NAVY QQ-C-40-1963 CALKING LEAD WOOL AND LEAD PIG《堵缝铅毛和铅锭》.pdf

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1、QQ-C-40 April 15, 1963 SUPERSEDING Int. Fed. Spec. $Q-L-OOl56a(NAvY-SHIPS) February 27, 1959, and Fed. Spec. QQ-L-156 June 5, 1934 FEDERAL SPECIFICATION CALKING: LEAD WOOL AND LEAD PIG Thb spec.if2catzon was approved by the Cmmksioner, Federal Suppli Serv- ice, General Semices Adminktratbn, for the

2、use of all Federal agencies. 1. SCOPE AND CLASSIFICATION Federal Specifications ; 1.1 Scope. This specification covers lead PPP-B-3&-Bags, Textile, Shipping, pig and lead wool used for calking pur- Burlap, Cotton and Waterproof Lam- poses. . inated. . 1.2 Classification. . PPP-S-504acks, Shipping, P

3、apeq Re- PPP-B-636-Box, Fiberboard. - .inforced. 1.2.1 Types, grades, and fom. Calk- ing lead shall be of the following types, Fedeya1 Standards: grades, and fops as specified (see 6.2) : . Fed. Std. No 102-Preservation, Pack- Types : ing, and Packaging Levels. . Fed. St& No. 123-Marking for Domes-

4、tic Shipment (Civilian agencies). Fed. Test Method Std. No. 151-Metals, Test Methods. Type 1.-Lead pig (grade AA only). Type 11.-Lead wool (grades AA, C, and D). Grades : Grade AA. Grade C. Grade D. Form (type I only). Pigs. Ingots. Linked ingots. 2. APPLICABLE SPECIFICATIONS AND STANDARDS 2.1 The f

5、ollowing specifications and standards, of the issues in effect on date of invitation for bids, form a part of this specification to the extent specified herein: (Activities outside the Federal Government may obtain copies of Federal Spedfications, Standards, and Handbooks as outlined under General I

6、nforma- tion in the Index of Federal Specifications, Stand- ards, and Handbooks and at the prices indicated in khe Index. The Index, which includes cumulative monthly supplements as issued, is for sale on a sub- scription basis by the Superintendent of Documents, U. S. Government Printing Off.ice, W

7、ashington 26, D. C. (Single copies of this specification and other product specifications required by activities outside the Federal Government for bidding purposes are available without charge at the General Services Administration Regional Offices in Boston, New York, Washington, D. C., Atlanta, C

8、hicago, Kansas City, Mo., Dallas, Denver, San Francisco, and Auburn, Wash, (Federal Government activities may obtain copies of Federal Specifications, Standards, and Hand- FSC 5330, 9650 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-QQ-C-40 books a

9、nd the Index of Federal Specifications, Stnndards, and Handbooks from established dis- tribution points in their agencies.) Military Specification : MIL-N-3944-Non-Ferrous Producb (Other Than Aluminum, Magnesium, Copper, or Their Alloys), Packaging of . Miitarg Standards : MIL-STD-105-Sampling Proce

10、dures and Tables for Inspection by Attri- butes, MILSTD-l9-QuaIity Awurance Terms and Definitions, MIL-STD-129-Marking for Shipment and- Storage. MIL-STD-147-Palletized Unit Loads (40 Inches by 48 Inches &Way Par- tial and &Way Pallets). (Copies of Military Specifications and Standards requhed by io

11、ntractors in connection with specific procurement functions should be obtained from the procuring activity or tu directed by the contracting off icor.) 3, REQUIREMENTS 3.1 Material. The calking lead shall be made-from ore or other niahrial by proc- esses of reduction and refining. For grade AA, recl

12、aimed lead obtained by recovery of mefallic lead and its alloys by the simple re claiming process of melting, drossing, and casting is acceptable under this specifica- tion if the chemical composition require- ments are within the limits specified herein. Grades G and D calking lead shall be pro- du

13、ced from ore or other materials by a con- ventional process of reduction and refining or other processes which equally preclude the presence of unusual deleterious ele- ments. Reclaimed lead is not acceptable for grades C and D. 3.2 Chemical composition. 3.2.1 The chemical composition of the 2 99999

14、74 0004373 9 m calking lead shall conform to the require- ments shown in table I. TABLE I.-ChemicaZ compoSitZon Element Lead Antimony and Iron Bismuth Zinc Copper Silver Teliuriu?n : . Tin arsenic (total) Grade AA (max.) 399.70 2 0.02 A - L - I - I Grade C (max.) 199.70 2 0.02 - - I - - 3 Grade D (m

15、ax.) or range 199.82 0.002 ,002 .O25 ,001 ,040 to 0.080 ,020 ,035 to ,055 .O16 1 Minimum. 2 Antimony content only. 3.2.2 The contractor shall furnish an analysis of each melt showing the percent- age of each of the elements specified in 3.2.1. - 3.3 Dimensions. 3.3.1 Type I calking lead shaIl be fur

16、- nished in one of the following fom as specified (see 6.2) : (a) Pigs-weighing from 48 to 105 pounds each, (b) Linked ingots (or notched bar in- gots)-consisting of from 3 to 6 ingot or bars, weighing from 3 to 6 pounds each linked together by small segments which can be easily severed. Single ingo

17、ts (or pot pieces) weigh- ing from 3 to 6 pounds each. (o) 3.3.2 Type II calking lead (lead wool) ahall consist of fine strands of lead. Unlem otherwise specified (see 6.2), the diameter of the strands shall be from 0.005 to 0.015 inch and the length shall be such that the Provided by IHSNot for Res

18、aleNo reproduction or networking permitted without license from IHS-,-,-I QW-40 necessary to assure that supplies and serv- ices conform to prescribed requirements. material .will cling together in handling without excessive unraveling. Unless other- wise specified (see 6.2), the lead wool shall be

19、furnished in rope form, which shall weigh between 0.3 and 0.7 pounds per lineal foot (approximately 5/8 to 3/4 inch in diameter). The lead wool shall be furnished in 25-, 50-, and 100-pound quantities as specified (see 5.2.3 and 6.2). 3.4 Condition. All calking lead shall be of uniform softness and

20、easily calked or driven. Grades C and D lead wool shall have a bright, silvery, metallic appearance. The material shall be capable of being calked to a dense structure using a pneumatic ham- mer without flaking or powdering. 3.5 Identification marking. Type I calk- ing lead shall have the following

21、informa- tion cast or stamped thereon in legible char- acters : The Federal specification symbol, grade, manufacturers name or brand and meIt or cast number. Where the size of the individual pigs or ingots does not permit marking, this information shall be furnished on the packing container (see 6.3

22、). 3.6 Workmanship. The calking lead shall be of uniform quality, clean and free from foreign material and defects which might render the material unsuitable for the purposes intended. 4. SAMPLING, INSPECTION, AND TEST PROCEDURES 4.1 Inspection responsibility. The sup plier is responsible for the- p

23、erformance of all inspection requirements as specified herein, Except as otherwise specified, the supplier -may utilize his own or any other inspection facilities and services acceptable to the Government. Inspection recorda of the examinations and tests shall be kept complete and available to the G

24、overnment as specified in the contract or order. The Government reserves the Mght .to -perform any of the inspectioxseset forth in the speci- fication where such inspectins -are deehd -7 b- - - *-a- - 4.2 Inspecti-an lot. 4.2.1 For inspection purposes, a lot shall consist of all calking lead of the

25、same type, grade, and form produced by one manufac- turer and delivered at one time for inspec- tion but shalI not exceed one car load. 4.2.2 For type II, grades C and D lead wool, or when specified (see 6.2), a lot for chemical analysis shall be further limited to the calking lead produced from one

26、 man- ufacturing or smelting heat. For this case, a lot that cannot be identified by heat shall be rejected. 4.3 Sampling for inspection. 4.3.1 Samplng for vtwal examnaton. Random samples of calking lead shall be selected from each lot offered for delivery in accordance with MIL-STD-105. The ac- cep

27、table quality level shall be 2.5 percent defective. Type I calking lead pigs or ingots shall be selected in accordance with inspec- tion level L-8 based on number of pigs or ingots in each lot. Type II calking wool shall be selected in accordance with inspection Level L-8 based on the number of cont

28、ain- ers in each lot. 4.3.2 Samplng for chemcal analysis. 4.3.2.1 Tvpe I, One pig or ingot shall be taken to represent each 1000 pounds or less of each lot but in no case shall more than 10 or less than 3 pigs or ingots repre- sent the lot. An equal amount of clean, fine drillings or sawings shall b

29、e -taken from each pig or ingot sampled, The saw or drill shall penetrate the entire thickness of the piece with only the surface material being discarded. Except when the spectrographic analysis is to be made on a solid sample, not less than 600 grams .of thoroughly mixed sawings or drillings obtai

30、ned from each lot shall be forwarded to -the labora- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-QQ-C-40 tory for analysis. The sample for spectro- graphic analysis shall be truly representa- tive of the lot and shall be satisfactory for use by t

31、he laboratory at which the spectro- graphic analysis is to be performed. 482.2 Type II. Equal amounts of lead wool shall be taken from one of each 20 or less containers of lead wool in the lot and thoroughly mixed. In no case shall less than 3 containers or more than 10 containers be sampled to repr

32、esent the lot. Except when the spectrographic analysis is to be made on a solid sample, not less than 600 grams of thoroughly mixed strands from each lot shall be forwarded to the laboratory for analysis, The sample for spectrographic analysis shall be truly representative of the lot and shall be sa

33、tisfactory for use by the Iaboratory at which the spectrographic analysis is to be performed. 4.4 Inspection procedures. 4.4.1 Excmitatiom Each of the calk- ing lead mmples selected in accordance with 4.3.1, shall be visually examined to verify compliance With the requirements of this specification

34、regarding dimensions (see 3,3), condition (see 3.4) and workmanship (see 3.6). 4.42 Impecto.fi of prepuration for de- IiveqJ. The packing and marking of the lead shall be examined to determine com- pliance with the requirements of 3.5 and section 5 of this specification, Examina- tion of packing and

35、 marking requirements not covered by referenced specifications shall be in accordance with MILSTD-105 using an AQL of 2,5 percent defective with inspection level E8. The classification of defects in table II are in accordance with definitions of MILSTD-109. 4.5 Test procedures. 4,5,1 Chentzcal amlzj

36、sis. Each sample selected in accordance With 4.3.2 shall be analyzed by the wet chemical or spectro- graphic methoas in accordance with method 111 or 112, respectively, of Fed. Test Meth- od Std. No. 151 to determine conformance with 3.2. In case of dispute, chemical anal- ysis by wet chemical metho

37、ds shall be the basis for acceptance. TABLE II.-Classification of defects (for ioach%ng and marking not covered by refer- enced spedfications) Categories Critical : Major: 101 102 103 104 105 106 107 108 MhW: Defects None defined. Blocking missing, as applicable. Closure of containers nonconforming.

38、 Shipping containers not modified Strapping missing or incorrecty ap- Quantity exceeds limit specified. Gross weight of shipping container Marking missing, Sllegible or (in- Containers damaged or punctured. None clef ined. when required. plied. exceeds limit specified. correct. 4.5.2 When specified

39、(see 6.2), calking tests shall be made to determine compliance with 3.4. The conditions for the test shall be specified in the contract or order, 4.6 Rejection and retest. if any sample fails to conform to this specification, the entire lot shall be rejected, subject to re- test provisions in Fed. T

40、est Method Std. No. 151. 4.7 Inspection Si preparation for deliva ery. The packing and marking of calking lead wool and lead pig shall be inspected to determine conformance to the applicable requirements of section 5. 5. PREPARATION FOR DELIVERY (For civil agency procurement, the defi- nitions and a

41、pplications of the various levels of packing shali be in accordance with Fed. Btd. No. 102.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-5.1 Segregation. All material shall be separated by type, grade, and form before packing. 5.2 Packing. Packin

42、g shall be level A, B, or C, as specified (see 6.2). 5.2.1 Level A. 5.2.1.1 Type I. Type I lead pig, see 3.3.1, shall be packed in accordance with the level A requirements of MIL-N-3944. The alternate packing method specified therein may be utilized when specified (see 6.2). 5.2.1.2 Type II, grude A

43、A. Lead wool shall be packed in any of the following con- tainers, Selection of container shall be at the option of the supplier. 5.2.1.2.1 Tw enty-f ive pound quantities. 5.2.1.2.1.1 Cotton sheeting bags. Bags shall conform to type II, bag number C-33 Of PPP-B-35. 5.2.1.2.1.2 Osnabuyg bags. Bags sh

44、all conform to type II, bag number C-54 of PPP-B-35. 5.2.1.2.1.3 Burlap bags. Bags shall conform to type I, bag number B-1 of PPP- B-35. 5.2.1.2.1.4 Fiberboard boxes. Fiberboard boxes shall conform to class 2 of PPP-B- 636. 5.2.1.2.2 Fifty or 100-pound quantities. 5.2.1.2.2.1 Cotton sheeting bags. B

45、ags shall conform to type II, bag number C-23 of PPP-B-35, 5.2.1.2.2.2 Osnaburg bags. Bags shall confoEm to type II, bag number C-53 of PPP-B-35. 5.2.1.2.2.3 Burlap bags. Bags shall con- form to type I, bag number B-10 of PPP-B- 35. 5.2.2 Level B. 5.2.2.1 Tgpe I. Type I lead pig, see 3.3.1, shall be

46、 packed in accordance with the level B requirements of MIL-N-3944. The alter- nate packing method specified therein may be utilized when specified (see 6.2). 5.2.2.1.1 Five-pound cakes (GSA only). Twenty 5-pound cakes (100 pounds) of lead shall be packed in a new fiberboard ship- ping container, con

47、forming to PPP-B-636. Container shall be style FTC, type I (CF) or type II (SI?), class 1 (domestic service) , burst test 350 pounds (minimum), size limit 100 inches, weight limit 120 pounds, of ap- proximate dimensions of 14-1/2 inches (length) by 8-3/4 inches (width) by 3-3/4 inches (depth). After

48、 placing the cover over the box body, closure shall be made by steel strapping, one strap lengthwise, a second strap girthwise, both straps approximately centered on the box. 5.2.2.2 Type II, grade AA. Lead wool shall be packed as specified in 5.2.2, level A, except fiberboard boxes where refer- enc

49、ed, shall conform o class 1 or class 2, as specified (see 6.2). 5.2.2.2.1 Plastic bags. Alternatively, lead wool, when approved by the procuring or ordering activity, shall be packed in mini- mum 0.010-inch-gage polyethylene bags, Bag closure shall be by heat sealing or any other suitable means. The bag construction and closures shall be such as to afford ade- quate protection during handling, multiple domestic shipments and indeterminate stor- age. 5.2,3 Level C. Calking lead,