1、 A-A-52519 = 9999974 Olb81b1 996 METRIC S.eptember 13. 1995 SUPERSEDING 25 October 1983 A-A-525 19 MIL-C-14076B (ME) COMMERCIAL ITEM DESCRIPTION SCRAPERS (PIGS), PIPELINE: CLEANING AND BATCHING (METRIC) The General Services Administration has authorized the use of this Commercial Item Description (C
2、ID) for all federal agencies. 1. SCOPE. This CID covers requirements for fluid-propelled cleaning and batching scrapers, hereinafter called “pigs“, for all hydrocarbon pipelines. Cleaning pigs shall be capable of cleaning internal pipe deposits such as wax, paraffin, sludge, mud, and calcium. Batchi
3、ng pigs shall be capable of separating dissimilar fluids such as gasoline, kerosene or diesel and emptying pipelines. Pigs shall be available for 101.6 millimeter (mm) (4-inch), 152.4 mm ( distribution is uni imited. Provided by IHSNot for ResaleNo reproduction or networking permitted without licens
4、e from IHS-,-,- A-A-52519 9999974 OLb8Lb2 822 W A-A-525 19 Type II - Batching pigs. Size 1 - 101.6 mm (4-inch). Size 2 - 152.4 mm (6-inch). Size 3 - 203.2 mm (8-inch). Size 4 - 304.8 mm (12-inch). 3. SALIENT CHARACTERISTICS. 3.1 Materrals . Materials shall be in accordance with the manufacturers mat
5、erial specifications for pigs. The use of recovered material made in compliance with regulatory requirements is acceptable providing that all requirements of this CID are met (see 4.1). 3.1.1 Llissimilaretals. Dissimilar metals shall not be used in extremely close contact or having direct contact wi
6、th each other unless protected against galvanic corrosion. 3.2 D_esignanbmtmction. Cleaning pigs shall consist of a flexible shaft-body, brushes, and tapered lip cups. Whenever necessary, tempered steel springs-and brush arms shall be part of the shaft-body. Stiff wire brushes, Consisting of tempere
7、d steel bristles conforming to ASTM A229 and coated to prevent corrosion, shall be positioned to give full pipe coverage. Wheel type brushes can be used for small pigs. Batching pigs shall consist of a flexible shaft-body and tapered lip cups. Pigs shall be flexible enough to go through a 10 percent
8、 reduction in internal pipe diameter or a long radius (3 x radius) bend. The cups shall be made of medium density polyurethane material. The cups shall be dcsigned for long life, good sealing capability. and flexibility without damage to the pig or pipeline. All hardware shall be either stainless st
9、eel or zinc plated to a minimum coating thickness of 12 micrometers. Stainless steel shall have a maximum 0.03% carbon content, a minimum 16.0% chromium content and a minimum 8.0% nickel content. 3.3 Performance. The pigs shall require no more than 175 kilopascals (kPa) (25 pounds per square inch di
10、fferential psid) pressure for successful traverse through straight runs of clean pipe and 517 Wa (75 psid) through full-opening valves. The pigs shall be capable of traveling through all long radius bends. 3.4.1 Qp- perature. The element shall perform as specified herein in any ambient temperature f
11、rom plus 43 degrees Celsius (OC) 110 degrees Fahrenheit (OF) to minus 32C (minus 25 OF). 3.4.2 bgelernperature. The element shall not be damaged by storage in any ambient temperature from plus 63C (plus 145F) to minus 33C (minus 28F). 2 Provided by IHSNot for ResaleNo reproduction or networking perm
12、itted without license from IHS-,-,-A-A-52519 = 9999974 OLbBLb3 769 W A-A-525 19 3.5 Protective finish . The portions of the pigs normally painted shall be cleaned, treated, and painted to provide protection against corrosion and deterioration. The protective finish must be fully compatible with imme
13、rsion in the hydrocarbon fluids used in the pipelines. . 3.6 . gs. Identification and markings of the pigs shall be permanent and legible and shall include, as a minimum, the manufacturers identification code (CAGE), the contract number, the part or identification number (PIN) (see 7.2), and the nat
14、ional stock number (NSN). 4. REGULATORY REQUIREMENTS. 4.1 Eeguhmyeqirirements. The offeror/contractor is encouraged to use recovered materials to the maximum extent practicable, in accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR). 5. QUALITY ASSURANCE PROVISIONS. 5.1 Cont
15、ractoLaxtification. The contractor shall certify and maintain substantiating evidence that the product offered meets the salient characteristics of this CID and that the product conforms to the producers own drawings. specifications, workmanship standards, and quality assurance practices. Items with
16、 known defects shall not be submitted for Government acceptance. The Government reserves the right to require proof of such conformance prior to the first delivery and thereafter as may be otherwise provided for under the provisions of the contract. 6. PACKAGING. Preservation, packaging. packing, la
17、beling, and marking for the desired level shall be as specified in the contract or order (see 7.2). 7. NOTES. (This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.) 7.1 Addressesfmohtaininginingcopies of referenced documents. 7.1.1 Non-Govem
18、ment-publications. Copies of ASTM A229 “Standard Specification for Steel Wire, Oil-Tempered for Mechanical Springs” are available from the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted with
19、out license from IHS-,-,- A-A-52519 9 9999974 0168164 bT5 A-A-52519 7.2 Chh& . Acquisition documents must specify the following: a. Title, number, and date of this CID. b. Issue of the DODISS to be cited in the solicitation. c. Type, size, PIN, and quantity of pigs required. d. Packaging requirement
20、s. Lo. The PINS to be used for pigs acquired to this CID are . 7.3 created as follows: A 52519 - X-X c Size: 1 - for 106 mm (4-inch) pipe. 2 - for 152.4 mm (6-inch) pipe. 3 - for 203.2 mm (8-inch) pipe. 4 - for 304.8 mm (12-inch) pipe. Type: 1 - Type I (cleaning pigs). 2 - Type II (batching pigs). C
21、ID number. Designates a CID. 7.4 CrossZrderencedata. Type I pigs conforming to this CID are interchangeable/substituablt with cleaning elements conforming to MIL-C-14076B (ME). MILITARY INTERESTS: custadian Army - AT CIVIL AGENCY COORDINATING ACTIVITY: GSA - FSS PREPARING ACTIVITY: Amy - AT Ihxk!Ac* DLA - CS (Project 4940-0668) I , 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
