ARMY DOD-F-70459-1984 FIBER SHREDDED WOOD《木丝纤维》.pdf

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1、+/-4i-B6 DOD-F-70453 33 3437706 0354734 5 m lmmf DOD-F-70459 (AR) 5 June 1984 MILITARY SPECIFICATION FIBER, SHREDDED WOOD This specification is approved for use by- the U,S. Army Armament Munitions and Chemical Command, and is available for use by all Departments and Agencies of the Department of De

2、fense. 1.0 SCOPE 1.1 Scope. - This specification establishes the requirements and quality accurance provisions for the manufacture and acceptance of one grade of shredded wood fiber for use in inert components for combustible cartridge cases. (See 6.1.) 2.0 APPLICABLE DOCUMENTS 2.1 Government docume

3、nts 2.1.1 Specifications, standards and handbooks. - Unless otherwise specified, the following specifications, standards and handbooks of the issue listed in that issue of the Department of Defense Index of Specifications and Standards (DoDISS) specified in the solicitation- form a part of this spec

4、ification to the extent specified herein. .$ -.- BENEFICIAL COHHENTS (RECOHHENDATIONS, ADDITIONS, DELETIONS) AND ANY PERTINENT DATA WHICH HAY BE OF USE IN IHPROVING THIS DOCUMENT SHOULD BE ADDRESSED JO: COHHANDER, US ARHY ARHAHENT MUNITIONS AND CHEHICAL COHHAND, ATTH: DRSHC-QA, DOVER, NEW JERSEY 078

5、01 BY USING THE SELF-ADORESED STANDARDIZATION DOCUMENT IHPROVEHENT PROPOSAL (OD FORH 1426) APPEARING AT THE END OF THIS DOCUHENT OR BY LETTER. THIS DOCUMENT CONTAINS /o- PAGES. - FSC-1329 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-F-70457 13

6、 777770b 0354735 7 I DOD-F-70459 (AR) SPEC IF I CATIONS MIL I TARY MIL-A-48078 STANDARDS MIL I TARY MI L-STD-105 Ammunition, Standard Quality Assurance Provisions, General Specification for Sampling Procedures and Tables for Inspection by Att,ributes MIL-STD-129 Mark i ng for Shipment 2.2 Other publ

7、ications. - The following documents form a part of this specification to the extent specified herein. The issue of the documents which are indicated as DoD adopted shall be the issue listed in the current DoDISS and the supplement thereto, if applicable. AMERICAN SOCIETY FOR TESTING AND MATERIALS AS

8、TM E300 Recommended Practice for Sampling Industrial Chemicals (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) TECHNICAL ASSOCIATION OF THE PULP AND PAPER INDUSTRY (TAPPI) Official Test Methods T-207 OM-81 Wate

9、r Sol ubi 1 i ty of Wood 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-F-70457 23 799706 035471b 7 = DOD-F-70459 (AR) T-210 M-58 Weighing, Sampling and Testing Pulp for Moi sture 7-211 Ash in Wood and Pulp UM-2 UM-21 Density of Pulpwood Sieve

10、 Analysis of Pulpwood UM-203 Freeness of Pulp (Williams-Tester) (Application for copies should be made to the Technical Association of the Pulp and Paper Industry, Technology Park, P.O. Box 105113, Atlanta, GA, 30348.) 2.3 Order of precedence. - In the event of conflict between the text of this spec

11、ification and the referenced specifications cited herein, the text of this specification shall take precedence. . 3. REQUIREMENTS 3.1 General. - The shredded wood fiber shalT comply with requirements given in this detailed specification as weil as applicable drawings and referenced specifications. 3

12、.2 Material. - The material shall be shredded wood fiber, meeting the requirements of this specification. 3.3 Properties. - The properties of the shredded wood shall be as specified in Table I. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- DOD-F

13、-70459 13 W 7979906 O354717 O i! DOD-F-70459 (AR) Property Moisture Content Ash Content Particle Size Fines Oversized Chips Wi 11 i ams Freeness Dens i ty Water Soluble Content Hot Water Cold Water Tab Requ e1 rement 15% Maximum 0.8% Maximum 8.0% Maximum 3.0% Maximum 6-7 seconds O, 25-0.35 g/CC 6-9%

14、 4-6% Applicable Test Method 4.5.1 4.5.2 4.5*3 4.5.4 4.5.5 4.5.6 3.4 First article sample. - This specification makes provision for first article inspection. Requirements for submission of first article samples by the contractor shall be as specified in the contract, 3.5 Workmanship. - The best comm

15、ercial practices shall be used in the manufacture of the product furnished under this specification. Procedures and controls shall be employed which preclude conditions which may adversely affect the safety and reliability of the product (i.e., contaminated vessels, impurities, grit, chips, etc.), w

16、hen tested in accordance with 4.5.7. 4.0 QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. - Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified

17、 in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in the specific

18、ation where such specifications are deemed necessary to assure supplies and services conform to prescribed requirements. Unless otherwise 4 .- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-F-70957 13 39.977Ob 0354718 2 E . DOD-F-70459 (AR) spec

19、ified here and are hereby n or in the contract, the provisions of MIL-A-48078 shall apply made a part of this specification. 4.2 Classification of inspections. - The inspection requirements specified herein are classified as follows: a. First Article Inspection b. Quality Conformance Inspection 4.3

20、First article inspection. 4.3.1 Submission. - The contractor shall submit a first article sample as designated by the Contracting Officer for evaluation in accordance with provisions of 4.3.2. The first article sample chal1 be 1 kilogram of shredded wood fiber. The sample shall be obtained from the

21、first production lot which has been produced by the contractor using the same production processes, procedures and equipment as will be used in fulfilling the contract. All materials shall be obtained from the same sources of supply as will be used in regular production. 4.3.2 Inspection to be perfo

22、rmed. - The sample will be subjected by the Government to any ofi all of the examinations or tests specified in Table IL. 4.3.3 Rejection. - See MIL-A-48078. 4.4 Quality conformance inspection. 4.4.1 Lot formation. - A lot shall consist of one or more batches of shredded wood fiber produced by one m

23、anufacturer, in accordance with the same specification, or same specification revision, under one continuous set of operating conditions. Each batch shall consist of that quality of shredded wood fiber that has been subjected to the same chemical or physical process intended to make the final produc

24、t homogeneous. 44.2 Examination. - See MIL-A-48078. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4 U FI lL O t-l c W W I ul U W U U aJ L A= v) L Q) LL n n .I- VIV)VI Z ZZ h h (d(d C aJ C E: O u s 2 aJ N v, aJ u C L (d *I- F *I- n E aJ v) Q s v)

25、E (d E Y L O z= *I- 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-F-70459 13 9977706 0354720 0 amidididm idmidmidm F EEECEC 2 2 *I- v) 2 m d . IL 19 FI LL O 4 I- W W 5 I- VI W I- O z a 0 5 tl 5 U - O a t I U - v O O 3 U aJ U U al L r # L aJ L

26、L .) n *I- c, E al Y VI E O u Y, QI E al aJ L IL QI N .C a 3 ? n U al E .r E O O Y E aJ Y P O v) r v) E: id E Y L O z aJ L 3 c VI .Y O E c a U v) EI .C E O o L aJ c, id 3 aJ E O A= P id L m id f, n E al a 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS

27、-,-,-DOD-F-70459 (AR) 4.4.3 Testing. - It is emphasized that all applicable safety rules, regulations, practices and procedures be fol lowed in handling and processing the shredded wood fiber. 4.4.3.1 Sampling. - A representat ve sample shall be withdrawn from each batch or lot of shredded wood fibe

28、r, in accordance with paragraph 28.4 of ASTM E300. Each sample shall be tested independently in accordance with the applicable methods given in 4.5. If the sample fails to meet any of the test requirements, the batch or lot shall be subjected to a retest. If, upon retesting, a subsequent sample fail

29、s to meet any of the test requirements, the batch or lot shall be rejected. MIL-STD-105 shall apply for the defect classification given in paragraph 4,4.2.1. f 4.4.4 Inspection equipment. - For the performance of all tests and examinations specified in 4.4 and 4.5, commercial inspection and laborato

30、ry equipment shall be employed. The contractor shall have available, and utilize correctly, this equipment and is charged with the responsibility of assuring that proper calibrating procedures are fol lowed. 4.5 Test methods and procedures. - All tests given in this section shall be performed using

31、prescribed procedures given in the Technical Association of the Pulp and Paper Industry (TAPPI) Official Test Methods. See 6.3 for use of equivalent test methods. 4.5.1 Moisture content. - The sample shall be tested for moisture content in accordance with TAPPI Test Method T-210 M-58. 4.5.2 Ash cont

32、ent. - The sample shall be tested for ash content in accordance with TAPPI Test Method T-211. 4.5.3 Particle size. - The sample shall be tested for particle size in accordance with TAPPI Method UM-21 with the following modifications: a. The screen sizes (mesh) used shall be: 5 and 100. b. All fiber

33、bundles are manually separated before sampling. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-DOD-F-70457 13 7777706 035q722 4 = DOD-F-70459 (AR) c. After 5 minutes of shaking time, the sieve shaker is turned off and the sample is visually examin

34、ed for any remaining fiber bundles in the top screen. If any bundles are present, they are manually separated and shaking is continued. ( Operation c is repeated as necessary. e. The total shaking time should not exceed 45 minutes. 4.5.3.1 The oversized chip percentage is defined as that portion ret

35、ained on the 5 mesh screen and the fines percentage is that portion passing the 100 mesh screen. The percent oversized chips and percent fines are calculated using the fol lowing equations: - wt of particles retained on 5 mesh screen .original wt of sample % oversize chips - - wt of particles retain

36、ed on 100 mesh screen original wt of sample % fines - 4.5.4 Williams freeness. - The samples shall be tested for Williams Freeness in accordance with TAPPI Test Method UM-203. 4.5.5 Density. - The samp with TAPPI Test Method UM-2. e shall be tested for density in accordance 4.5.6 Water Soluble Conte

37、nt. - The sample shall be tested for hot and cold water solubility in accordance with TAPPI Test Method T-207 OM-81. 4.5.7 Workmanship. - The sample, when visually examined, shall be free from foreign matter. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I

38、HS-,-,-DOD-F-70457 13 m 7779906 0354723 b = DOD-F-70459 (AR) 5.0 PACKAGING 5.1 Packing 5.1.1 Level C. - The wood fiber shall be packed to afford protection against damage during direct shipment from the supply source to the first receiving activity for immediate use. 5.2 Marking. - Unless otherwise

39、specified, marking shall accordanc-e with MIL-STD-129. 6.0 NOTES 6.1 Intended use. - Shredded wood fiber is intended to be used components of 12Omm combustible cartridge cases. be in n inert 6.2 Ordering data. - Procurement documents shou d specify the following: a. Title, number, and date of this s

40、pecification. 6.3 Equivalent test methods. - The test methods given in this specification are the official methods to be used. The contractor may request using other methods providing that the proposed method is equivalent (accuracy and precision) to the method given in this specification. Prior app

41、roval of the Contracting Officer is required for use of equivalent test methods. A description of the proposed method should be submitted through the Technical Agency to: COMMANDER, ARDC, ATTN: DRSMC-QAR-R, Dover, NJ 07801. This description should include, but not be limited to, the procedures used,

42、 the accuracy and precision and drawings of any special equipment required (see MIL-1-45208, paragraph 3.10). Preparing Activity Project Number: 1320-A784 Army- AR * U.S. GOVERNMENT PRISTING OFFICE: 1984-505-038/A5056 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-