1、Designation:F197409(Reapproved 2015)Standard Specification forMetal Insert Fittings for Polyethylene/Aluminum/Polyethylene and Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene Composite Pressure Pipe1This standard is issued under the fixed designation F1974;the number immediately following
2、 the designation indicates 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()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers m
3、etal insert fittings with splitring and compression nut(compression joint)and metal insertfittings with copper crimp rings(crimp joint)for four sizes ofcomposite pressure pipe.These fittings are intended for use in125 psi(690 kPa)cold-and hot-water distribution systemsoperating at temperatures up to
4、 and including 180F(82C).(When used in polyethylene/aluminum/polyethylene systemsthe maximum operating temperature is limited by the pipe to140F(60C)and where applicable 180F(82C).Includedare the requirements for materials,workmanship,burstpressure,sustained pressure,excessive temperature andpressur
5、e,temperature cycling tests,and markings to be used onthe fittings and rings.The fittings covered by this specificationare intended for use in potable water distribution systems forresidential and commercial applications,water service,under-ground irrigation systems,and radient panel heating systems
6、,baseboard,snow-and ice-melt systems,and gases that arecompatible with the composite pipe and fittings.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not con
7、sidered standard.NOTE1The tables show the“nominal size”in millimetres with theinch size in parentheses.This exception is made to harmonize the“nominal size”with the two pipe standards,Specifications F1281 andF1282.1.3 The following precautionary caveat pertains only to thetest method portion,Section
8、 9,of this specification.Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use
9、.2.Referenced Documents2.1 ASTM Standards:2B16/B16M Specification for Free-Cutting Brass Rod,Barand Shapes for Use in Screw MachinesB36/B36M Specification for Brass Plate,Sheet,Strip,AndRolled BarB62 Specification for Composition Bronze or Ounce MetalCastingsB75/B75M Specification for Seamless Coppe
10、r TubeB134/B134M Specification for Brass WireB140/B140M Specification for Copper-Zinc-Lead(RedBrass or Hardware Bronze)Rod,Bar,and ShapesB159/B159M Specification for Phosphor Bronze WireB283/B283M Specification for Copper and Copper-AlloyDie Forgings(Hot-Pressed)B371/B371M Specification for Copper-Z
11、inc-Silicon AlloyRodB584 Specification for Copper Alloy Sand Castings forGeneral ApplicationsD618 Practice for Conditioning Plastics for TestingD1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Internal PressureD1599 Test Method for Resistance to Short-Time HydraulicPressure of Pla
12、stic Pipe,Tubing,and FittingsD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2240 Test Method for Rubber PropertyDurometer Hard-nessE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsF412 Terminolo
13、gy Relating to Plastic Piping SystemsF1281 SpecificationforCrosslinkedPolyethylene/Aluminum/Crosslinked Polyethylene(PEX-AL-PEX)Pressure Pipe1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.10 on Fitting
14、s.Current edition approved Aug.1,2015.Published November 2015.Originallyapproved in 1999.Last previous edition approved in 2009 as F1974-09.DOI:10.1520/F1974-09R15.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of
15、 ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 F1282 SpecificationforPolye
16、thylene/Aluminum/Polyethylene(PE-AL-PE)Composite Pressure Pipe2.2 ANSI Standards:3B1.20.1 Pipe Threads General Purpose(Inch)B16.18 Cast Copper Alloy Solder Joint Pressure FittingsB16.22 Wrought Copper and Copper Alloy Solder JointPressure Fittings2.3 Manufacturers Standardization Society Standard:4SP-104 Wrought Copper LW Solder Joint Pressure Fittings2.4 National Sanitation Foundation Standards:5Standard No.14 for Plastic Piping Components and RelatedMaterialsStandard No.61 for Drinking Water S
