DLA A-A-59228-1998 TONGS MATERIAL LIFTING PIPE《材料起重用管钳》.pdf

1、A-A-59228 9038054 0000334 7T3 m INCH-POUND A-A-5 9228 Mav 18.1998 SUPERSEDING June 5,1991 GGG-T-276 1 COMMERCIAL ITEM DESCRIPTION TONGS, MATERIAL LIFTING, PIPE The General Services Administration has authorized the use of this commercial item description for all Federal agencies. 1. SCOPE. This comm

2、ercial item description (CID) covers two classes of metal tongs for lifting material such as cylindrical configured pipe, conduit, and other items with a cylindrical configuration. 2. CLASSIFICATION. The tongs covered by this CID shall be of the following classes and sizes as specified (see 7.2): CL

3、ASSES Class I - Cast aluminum. Class II - Steel. SIZES Size -4 - For use with 4.5-inch ( 144.30 millimetre (rnm) outside diameter pipe. Size 6 - For use with 6.62-inch (168.14 mm) outside diameter pipe. Size 8 - For use with 8.62-inch (218.94 mm) outside diameter pipe. Size 10 - For use with 10.75-i

4、nch (273.05 mm) outside diameter pipe. Size 12 - For use with 12.75-inch (323.85 mm) outside diameter pipe. Beneficial comments, recommendations, additions, deletions, clarifications, etc., and any data which may improve this document should be sent to: Commanding Officer (Code 15E2), Naval Construc

5、tion Battalion Center, 1000 23d Avenue, Port Hueneme, CA 93043-4301, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 3940 Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr

6、om IHS-,-,- A-A-59228 W 9038054 0000335 b3T A-A-5 9228 3. SALIENT CHARACTERISTICS. 3.1 Standard commercial product. The tongs shall, as a minimum be in accordance with this commercial item description and shall be the manufacturers standard commercial product. Additional or better feaaires which are

7、 not specifically prohibited by the commercial item description but which are a part of the manufacturers standard commercial product, shall be included in the tongs being furnished. A standard commercial product is a product which has been sold or is being currently offered for sale on the commerci

8、al market through advertisements or manufacturers catalogs, or brochures, and represents the latest production model. 3.2 Desim and constniction. Tongs shall be of the lever, double jaw, open caliper type with compound leverage grip. The jaws or liners shall grip the outside of the pipe at a point b

9、elow the centerline of the pipe. The tongs shall be constructed to provide a nonmanual positive release from the pipe after the pipe is set down, and the hoisting line is slacked off. Tongs shall be of a configuration suitable for operation in a close side clearance for handling in a narrow trench.

10、When specified (see 7.2), liners for tongs shall be provided for handling pipe of outside diameter as specified (see 7.2). The tongs shall comply with the requirements of ANSUASME B30.20. 3.2.1 Class I. Class I tongs shall be of heat-treated aluminum alloy as specified 3.6.2; and shackles, links, an

11、d rings shall be aluminum-alloy forging as specified in 3.6.3; or shackles shall be of cast-aluminum alloy as specified in 3.6.2. 3.2.2 Class II. Class It tongs shall be fabricated of steel plate a specified in 3.6.4, or cast steel as specified in 3.6.5; shackles, links, and rings shall be steel for

12、gings as specified in 3.6.6; or shackles shall be steel castings as specified in 3.6.5. Fulcrum pins shall be brass as specified in 3.6.7. 3.3 Performance. The tongs shall be capable of lifting and holding a gross load of weighted pipe of not less than the following: Size 4 - 1,250 pounds (lb) (566

13、kilogram (kg). Size 6 - 1,800 lb ( 815 kg). Size 8 - 3,000 lb (1 359 kg). Size 10 - 4,000 lb (1 812 kg). Size 12 - 4,500 lb (2 039 kg). The weighted pipe shall remain secure aRer being swung in an arc. The tongs shall be capable of releasing the weighted pipe after being sat down by slacking off the

14、 lifting line without manual manipulation of the tongs. 3.4 Finish. Surfaces normally painted in good commercial practice shall be cleaned, treated, and painted. Unless otherwise specified (see 7.2), the color of the finish coat shall be the manufacturers standard. 3.5 Markina for identification. To

15、ngs shall be marked with the manufactrers name or readily identifiable trademark. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- A-A-59228 9018054 0000336 576 A-A-59228 3.6 Workmanship. The quality of workmanship shall meet the standards prevalen

16、t among manufacturers who normally produce equipment of the type specified herein. 3.6.1 Forgings. Forgings shall be free from scale, enclosures, cold shuts, mismatching, and other similar defects that may affect the structural strength of the forgings involved. 3.6.2 Cast aluminum. Cast aluminum pa

17、rts shall be aluminum-alloy castings, heat-treated, conforming to ASTM B 179. The alloy designation shall be that used by the manufacturer in regular commercial production of the parts. 3.6.3 Aluminum forging. Aluminum forging parts shall be aluminum-alloy casting, heat treated, conforming to ASTM B

18、 247. The alloy designation shall be that used by the manufacturer in regular commercial production of the parts. 3.6.4 Steel. Steel plate, shapes, and bars shall conform to ASTM A 36/A 36M, ASTM A 242/A 242M, or ASTM A 572/A 572w as applicable, and as standard with the manufacturer. 3.6.5 Steel cas

19、tings. Steel castings shall conform to ASTM A 148/A 148M. 3.6.6 Steel forgings. Steel forgings shall conform to ASTM A 668. 3.6.7 Brass. Brass bar and pins shall confom to ASTM B 21, C46400. 4. REGULATORY REQUIREMENTS. 4.1 Materials. The offeror/contractor is encouraged to use recovered materials to

20、 the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). Unless otherwise specified herein, all equipment, material, and articles incorporated in the work covered by this commercial item description are to be new and fabricated using materials

21、 produced from recovered materials to the maximum extent possible without jeopardizing the intended use. The term “recovered materials” means materials which have been collected or recovered from solid waste and reprocessed to become a source of raw materials, as opposed to virgin raw materials. Unl

22、ess otherwise specified, none of the above shall be interpreted to mean that the use of used or rebuilt products are allowed under this commercial item description. 4.2 Metric products. Products manufactured to metric dimensions will be considered on an equal basis with those manufactured using inch

23、-pound units, provided they fall within specified tolerances using conversion tables contained in the latest version of ASTM SI- 10 QEEE/ASTM SI-lo), and all other requirements of this commercial item description including form, fit, and function are met. If a product is manufactured to metric dimen

24、sions and those dimensions exceed the tolerances specified in the inch-pound units, a request should be made to the contracting officer to determine if the product is acceptable. The contracting officer has the option of accepting or rejecting the product. 3 Provided by IHSNot for ResaleNo reproduct

25、ion or networking permitted without license from IHS-,-,- A-A-57228 m 9018054 0000337 402 m A-A-5 9228 I 5. QUALITY ASSURANCE PROVISIONS. 5.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item description, conform to the producers own drawings,

26、specifications, standards, and quality assurance practices, and be the same product offered for sale in the commercial market. The govemment reserves the right to require proof of such conformance prior to first delivery and thereafter as may be otherwise provided for under the provisions of the con

27、tract 6. PACKAGING. The preservation, packing, and marking shall be as specified in the contract or order. 7. NOTES. 7.1 Source of documents. 7.1.1 The Federal Acquisition Regulation (FAR) is available from the Superintendent of Documents, U.S. Government Printing Ofice, Washington, DC 20402. 7.1.2

28、ANSI Standards are available fi-om the American National Standards Institute, Inc., 11 West 42nd Street, New York, NY 10036. 7.1.3 ASME Standards are available from the American Society of Mechanical Engineers, United Engineering Center, 345 East 47* Street, New York, NY 10017. 7.1.4 ASTM Standards

29、are available from American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959. 7.1.5 IEEE Standard is available from the Institute of Electrical and Electronics Engineers PEE), IEEE Service Center, 445 Hoes Lane, P.O. Box 133 1, Piscataway, NJ 08855-133 1. 7.

30、2 Orderina data. Acquisition documents should spec the following: a. Title, number, and date of this CID. b. Class, and size of tongs required (see 2.). c. When liners for tongs are to be provided and size of pipe that liners are to be used on (see 3.2). d. Color of finish coat, if different (see 3.

31、4). 7.3 Part Identification Number (PIN) . The following part identification numbering procedure is for govemment purposes and does not constitute a requirement for the contractor. The PIN to be used for items acquired to this description are created as follows: 4 Provided by IHSNot for ResaleNo rep

32、roduction or networking permitted without license from IHS-,-,- A-A-59228 90L8054 0000338 349 A-A-59228 4 6 8 CID number I Size and class (see table I) 04A 04B 06A 06B 08A 08B Table I. Size and class PIN. I 10 1 1OA I 1OB 1 I 12 I 12A I 12B I 7.4 Classification cross reference. Classifications used

33、in this CID (see 2.) are identical to those found in the superseded Federal Specification GGG-T-276 1. 7.5 Supersession data. This CID replaces Federal Specification GGG-T-276 1, dated June 5, 1991. 7.6 Metric products. The values states in either inch-pounds or SI units are to be regarded separatel

34、y as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with standard. 7.7 Subiect tem (key wor

35、d) listing;. Cylindrical conduit Cylindrical pipe Lifting device MILITARY INTERESTS: custodians: Navy - YD1 Air Force -99 Review Activities: Navy - SH Air Force - 84 DLA - GS CIVIL AGENCY COORDINATING ACTMTY: GSA - FSS NASA - MSFC Preparing Activity: Navy - YD1 (Proj ect 3 940-00 18) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-