3.5 Metal defects. 3.5.1 Body, ogive and base. The body, ogive and base shall i be free from all metal defects, in accordance with the defect standards (see 3.5.3) including crack

24、s, splits, bursts, cold shuts, pipes, porosity, inclusions, folds, seams and other metal defects. In addition, the cavity of the components shall be free of scale, fins, burrs, draw marks, laminations, imbedded foreign matter, and pits (see 3.5.3). 3.5.2 Rotating band. The rotating band and band sea

25、t areas shall have no cracks, lack of bonding, or other metal defects in accordance with defect standards (see 3.5.3). the technical engineering agency. defects will be established for each contract after the first months production or whenever requested by the procuring contracting agency. be auste

26、nitizedr quenched and tempered uniformily to meet the mechanical proterties specified on the applicable drawing. work involving plastic flow is permitted after tempering unless followed by a stress relief (see 6.12). 3.5.3 Defect standards. Defect standards must be approved by All visual standards f

27、or 3.6 Heat treatment of base adapter, Each base adapter shall No 4 1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (AR) 3.7 Proving Ground Function Test. The metal parts when assembled to form the projectile, 155MM, XM825 shall reveal

28、no evidence of failure when tested at excess and service pressure or Zone 3. Metal parts failure shall be: a. Loss or breakup of metal part components in flight (except obturator) . b. Shear of the rotating band as evidenced by complete lack of engraving. c. Base and cargo not ejecting .(except exce

29、ss, pressure) (Failure analysis must determine the cause to be the projectile metal parts). 3.8 First article inspection. This specification contains technical provisions for first article inspection. for the submission of the first article samples by the contractor shall be as specified in the cont

30、ract. 3.8.1 First article approval of aluminum forgings. First article approval of forgings, forging drawings, process and controls to be used in producing subsequent production forgings shall be obtained from the government technical agency prior to initiating production. approval shall be in accor

31、dance with AMs 2375. and tests. The contractor shall maintain records of the results of all examinations and tests required by this specification and submit same upon request by the Government (see 6.4). chips, burrs, sharp edges, dirt, grease, oil, rust, or other foreign matter. to any of the parts

32、, nor shall the parts be contaminated by the cleaning agent. Requirements The procedures for obtaining first article 3.9 Records of results of contractor conducted examinations . 3.10 WorkmanshiE. All parts and assemblies shall be free of The cleaning method used shall not be injurious 3.11 Painting

33、. Painting shall comply with the requirements of the applicable drawing. Drying Time prior to testing shall be in accordance with the applicable drawing. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection and standard qualit assurance provisions. Unless otherwise specified herein o: i

34、n the contract, the provisions of MIL-A-48078 shall. apply and are hereby made a part of this detail specification. 4.2 Classification of inspections. The following types of inspection shall be conducted on this item: a. First Article Inspection b. Quality Conformance Inspection 5 Provided by IHSNot

35、 for ResaleNo reproduction or networking permitted without license from IHS-,-,-i MIL-P-bqOO 13 9777706 0352Ll 7 Wj MIL-P-64008 (AR) -4.3 First article inspection. 4.3.1 Submission. The contractor shall submit a first article sample as designated by the contracting officer for evaluation in accordan

36、ce with the provisions of 4.3.2. The first article sample shall consist of the following items in the sample quantities as indicated. PART DESCRIPTION Projectile Metal Parts Assembly, complete with base and adapter assembly Projectile subassembly Body Body (Prior to Banding) Ogive Ogive Forging (Pri

37、or tc heat treat) Base and adapter assembly Base Base (Prior to protec- tive finish and drilling wrench slots) Base Forging (Prior to heat treat) Adapter I Base Obtuarator DRAWINGS 9352634 9352633 9352632 9352632 10542916 9 3 5 2 6 3 1 9352629 9352629 9532629 9352630 10542907 Twenty of the above pro

38、jet-ile metal forwarded to a designated load plant QUANTITY 25 5 5 2 5 1 25 5 5 1 10 5 parts assemblies shall be for loadins and shall then be forwarded to a Goveinment proving ground for bailistic testing. Table 1 herein. 4.3.2 Inspections to be performed, See MIL-A-48078 and 4.3.3 Rejection. See M

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