ASTM F1961-2002a Standard Specification for Metal Mechanical Cold Flare Compression Fittings with Disc Spring for Crosslinked Polyethylene (PEX) Tubing《交联聚乙烯(PEX)管用带盘簧的金属机械冷扩口加压管件的.pdf
《ASTM F1961-2002a Standard Specification for Metal Mechanical Cold Flare Compression Fittings with Disc Spring for Crosslinked Polyethylene (PEX) Tubing《交联聚乙烯(PEX)管用带盘簧的金属机械冷扩口加压管件的.pdf》由会员分享,可在线阅读,更多相关《ASTM F1961-2002a Standard Specification for Metal Mechanical Cold Flare Compression Fittings with Disc Spring for Crosslinked Polyethylene (PEX) Tubing《交联聚乙烯(PEX)管用带盘簧的金属机械冷扩口加压管件的.pdf(7页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: F 1961 02aAn American National StandardStandard Specification forMetal Mechanical Cold Flare Compression Fittings with DiscSpring for Crosslinked Polyethylene (PEX) Tubing12This standard is issued under the fixed designation F 1961; the number immediately following the designation indic
2、ates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers metal mechanical
3、 cold flarecompression fittings with integral disc spring suitable for usewith cross-linked polyethelene PEX plastic tubing in38,12,58,and34 nominal diameters. that meets the requirements ofSpecifications F 876 and F 877. These fittings are intended foruse in 100 psi (689.5 kPa) cold and hot water d
4、istributionssystems and hydronic heating systems operating at tempera-tures up to and including 180F (82C). Included are therequirements for materials, workmanship, dimensions, andmarkings to be used on the fittings.1.2 UnitsThe values stated in inch-pounds units are to beregarded as the standard. T
5、he values given in parentheses aremathematical conversions to SI units which are provided forinformation only and are not considered standard.1.3 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard
6、 to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:A 666 Specification for Annealed or Cold-Worked Austen-itic Stainless Steel Sheet, Strip, Plate and Flat Bar3B 16 Specification for
7、 Free-Cutting Brass Rod, Bar, andShapes for Use in Screw Machines4B 140/B 140M Specification for Copper-Zinc-Lead(Leaded Red Brass or Hardware Bronze) Rod, Bar andShapes4B 283 Specification for Copper and Copper-Alloy Die Forg-ings (Hot Pressed)4D 1600 Terminology for Abbreviated Terms Relating toPl
8、astics5D 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and Fittings6E 18 Test Methods for Rockwell Hardness and RockwellSuperficial Hardness of Metallic Materials7F 412 Terminology Relating to Plastic Piping Systems6F 876 Specification for Crosslinked Polyethylene (PEX)Tubing6F
9、877 Specification for Crosslinked Polyethylene (PEX)Plastic Hot- and Cold-Water Distribution Systems62.2 ASME Standards:8B1.20.1 Pipe Threads General Purpose (inch)B16.18 Cast Copper Alloy Solder Joint Pressure FittingsB16.22 Wrought Copper and Copper Alloy Solder JointPressure Fittings2.3 NSF Stand
10、ards:9NSF 14 Plastic Piping Components and Related MaterialsNSF 61 Drinking Water System Components-Health Effects2.4 DIN Standard:10DIN 1766.2.5 Other Standard:11MSS SP-104, Wrought Copper Solder Joint Pressure Fit-tings1This specification is under the jurisdiction of ASTM Committee F17 on PlasticP
11、iping Systems, and is the direct responsibility of Subcommittee F17.10 on Fittings.Current edition approved Oct. 10, 2002. Published January 2003. Orginallyapproved in 1999. Last previous edition approved in 2002 as F196102.2The cold flare compression fitting with integral disc spring is covered by
12、apatent. Interested parties are invited to submit information regarding the identifica-tion of an alternative to this patented item to ASTM headquarters. Your commentswill receive careful consideration at a meeting of F17, which you may attend.3Annual Book of ASTM Standards, Vol 01.03.4Annual Book o
13、f ASTM Standards, Vol 02.01.5Annual Book of ASTM Standards, Vol 08.01.6Annual Book of ASTM Standards, Vol 08.04.7Annual Book of ASTM Standards, Vol 03.01.8Available from American Society of Mechanical Engineers, United Engineer-ing Center, 345 E. 47th St., New York, NY 10017.9Available from National
14、 Sanitation Foundation, P.O. Box 1468, Ann Arbor, MI48106.10Available from Deutsches Institut Fur Normung eV. Burggrafenstrasse 4Berlin 30, West Germany D-1000.11Available from Manufacturers Standardization Society of the Valve andFittings Industry, 5203 Leesburg Pike, Suite 502, Falls Church, VA 22
15、041.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3. Terminology3.1 DefinitionsDefinitions are in accordance with Termi-nology F 412 and abbreviations are in accordance with Termi-nology D 1600 unless otherwise indicated.4. Classif
16、ication4.1 This specification covers one class of mechanical coldflare compression fittings suitable for use with four sizes ofPEX tubing that meets the requirements of SpecificationsF 876 and F 877.5. Materials and Manufacture5.1 FittingsThe fittings shall be made from one of thefollowing metals:5.
17、1.1 Machined Brass FittingsMachined brass fittingsshall be made from material meeting the requirements ofSpecification B 140 copper alloy UNS C31400, SpecificationB 16 Copper alloy UNS C38500, or DIN 17660 CuZn39Pb3.5.1.2 Forged Brass FittingsForged brass fittings shall bemade from material meeting
18、the requirements of SpecificationB 283 Copper alloy UNS C37700, or DIN 17660-CuZn40Pb2.5.1.3 Disc SpringThe disc spring assembly consists ofone conical compression washer and one flat washer. Bothwashers shall be made from material meeting the requirementsof Specification A 666 stainless steel UNS S
19、30100. The flatwasher shall be12 hard. The minimum hardness of the conicalcompression washer shall be HRC 40.6. General Requirements6.1 The following sections of Specification F 877 constitutea part of this specification:6.1.1 Requirements,6.1.2 Test Methods, and6.1.3 Retest and Rejection.6.2 In add
20、ition, when a section with a title identical to thatreferenced in 6.1, above, appears in this specification, itcontains additional requirements that supplement those appear-ing in Specification F 877.6.3 Performance Requirements:6.3.1 GeneralAll performance test shall be preformed inassemblies of fi
21、ttings and PEX tubing as defined in 8.3. Fittingsand compression sleeves shall meet the material and dimen-sional requirements of this standard. PEX tubing shall meet therequirements of Specifications F 876 and F 877. Assembly oftest specimens shall be in accordance with 9.2. Use separate setof asse
22、mblies for each performance test requirement.6.3.2 Dimensions Randomly selected fitting or fittingsand PEX reinforcing rings shall be used to determine dimen-sions. Measurements shall be made in accordance with TestMethod D 2122. Determine the diameters by making measure-ments at four points spaced
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- ASTMF19612002ASTANDARDSPECIFICATIONFORMETALMECHANICALCOLDFLARECOMPRESSIONFITTINGSWITHDISCSPRINGFORCROSSLINKEDPOLYETHYLENEPEXTUBING
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