NAVY MIL-DTL-32040-1999 PROPELLANT GUN HIGH ENERGY NITRAMINE《高能硝胺枪械推进剂》.pdf

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1、MIL-DTL-32040 W 9999906 2086582 623 W jlKCl MIL-DTL-32040(OS) 19 March 1999 DETAIL SPEC IF I CAT I ON PROPELLANT, GUN, HIGH ENERGY NITRAMINE This specification is for use by the Naval Sea Systems Command, Department of the Navy and is available for use by all departments and agencies of the Departme

2、nt of Defense. 1. SCOPE 1.1 Scope. This specification covers high energy nitramine gun propellant, Ex-100, for use in the 5“/62 Mk 45 Mod 4 Gun Weapons System (see 6.1). 1.2 Classification. The propellant is cylindrical multi-perforated grains and is a high energy nitramine propellant, similar in fo

3、rmulation to the Armys M43. This formulation is designed here for specific use in the 5“/62 Extended Range propelling charge, but with modifications in grain geometry may be used in other applications. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in section

4、s 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet

5、all specified requirements documents specified in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications and standards. The following specifications and standards form a part of this document to the extent specified herein. Unless other

6、wise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). SPEC1 FI CATIONS DEPARTMENT OF DEFENSE MIL-DTL-398 RDX MIL-G-155 Graphite (For use in A

7、mmunition) MIL- DTL-244 Nitrocellulose MIL-E-255 Ethyl Centralite (Carbamite) MIL-C-005537 Cellulose Acetate Butyrate (Copies of MIL-C-005537 are available from Commander, US Army TACOM-ARDEC, Attn: AMSTA-AR-EDE-S, Bldg 12, Picatinny Arsenal, NJ 07806-5000.) Beneficial comments (recommendations, add

8、itions, deletions) and any pertinent data which may be of use in improving this document should be addressed to the Commander, Indian Head Division, Naval Surface Warfare Center, Standardization Team (Code MOM), 101 Strauss Avenue, Indian Head, MD 20640-5035, by using the Standardization Document Im

9、provement Proposal (DD Form 1426) appearing at the end of this document or by sending a letter. AMSC N/A FSC 1376 DISTRIBUTION STATEMENT A: Approved for Public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DT

10、L-32040 9999906 2086583 56T m MI L-DTL-32040(OS) STAN DARDS DEPARTMENT OF DEFENSE MIL-STD-129 Marking for Shipment and Storage MIL-STD-286 Propellants, Solid; Sampling, Examination and Testing (Unless otherwise indicated, copies of Federal and Military Specifications and Standards, are available fro

11、m Standardization Documents Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 191 11- 5094.) 2.2.2 Other Government documents, drawings, and publications. The following other government documents, drawings, and publications form a part of this document to the extent specified herein. Unl

12、ess otherwise specified, the issues are those cited in the solicitation. SPECIFICATIONS NAVAL SEA SYSTEMS COMMAND (CAGE Code 5371 1) W S 12797 Triethylene Glycol Dinitrate (Copies of these weapons specifications are available from Indian Head Division, Naval Surface Warfare Center, Code 841 OP, 1 O1

13、 Strauss Ave, Indian Head MD 20640-5035.) CODE OF FEDERAL REGULATIONS (CFR) 49 CFR 100-1 99 Transportation (The Code of Federal Regulations is available from the Superintendent of Documents, U. S. Government Printing Office, Washington, DC 20402) DRAWINGS NAVAL SEA SYSTEMS COMMAND (CAGE Code 5371 1)

14、 1 O001 -1 38439 Packing Box Mark 7 (For Smokeless Powder), General Arrangement (Application for copies of this NAVSEA drawing should be addressed to: Commander, Naval Surface Warfare Center, Crane Division, Louisville Detachment, Attn: Code 802, Louisville, KY 40214.) 5371 1 -x7263177 Charge, Prope

15、lling, CARGO, Extended Range, Ex-175 Mod O (This NAVSEA drawing may be obtained from: Commander, Naval Surface Warfare Center, Indian Head Division, 1 O1 Strauss Ave, Code 841 O, Indian Head MD 20640-5035.) NAVAL ORDNANCE STATION (CAGE Code 14083) 5755 Leverpak, Fibre Drum (This Naval Ordnance Stati

16、on drawing may be obtained from: Commander, Naval Surface Warfare Center, Indian Head Division, 1 O1 Strauss Ave, Code 21 50, Indian Head MD 20640-5035.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32040 = 0h 208b584 YTh M IL-DTL-32040(

17、OS) 2.3 Non-Government publications and drawings. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS cited in solicitation. Unless otherwise spe

18、cified, the issues of documents not listed in DODISS are the issues of the documents cited in the solicitation (see 6.2). AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM E 537 ASTM D 817 ASTM D 941 ASTM-D-1343 ASTM D 1744 ASTM D 1807 ASTM - D-4795 ISO-1392 Standard Test Method for Assessing t

19、he Thermal Stability of Chemicals by Methods of Differential Thermal Analysis Standard Test Methods of Testing Cellulose Acetate Propionate and Cellulose Acetate Butyrate Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Lipkin Bicapillary Pycnometer Standard Tes

20、t Method for Viscosity of Cellulose Derivatives by Ball-Drop Method Standard Test Method for Determination of Water in Liquid Petroleum Products by Karl Fischer Reagent Standard Test Method for Refractive Index and Specific Optical Dispersion of Electrical Insulating Liquids Standard Test Method for

21、 Nitrogen Content of Soluble Nitrocellulose - Alternative Method Determination of Crystallization Point (Application for copies of ASTMs should be sent to the American Society for Testing and Materials, 1 O0 Barr Harbor Drive, West Conshohocken, PA 19428-2959) 2.4 Order of Precedence. In the event o

22、f a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Preproduction. Unless otherwise

23、 specified (see 6.3), a sample shall be submitted for preproduction testing and inspection (see 4.3). 3.2 Ingredients. The ingredients used in a specific formulation of the propellant shall meet the appropriate requirements set out in this section. 3.2.1 Nitrocellulose 3.2.1.1 Nitrogen content. The

24、nitrogen content shall be between 12.55 and 12.65 percent with no blend component having a nitrogen content below 12.45 percent (see 4.6.1.1.1). 3.2.1.2 Viscosity. The viscosity shall be between 10 and 15 seconds (see 4.6.1.1.2). 3 Provided by IHSNot for ResaleNo reproduction or networking permitted

25、 without license from IHS-,-,-MIL-DTL-32040 999990b 2086585 332 I 3.2.1.3 Source. The nitrocellulose shall be continuously nitrated and manufactured from baled cotton linters only. 3.2.1.4 Fineness. The fineness before dehydration shall be 80 ml 10 ml (see 4.6.1.1.3). 3.2.1.5 Heat test. The nitrocel

26、lulose shall yield a result of 35 minutes or greater both before dehydration and after packing (see 4.6.1.1.4 ) 3.2.1.6 Total volatiles. The nitrocellulose shall be wet with 25 to 28 percent total volatiles of which a minimum of 88% shall be alcohol (see 4.6.1.1.5). 3.2.2 RDX 3.2.2.1 Melting point.

27、The melting point of the RDX shall be no lower than 190 o C (see 4.6.1.2.1). 3.2.2.2 Acidity. The acidity of the RDX, expressed as percent acetic acid, shall be no greater than 0.02 (see 4.6.1.2.2). 3.2.2.3 Particle size. The median particle size shall be between 4.7 and 5.7 microns, with at least 9

28、0 percent of the particles being below 10.5 5 0.5 microns and no more than 1 O percent of the particles being less than 1.4 2 0.1 microns (see 4.6.1.2.3). 3.2.2.4 Purity. No more than 0.05 percent by weight of the RDX shall consist of acetone insoluble material (see 4.6.1.2.4) and no more than 0.03

29、percent by weight of the RDX shall consist of inorganic insoluble material (see 4.6.1.2.4). 3.2.3 Cellulose acetate butyrate (CAB) 3.2.3.1 Butyryl content. The butyryl content of the CAB shall be between 35.0 and 39.0 percent by weight (see 4.6.1.3.1). 3.2.3.2 Acetyl content. The acetyl content of t

30、he CAB shall be between 12.0 and 15.0 percent by weight (see 4.6.1.3.1) 3.2.3.3 Hydroxyl content. The hydroxyl content of the CAB shall be between 1.2 and 2.2 percent by weight (see 4.6.1.3.1) 3.2.3.4 Free acidity. The free acidity content, expressed as acetic acid, shall be no more than 0.03 percen

31、t (see 4.6.1.3.2). 3.2.3.5 Ash. Ash shall be less than 0.05 weight percent (see 4.6.1.3.3). 3.2.3.6 Viscosity. The viscosity shall be between 17.0 and 24.0 seconds (see 4.6.1.3.4). 3.2.3.7 Softening point. The CAB shall soften between 195 and 205 C.(see 4.6.1.3.5). 3.2.3.8 Moisture. Moisture content

32、 shall be no greater than 3.0 percent by weight (see 4.6.1.3.6). 3.2.4 Triethylene glycol dintrate 3.2.4.1 Percent nitrate ester. The material shall be a minimum of 98 percent nitrate ester (see 4.6.1.4.1). 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I

33、HS-,-,-MIL-DTL-32040 E 99999Ob 208b58b 271 1111 RDXl/ . 76.00 + 0.50 M IL-DTL-32040(OS) Total volatiles 3.2.4.2 Acidity or alkalinity. The material shall have a maximum acidity or alkalinity weight percentage of 0.002 (see 4.6.1.4.2). 0.20 max 3.2.4.3 Water content. The percent of water shall be a m

34、aximum of 0.20 percent by weight (see 4.6.1.4.3). 3.2.4.4 Potassium iodide thermal stability. The material shall not change the color of the standard potassium iodide starch indicator paper in less than 10 minutes when subjected to the 82.2“C oven test (see 4.6.1.4.4). 3.2.4.5 Stabilizer content. Th

35、e stabilizer content shall be a minimum of 0.20 and a maximum of 0.40 percent by weight (see 4.6.1.4.5). 3.2.5 Ethyl centralite (EC). 3.2.5.1 Solidification point. The solidification point shall be a minimum of 71 “C and a maximum of 72.5OC (see 4.6.1.5.1). 3.2.5.2 Melted material. The melted materi

36、al shall be a bright liquid, free of scum (see 4.6.1 5.2). 3.2.5.3 Volatile content. The volatile content shall be 0.10 percent by weight or less (see 4.6.1 5.3) 3.2.5.4 Ash content. The ash content shall be 0.10 percent by weight or less (see 4.6.1 5.4). 3.2.5.5 Acidity. The acidity shall not excee

37、d 0.04 percent by weight (see 4.6.1.5.5). 3.2.5.6 Particle size. 99.9 percent or more of the material shall pass through a No. 30 US sieve (see 4.6.1 5.6). 3.2.6 Graphite. 3.2.6.1 Moisture. The moisture content shall be 0.50 percent by weight or less (see 4.6.1.6.1). 3.2.6.2 Ash. Ash content shall b

38、e 6.0 percent by weight or less (see 4.6.1.6.2). 3.2.6.3 Acidity. No acidity is permitted (see 4.6.1.6.3). 3.2.6.4 Particle size. The particle size of the material shall be such that a minimum of 96 percent by weight passes through a No. 325 US sieve (see 4.6.1.6.4). 3.3 Composition (M101). The prop

39、ellant shall meet the requirements of Table I. (See 4.6.2) TABLE I. Composition of EX-1 O0 Component I Percent by Weight I 1 Cellulose acetate butyrate 1 11 .O0 2 0.30 - 1/ The RDX shall be ground in a fluid energy mill to the particle size requirements of 3.2.2.3. 5 Provided by IHSNot for ResaleNo

40、reproduction or networking permitted without license from IHS-,-,-MIL-DTL-32040 06 2086587 LO5 111 MIL- DTL-32040( OS) 3.4 Grain form and dimensions. (M102) The grains shall be right circular cylinders with seven cylindrical perforations parallel to the axis of the grain and evenly spaced across the

41、 circular face of the grain. Generally, the length of the grain shall be between 1 .O and 2.5 times the outer diameter of the grain, but may vary for specific applications. The length of the grain shall be no greater than fifty times the diameter of the perforation of the grain (see 4.6.3). 3.5 Glaz

42、e. The propellant shall be glazed with graphite, MIL-G-155, Grade IV (see 4.6.4). 3.6 Integrity. The propellant grains shall be without visually discernible cracks between the perforations or between the perforations and the outside edge of the grain (see 4.6.4) 3.7 Stability (Cl). Using differentia

43、l thermal analysis, the propellant shall not exhibit an exotherm onset at a temperature lower than 225 C. (See 4.6.5). 3.8 Packing depth (M103). The production packing depth of the assessed charge weight shall be between 5 and 10 centimeters as measured from the case mouth (see 4.6.6). 3.9 Gun balli

44、stic assessment requirements 3.9.1 Velocity (M104). The charge weight of the propellant lot under test shall be assessed to result in a nominal average new gun velocity of 1,066 m/s. (See 4.6.7) 3.9.2 Pressure (M105) The maximum allowed chamber pressure shall be 448 MPa (piezoelectric pressure measu

45、rement) as measured in the base of the cartridge case. (See 4.6.7) 3.9.3 Velocity variation (M106) The maximum allowed velocity standard deviation shall be 8.5 m/s. (See 4.6.7). 3.9.4 Pressure variation (M107) The maximum allowed pressure standard deviation shall be 14 MPa. (See 4.6.7) 3.10 Propella

46、nt interface test. All preproduction lots and production lots, when directed by the procuring activity, must be subjected to the propellant interface test (see 4.6.10 and 6.4) 4. QUALITY ASSURANCE PROVISIONS 4.1 Classification of inspections. The inspection requirements specified herein are classifi

47、ed as follows: a. Preproduction inspection (See 4.3). b. Quality conformance inspection (See 4.4). 4.2 Inspection conditions. All test activities identified in the contract shall submit to the technical activity and the design agent for review, prior to first article (preproduction), a description o

48、f the proposed procedures and equipment to be used to perform the examination and test. 4.3 Preproduction testing and inspection. Preproduction inspection (except for production packing depth determination and ballistic testing) shall be performed by the contractor, after award of contract and prior

49、 to production, at a location acceptable to the Government. Preproduction inspection shall be performed on sample material which has been produced with equipment and procedures normally used in production. Preproduction approval is valid only on the contract under which it is granted, unless extended by the Government to other contracts. The preproduction sample is intended to provide necessary information to establish the propellant granulation needed to meet the required bal