ARMY MIL-T-13452 A-1959 TAPE TEXTILE COTTON FOR BANDOLEERS《棉制纺织带》.pdf

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1、- NIL-T-13Li52A 83 9 7777906 03784L12 8 MIL-T-13452.A (2) . . 3.2 -.;+.,a ,.;:; i.%,J7.*.;:., u?* .,., ,;i.:*. .!.,!i2 4 0 $.v*,.*i. %m:?.:;:;:;$y$ :*a i-;-;- . 1 -. e.:. . -!-.s. ,? ;:i:.: :.;i- A continuous defect ., The acceptable quality level shall be 2.5 major and 6.5 total - . 4 i . -, f .-*

2、*5 Licensed by Information Handling Servicesdefects (major and minor combined) per100 units (yards). shall be expressed in units of-one linear yard each. equal number of yards shall be examined from each roll selected. The lot s.ize An approximately Table V - Classification of yard-by-yard defects.

3、Classification Defects Major Minor - Abrasion mark - resulting in a weak place Broken or missing end or picks - - Two or more .contiguous . - - - _. Cut, hole or tear, any Single Lf Fine or light filling bar, clearly visible Fine thread or drop ply, less than 1/2 the thickness Float Multiple, more t

4、han 1/2 inch in combined warp and of the normal yarns filling directions f iliing directions . Multiple, 1/2 inch or less in combined warp and Heavy filling bar o-r heavy place, clearly vi Knot on surface or embedded, clearly visibl Slack or tight end or ends, clearly visibl Slub, slug, jerked-in fi

5、lling, or slough-off, more than 3 times t of 0.-1 N silver nitrate shall be deducted from the volume of silver nitrate used in the titration. Calculate the percent .chlorides (as NaCl) as follows: Select a 10 * 0.1 gram specimen of tape and cut The indicator blank, which should not,amount to more th

6、an Percentage of chloriaes (as NaCl) = (0.023) (ml.) . where ml. = milliliters of silver nitrate solution. 4.5.4.2 Presence of sulfur. 4. 5 .h. 2.1 Solutions. 4.5.4.2.1.1 Acid stannous chloride. - One hundred gm. of stannous chloride crystals shall be dissolved in 100 ml. hydrochloric acid (concentr

7、ated 35 percent) and 50 ni. distilled water added. 4.5.4.2.1.2 Lead acetate solution. - Five gm. of lead acetate shakl be dis- solved in water .and made up to 100 ml. with water. Add one drop of glacial acetic acid to clear up the solution if it is clouGy. Procedure. - One to 1.5 gm. of the dyed tap

8、e cut in small pieces shall be taken for the test. Cover the sample in a test tube of ordinary size with acid stannous chloride solution. Place a filter paper, upon which is put one drop of lead-acetate solil.tion, over the mouth of the test tube. tube is heated slowly over z low flame, then brought

9、 up to boiing. stah on the paper indicates the presence of sulfur. reduce the sensitivity of the test. 4.5.4.2.2 The test A brown Prolonged boiling will 5. PREPAWLTION FOR DELIVERY 5.1 Packaging. - Packaging shall be level A, B, or C as specified (see 6.1). . Licensed by Information Handling Service

10、sMIL-T-13Y52A 83 W 9999906 0378451 7 W - , - - . . . _ 5.1.1 Levels A and B. - Tape shall be packaged in accorance with the re- 5.1.2 Level C. - Tape shall be packaged in accordance with the manufacturers quirements of Specification.MIGP-3821+. -. normal practice 5.2 Packing. - Packing shall be leve

11、l A, B, or C as specified (see 6.1). . 5.2.1 Level A . - Tape 7ackaged as specified in 5.1.1, shall be packed in accordance with the requirements of Specification MIGP-3824. for overseas ship- ment. ._ . 5.2.2 accordance with the requirements of Specification MIL-P-3824. for domestic . shipment. Lev

12、el B. - Tapepackaged as specuied in 5.1.1, shall be packed in . 5.2.3. Level C. - Tape packaged as specified in 5.1.2, shall be packed in a-manner acceptable to common carriers for safe transporation to point of destination specified in shipping instructions at the lowest transporation rate for such

13、 supplies. 5.3 in accordance with Specification MIGP-3824. Marking. - Interior packages and sh&pping containers shall. be marked 10 6.1 Ordering data. - Procurement documents should specify the followings. a. bo- Quantity of tape to be furnished. C. d. e. Title, number and date of this specification

14、. Whether impurities tests are required -(see 3.4.2) . Whether a weave ther than herringbone twill is required (see 3.5.1). Levels of packaging and packing required (see 5.1 and 5.2) 6.2 Stanard sample. - For access to the standard sample, address the pro- B suggested but not mandatory dye stuff formulation for Olive Drab No. 7 curing activity is as folious (see 2,.2)t 6.3 .Vat Black 25 - Color index No. 69525. Vat Green 3, Color Index No. 69500 or Vat Green 19. Vat Green 8, Color Index No. 71050. Licensed by Information Handling ServicesLicensed by Information Handling Services