ARMY MIL-B-48177-1973 BARIUM SULFATE《硫酸钡》.pdf

1、MILITARY SPECIFICATION BARIUM SULFATE 1. SCOPE 1.1 This specification covers one type of barium sulfate (Barytes) for use in the formulation of ammunition inert fillers. 2. APPLICABLE DOCUMkXTS 2.1 The following documents of the issue in effect on date of invitation for bids, or request for proposal

2、, form a part of this specification to the extent specified herein. SPECIFICATIONS FEDERAL PPP-D-723 - Drums, Fiber STANDARDS MILITARY MIL-STD-105 - Sampling Proceaures and Tables for MIL-STD-109 - Quality Assurance Terms and Definitions MIL-STU-129 - Marking for Shipment and Storage MIL-STD-1168 -

3、Lot Numbering of Ammunition MIL-STD-1235 - Single and Mulitlevel Continuous Sampling Inspection by Attributes (ABC-STD-105) Procedures and Tables for Inspection by At tribut es (Copies of specifications, standarus, drawings and publications required by contractor in connection with specific procurem

4、ent functions should be obtained from Che procuring activity or as directed by the contracting officer.) FSC: i376 . THIS DOCUMENT CONTAINS I PAGES. A Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-LI377 33 = 3393306 0337035 7 MIL-B- JI 817 7

5、( rw 2.2 Other publications. -The following documents, also form a part of this specification to the exterit specified herein. Unless otherwise indicated, the issue in effect or1 date of invitation for bids shall apply. American Society for Testing and Naterials - ASYM Standards (Copies may be purch

6、ased directly from ASIill, 1916 Race Street, Philadelphia 3, Pa. 1 3. REQUIREMINTS 3.1 The material shall consist of bariim sulfate without any admixture of other materials not naturally occurring in the barite ore, and which conform to the followinp requirements: Property Nin Max App 1 i cab 1 e Pa

7、ragraph 4.3.1 Tot al Residue Retained on a No. 325 Sieve, Percent - 0.5 4.3.2 Oil absorption, lbs. - Purity, Percent 95 Specific gravity 4.39 I . 4 1 4.3.3 oi1/100 lbs 51.0 9.4 4.3.4 3.2 Workmanship.-The composition shall be free of dirt, 3.3 First article besting.-This specification makes chips, gr

8、ease and other foreign matter. provisions for first article testing. Requirenents for the submission of first article samples by the contractor shall be as specified in the contract. 4. QUALITY ASSURAIJCE PROVISIOIJ: 4.1 Responsibility for inspection.-Unless otherwise specified in the contract; or p

9、urchase order, tfic supplier is responsible for the perfornance of all inspection requirements as specified herein. Except as otherwise speclfied in the contract; or order, the supplier ma“ use his own or any other facilities suitable for the perfornance of the inspection requirenents specified here

10、in, unless tlisapI)roved by the Government. The Government reserves the rirht; to perform any of the inspections set forth in the speciflcation where such inspections are deemed necessary to a:;sure supplies and services conform to prescribed rerliiirerients .) Reference shall be made to !TIL-S?D-lO

11、(, to defino terris used herein. lot of items deliverable imder the corii;rnc; i:; skibra1 tted to the Governrnent for acceptance, tlic coritruct;or skiall 2 4.1.1 Submission of product.-At the tlrie each completed 1, Provided by IHSNot for ResaleNo reproduction or networking permitted without licen

12、se from IHS-,-,- - - MIL-Bo48177 (MU) supply the following information accompanied by a certificate which attest that the information provided is correct and applicable to the product being submitted: a. A statement that the lot complies with all of the quality assurance provisions specified in this

13、 specification. b. Specification number and date, together with identification and date of changes thereto. C. Certificates of analysis on all materials used directly by the contractor when such materials is controlled byGovernment specifications shall be made available upon request by the Contracti

14、ng Officer. d. Quantity of product in the lot. e. Date submitted The certificate shall be signea by a responsible agent of the certifying organization. The initial certificate submitted shall be substantiated by evidence of the agents authority to bind his principal. Subseantiation of the agents aut

15、hority will not be required with subsequent certificates unless, during the course of the contract, this authority is vested in another agent of the certifying organization. .4.2 First article inspection 4.2.1 Submission.-Prior to the start of regular production the contractor shall submit a first a

16、rticle sample (see 6.1) to a Government approved facility as designated by the contracting officer for evaluation in accordance with the provisions of 4.2.2. The first article shall consist of 1 pound of barium sulfate in accordance with instructions issued by the Contracting Officer. All samples su

17、bmitted shall have been produced by the contractor using the same production processes, procedures, and equipment as will be used in fulfilling the contract. All materials, including packaging and packing, shall be obtained from the same sources of supply 2s will be used in regular production. The s

18、ample shall be accompanied by certificates of analysis. A first article quantity, or portion thereof, as directed by the Contracting Officer, shall also be submitted whenever there is a lapse in production for a period of excess of 90 days, or whenever a change occurs in manufacturing process, mater

19、ial used, drawing, specification or source of supply as to signficantly affect production uniformity as determined by the Government, Prior to submission, the contractor shall inspect the sample to the degree necessary to assure that it conforms to the requirements of the contract and submit a recor

20、d of tnis inspection with the sample. containing known defects will not be submitted unless specifically authorizea by the Contracting Officer. A sample 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - .- MIL-B-4L77 13 7777706 0337037 2 U I 1-481

21、77 (MU 4.2.2 Inspections to be performed.-The sample will be subjected by the Government to any or all of the examination or tests specified in 4.3 of this specification. 4.2.3 Rejection.-If any sample fails to comply with any of the applicable requirements, the first article quantity shall be rejec

22、ted. The Government reserves the right to terminate its inspection upon any failure of a sample to comply with any of the stated requirements. 4.3 Inspection provisions 4.3.1 Lot formation.-A lot shall consist of one I or more batches, of barium sulfate produced by one manufacturer, in accordance wi

23、th the same specification, or same specification revision, unaer one continuous set of operating conditions. Each lot shall consist of that quantity of barium sulfate that has bee subjected to the same unit chemical or physical mixing process intened to make the final product homogeneous. The produc

24、t shall be submittea for inspection in accordance with MIL-STD-105. The criteria and procedures for the assignment of lot numbers shall be in accordance with Standard MIL-STD-1168. 4.3.2 Examination.-Sampling plans and procedures for the following classifications of defects shall be in accordance wi

25、th MIL-STD-105 (ABC-STD-105), except that inspection for critical defects shall be 100 percent. Contractorfs sampling plans, if used, shall be approved by the Government and shall provide, as a minimum, the protection afforded the Government by the sampling plans in MIL-STD-105. Continuous sampling

26、plans in accordance with MIL-STD-1235 may be used if approved by the procuring activity. Also, at the option of the procuring activity, AQLs and sampling plans may be applied to the individual characteristics listed, using an AQL Of 0.40 percent for each Major defect, and an AQL of 0.65 percent for

27、each Minor defect, except where 100 percent inspection is specified. 4.3.2.1 Drums, prior to filling (Polyethylene liner) Categories Defects Method of Code No. Inspec tion (see 6.2) I Critical: None defined. Ma j or : AQL 0.40 percent I 101. Liner cut, torn or punctured Visual O1001 I - I c Provided

28、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-7 MIL-B-48177 13 7797706 0317038 Y m Im- 4 O 17 7 ( rilu) Minor: None defined 4.3.2.2 Drums, prior to closinc (Polyethylene liner) Cat e gori es Defects Method of Inspection Code No. Critical: None defined Ma j

29、 or : AQr, 0.110 percent 101. Liner not corapletely sealed . .Visual Minor: :?one defined 4.3.2.3 Drum, sealed (fiber) 02001 Categories De fcc t s Ikthod of I ris pe c t i on Code No. Critical: None defined fifa j or : A( or unidentifiable. . Visual O3001 03002 03003 4.3.3 Samplinr;. -All sarnplinp

30、of iridividual containers shall be accomplished in such a manner that the sariple is representative of the entire content:; of the container. Individual OP composite sanples shall be identified iri such a manner as to provide positive identification as to the container or containers represented t)y

31、each sanple. For the cheriical composition tests, the lot shall be divided up into two (2) parts. Prom each part, a conposite sannle shall be prepared in the follotrinf: mariner. R randon sample of filled containers shall be selected in accordance with MIL-STD-105. However, if each part coriprices l

32、ess than five (Ei) containers, all containers shall be selected. Approxinately equal nortions shall be ta1:ctn from the selected containers in such quantities thnt the afrgrerate Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-8-48377 33 777770

33、b 0337037 b I I I MIL-B-48177 (MU) weight of such portions shall be approximately 1 pound These portions shall then be thoroughly mixed to form a composite sample. For the physical tests, the lot shall be divided up into four (4) parts. For each part, a composite sample shall be prepared in the same

34、 manner as described above. The aggregate weight of each composite sample shall be approximately 1 pound. If any of the above samples fails to meet any of the requirements specified in Section 3, the lot shall be rejected. The following defects shall be used for the test specified: Tests Defects Cod

35、e No. Purity Maj or 04001 Granulat ion Ma j or 05001 Specific Gravity Major oooi Oil Absorption Ma j or O7001 4.3 Test methods and procedures 4.3.1 Purity.-The purity shall be determined in accordance with ASTM Designation D 715-63. 4.3.2 Granulation.-Determine the coarse particles in accordance wit

36、h ASTN Designation D: 185-45. 4.3.3 Specific gravity.-Determine the specific gravity 4.3.4 Oil absorption.-Determine the oil absorption in accordance with ASTM Designation D: 153-54. in accordance with ASTM Designation D: 281-31. 5. PREPARATION FOR DELIVERY 5.1 Packing 5.i.i Drums.-Unless otherwise

37、specified in the contract or purchase order, the barium sulfate shall be packed in non-returnable fiber drums in accordance with Specification PPP-D-723, (Type III, Grade A). The drums shall be finished with a nominal 0.004 inch thick polyethylene liner, properly heat sealed or otherwise closed to a

38、fford protection to the contents equivalen to that given by a heat seal closure. I c 4 I c 5.1.2 Level C.-The barium sulfate shall be packe I to afford protection against damage during direct shipment from supply source to the first receving activity or immediate use. Containers shall comply with Un

39、iform Freight Classiciation Rules and Container Specifications for rail shipments or National Motor Freight Rules and Container Specificat-ions I for truck shipment as applicable. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-B-48177 (MU) 5

40、. 2 Marking. -In addition to any special markings required by the contract or purchase order, containers shall be marked in accordance with MIL-STO-129. include, but is not limited to the following information: Marking shall a. Manufacturers name b . Product designation C. Lot number d. Date of manu

41、facture e. Number of this specification 6. NOTES 6.1 Ordering data.-Procurement documents should specify the following: a. Title, number, class and date of this document b. Provision for submission of first article samples 6.2 Inspection code numbers.-The five digit code numbers assigned to the insp

42、ection herein are to facilitate future data collection and analysis by the Government. specification is intended to be used as an ingredient in the manufacture of inert fillers for ammunition. . 6.3 Intended use.-The barium sulfate covered in this 6.4 Supersession Data.-This specification includes t

43、he requirements of Purchase Description PA-PD12766 dated 10 Feb 1966. CUSTODIAN: ARMY-MU PREPARING ACTIVITY: ARMY-MU PROJECT NUMBER: 1376-AO06 7 - - * U. S. GOVERNMENT PRINTING OFFICE 1973 -714-544/5035 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-