1、MIL-P-b4008 (5) 9999906 19b8807 997 W IINCH-POUNDI MIL-P-64008 (AR) AMENDMENT 5 02 Auous, + 19d .? SUPERSEDING AMENDMENT 4 11 April 1991 MILITARY SPECFICATION PROJECTILE, 155MM: M825 METAL PARTS ASSEMBLY This amendment forms a part of Military Specification MIL-P-64008 (AR), dated 27 December 1982,
2、and is approved for use within the US Army Armament Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Defense. PAGE 1 1. : SCOPE: Dekete cope“ and substitute “SCOPE“. 1.1: Delete v1XM825tt and substitute 11MS25/M825A1t1. 2.1.1 : Add Military
3、 Specification: 0 “MIL-A-8625 - Anodic coatings, for Aluminum alloys“ 2.1.1: Add Military Specification: “MIL-A-7 0625 - Automated Acceptance Inspection Equipment for Non Electronic Components, Design, Testing and Approval, of PAGE 2 2.1.1: Specifications and Standards: Under Product and Packaging d
4、rawing 9352634 delete title and substitute llProjectile, 155MM, M825, Metal Parts Assembly“. AMSC N/A 1 of 26 FSC 1320 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M
5、IL-P-64008 (AR) AMENDMENT 5 2.1.1: Under Inspection Equipment drawings make the following changes: IT9 2 8 O 354 - Eddy Current Standard, XM825 Base“ to: “9 2 80 3 54 - Eddy Current Standard, M825 Base“ and “T9 2 8 0 355 - Envelope drawing Eddy Current Equipment, XM825 Base“ to: “9 2 8035 5 - Envelo
6、pe drawing Eddy Current Equipment, M825 Base“ Change: “9280427 - Envelope Drawing - M825 Base 9280428 - Ultrasonic Standard Drawing, M825 Base“ To: “9280427 - Envelope Drawing - M825A1 Base 9280428 - Ultrasonic Standard Drawing, M82SAl Base“. 2.2: Under American Society for Testing and Material (AST
7、M)“ “ASTM Method E-18-Rockwell Hardness and Rockwell Super- Add the following: ficial Hardness of Metallic Materials“ PAGE 3 3.2.3: Delete in its entirety and replace with the following: “Each body (after application of the welded overlay band) shall be austenitized, oil quenched and tempered unifor
8、mly to meet the mechanical properties specified on the applicable drawing. No work involving plastic flow is permitted after tempering unless followed by a stress relief. (see 6.12).“ Add the following paragraphs: “3.3.1.1 Minimum meltina of steel. Upon removal of the rotating band material, the ste
9、el band seat shall demonstrate visual evidence of minimum melting due to gilding metal adhesion during application of the rotating band. comparison standards will be provided by the Design Agency. either intergranular penetration of gilding metal or weld start-stop cratering when the body band seat
10、is turned down ta a 5.875 plus or minus 0.010 inch diameter.“ Visual 3.3.1.2 Subsurface defects. There shall be no evidence of 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (AR) AmNDMENT 5 3.3.2: Delete and add the following: “3.3.2 R
11、otatfnq band seat. Body material (steel) under the rotating band shall not be visible in the cannelure . diameter. 3.3.2.1 Process control. Body material (steel) under the rotating band shall not extend above the finished bourrelet surface. A process requirement that will control this feature is dep
12、icted on the Body drawing (see Dwg. 9352632). The contractor may, at his option, use a control other than the one defined on the drawing. The manufacturing procedure and the inspection plan for controlling the process shall be forwarded to the responsible technical agency for approval prior to its i
13、mplementation into production.“ PAGE 4 3.4: After base add “(9352629)“. 3.4.1: Delete and substitute the following: “3.4.1 Microstructure. The microstructure of the ogive and base (9352629) shall comply with the microstructure depicted in Figures 1A and 1B or 2. Two examples of acceptable microstruc
14、ture are shown in Figure 1A and 1B. In Figure lA, the insoluble phase is well broken up, randomly distributed within a matrix which is essentially unrecrystallized. In Figure 1B the insoluble phase is well broken up and randomly distributed within a matrix which is partially recrystallized. acceptab
15、le microstructure is shown in Figure 2. figure the insoluble second phase exhibits some discontinuity and appears to be elongated. An example of an unacceptable microstructure is shown in Figure 3. The insoluble phase is distributed in a more continuous form (Network) within a matrix which shows a l
16、arge degree of microsegration (or coring). The microstructure in Figure 3 must be avoided because it is detrimental to the integrity of the material.“ O An example of a marginally In this 3.4.2: First line, after base add “(9352629)“. 3.4.2.1: Delete and substitute the following: “3.4.2.1 Base (9352
17、629) heat treatment verification. Each base (9352629) shall be Rockwell B85 minimum.“ 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-P-64008 (5 I E 9999906 L9688LO 4BL t MIL-P-64008 (AR) AMENDMENT 5 Add paragraph 3.4.2.2: “3.4.2.2 Base l93 784
18、53) heat treatment verification. Each base (9378453) shall be Rockwell C32 minimum.“ 3.4.3: Second line, after base, add “(9352629)“. 3.6: Delete in its entirety and replace with the following: “Each base and base adapter shall be austenitized, oil quenched and tempered uniformily to meet the mechan
19、ical properties specified on the applicable drawing (see 6.12). No work involving plastic flow is permitted after tempering unless followed by a stress relief.“ Add paragraph 3.6.1: “3.6.1 Verification of base (93784531 heat treatment (special defect). After final machining and prior to phosphate co
20、ating, each base (9378453) shall be tested for heat treatment. Bases failing to comply will be rejected. All bases passing acceptance will be stamped in accordance with the applicable drawing. Testing shall be in accordance with 4.5.1.3.“ PAGE 5 3.7: Delete “XM825“ and substitute 11M82511. 3.8.1: Se
21、cond line, insert 9nicrostructure, between iprocessl and “and“. Add paragraph 3.12 as follows: “3.12 pr otective finish. Details of the proposed procedure for zinc phosphate coating, anodic coating to be used by the contractor shall be submitted in writing to the cognizant engineering agency and wri
22、tten approval received prior to initiation of production. The proposed procedure shall include materials, process and equipment to be used by the contractor, detailed method of control including limits for time, temperature, concentration and all other information pertinent to the processes. Approva
23、l of process, materials, or equipment implies no guarantee of acceptance of the results obtained in use.“ 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-bYOO8 (5 1 W 99994Db 1968811 318 MIL-P-64008 (AR) AMENDMENT 5 PAGE 6 4.3.1: Add the foll
24、owing: 26 5 19 “Base 9378453 Base (prior to prime and paint) 9378453 PAGE 7 Table I. First article inspection. Sheet 1 of 3, delete in its entirety and substitute the following: 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-t: O 1 LI rD oi t O dK
25、 alo - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (5 1 9 9999706 19b13 190 = MIL-P-64008 (AR) AMENDMENT 5 PAGE 8 Table I. First article inspection. Sheet 2 of 3, delete in its entirety and substitute the following: 7 Provided by IHSN
26、ot for ResaleNo reproduction or networking permitted without license from IHS-,-,-m 8 N L E x P 4 Qi W W U YI U Li (I os 4 4 U al r Iy 44 rl r 44.4 rlr mmm mo rld rlwrlwm In rl mm mmmmm m m .*. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-
27、64008 (AR) AMENDMENT 5 Delete paragraph 4.4.1, 4.4.1.1 and 4.4.1.2 in their entirety and substitute the following: “4.4.1 Inspection lot formation. Inspection lots shall comply with the lot formation provisions of MIL-A-48078. In addition, inspection lots of projectiles shall contain: a. Bodies from
28、 not more than one forging manufacturer. b. Ogives from not more than one forging manufacturer. C. Bases (9378453) from not more than one forging manufacturer. d. Base and adapter assemblies from not more than one forging manufacturer of each component. 4.4.1.1 Heat treatment lot. A heat treatment l
29、ot of bodies, bases (9378453), or base adapters shall consist of bodies, bases or base adapters from one mill heat of steel that have been heat treated in the same heat treatment equipment, at the same temperature and for the same time cycles in one unchanged process. The maximum lot size shall be 2
30、000. If a mill heat exceeds 2000, the mill heat shall be divided into any convenient number of heat treatment lots that would preclude the need for forming miscellaneous heat treatment lots. The heat treatment lot thus constituted shall be the basis for selecting samples for mechani-cal properties t
31、ests. Bodies or bases in each heat treatment lot shall be identified to that particular lot until satisfactory completion of mechanical properties tests. 4.4.1.2 Miscellaneous heat treatment lots. Bodies, bases or base adapters manufactured from small heats of steel, or that have become separated fr
32、om previously delivered lots may be grouped into a miscellaneous heat treatment lot. Such a lot shall be identified by a miscellaneous lot code number and processed in accordance with 4.4.1.1. The maximum lot size shall be 2000.“ 9 Provided by IHSNot for ResaleNo reproduction or networking permitted
33、 without license from IHS-,-,-MIL-P-64008 (5) E 9999OL 19bLb TT m MIL-P-64008 (AR) AMENDMENT 5 4.4.1.3: Delete and substitute the following: “4.4.1.3 Heat treatment lot (base, 9352629) and oaive. A heat treatment lot of ogives and bases shall consist of components manufactured from material of the s
34、ame alloy and temper from one manufacturer. At no time will the lot quantity exceed 4800. A heat treatment lot consisting of a single component configuration shall be heat treated by the same continuous process, in the same equipment, and using the same temperature and time cycles. A heat treatment
35、lot shall be considered to have been processed continuously if the parts are solutionized and quenched in an uninterrupted manner with no more than a ten (10) hour delay for non- equipment related shutdown(s) provided normal furnace operation temperatures are maintained. If the heat treat process is
36、 interrupted to process different components, different lot numbers must be assigned to the parts produced before and after the interruption. Each heat treat lot shall be aged in the same furnace at the same time . I PAGE 11 4.4.1.4: In the title after base add “(9352629)“. 4.4.2.a: Add the followin
37、g to the end of the lastsentence: “or MIL-STD-1235, Inspection Level II where applicable.“ PAGE 13 4.4.2.1: Add “(c)“ after defect category 118 and 119. PAGE 14 4.4.2.1: Add the following note to the notes block: “(c) These inspections are not required when the body and ogive are supplied as an asse
38、mbled unit.“ 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (AR) AMENDMENT 5 PAGE 16 Add the following major defect: “103 Runout of band seat to bourrelets 4.4.2.d Gage“ PAGE 17 4.4.2.4: Major 101, Band seat metal defective - change “
39、3.5.2“ to “ 3.3.1, 3.5.2 “ . PAGE 19 4.4.2.4: Major 131: Delete in its entirety. Major 135: Delete *Gage“ and substitute “Visual“. PAGE 20 4.4.2.4: Delete major defect 141. 4.4.2.4: Major 147: Under Examination or Test, delete “ti“. Add the following major defect: “148 Functional runout of body cavi
40、ty 0.40% 3.2 Gage“ 4.4.2.4: Add “(a)“ after defect category 147. Add the following major defect: “149 (b) OD of bourrelets, max. 100% 3.1 Gage“ 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (5 1 9997906 Lqb88119 772 MIL-P-64008 (AR)
41、AMENDMENT 5 PAGE 21 Add the following Major defect: “150 Band seat visible in rotating band cannelures 100% 3.3.2 Visual“. 4.4.2.4: Add the following notes to the notes block: “(a) This inspection is not required when the body and ogive are supplied as an assembled unit. diameter on the Projectile M
42、etal Parts (after paint) is inspected 100%. (b) This inspection is not required when the bourrelet PAGE 23 Delete NOTE B and substitute the following: “(b) Sample size shall be as specified in 4.4.3.3.1 herein. 4.4.2.6: Major 119: Major 12 1 : Delete and substitute Visual“. Delete in its entirety. P
43、AGE 25 4.4.2.6: Add the following major examination: “127 Taper incorrect 0.40% 3.1 Gage“ PAGE 26 4.4.2.7: Delete major category 103 in its entirety. 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-64008 (5 1 9999906 3968839 609 = MIL-P-6400
44、8 (AR) AMENDMENT 5 PAGE 28 4.4.2.7: Minor 201, under Examination or Test, add “diameter“ after “basic“. Minor 203, under Examination or Test, delete “Diameter on taper“ and substitute “Taper incorrect“. Minors 204 and 205, delete “Gage“ and substitute “Visual“. PAGE 29 4.4.2.8: Base and adapter asse
45、mbly. Critical 1: Add “After assembly and prior to painting.“ Major 109: Add “After assembly and prior to painting.“ 4.4.2.8 : Major 104 : Delete “Gage“ and substitute “Visual“. 4.4.2.8: Delete Major 104, 106 and 107 in their entirety. PAGE 31 a 4.4.2.9: Major category 102: Add “(c)“ after 100% in A
46、QL column. Add the following note to the notes block: inspected 100% on the body before painting (see para 4.4.2.4, major defect 149).“ “(cl An option AQL of 0.40% applies when this defect is 4.4.2.9: Add the following major categories: “107 Lifting plug or gasket missing - 100% 3.1 Visual 108 Lift
47、plug detorque - 0.40% 3.1 Gage“ 4.4.2.9: Minor category 208: Delete “ h LI t ru a P I= Q a E a O U LI O a e, w 4 .r( -4 LI 4 & Y m rl d N TT TT . - L h e 3 v C O u) LI tu a 4 C O U m u -4 w LI a, 3 U C a E u m al u u 4J In QI 2 .rl .d LI o) o d 1 O c UJ w O v1 u a c 4J c oi -4 io & U cn Provided by
48、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-P-64008 (5) 0 9999906 Lb22 LT3 c O m *ri u m a E- O .o rl I“ ,d a Li *H u Y wu uu UCUIO uaacccovi a aJ0PQ)Q)O -4- .- -riu I .-d1cu Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-O u - P - b Y O OB = 777770b L9b8823 03T - AO rl dd tu am 3 33 u1 tntn a o, c ru o, V al C O z .a4 Q, (u Li ual c - o oa mais C tn -FC tncm - Li .r( Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
