1、Designation: F 1865 02aAn American National StandardStandard Specification forMechanical Cold Expansion Insert Fitting With CompressionSleeve for Cross-linked Polyethylene (PEX) Tubing1This standard is issued under the fixed designation F 1865; the number immediately following the designation indica
2、tes 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 mechanical cold e
3、xpansioninsert fittings with compression sleeve suitable for use withcross-linked polyethylene PEX plastic tubing in38,12,58,34,and 1in. and larger nominal diameters that meet the require-ments of Specifications F 876 and F 877. These fittings areintended for use in 100 psi (689.5 kPa) cold and hot
4、waterdistributions systems operating at temperatures up to andincluding 180 F (82C). Included are the requirements formaterials, workmanship, dimensions, and markings to be usedon the fittings and compression sleeves1.2 The values stated in inch-pounds units are to be re-garded as the standard. The
5、values given in parentheses aremathematical conversions to SI units which are provided forprovided for information only and are not considered thestandard.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
6、this standard 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:B 16 Specification for Free-Cutting Brass Rod, Bar, andShapes for Use in Screw Machines2B 140/B 140M Specification for
7、 Copper-Zinc-Lead(Leaded Red Brass or Hardware Bronze) Rod, Bar andShapes2B 283 Specification for Copper and Copper-Alloy Die Forg-ings (Hot Pressed)2D 1600 Terminology for Abbreviated Terms Relating toPlastics3D 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and Fittings4E 18 Te
8、st Method for Rockwell Hardness and SuperficialHardness of Metallic Materials5F 412 Terminology Relating to Plastic Piping Systems4F 876 Specification for Crosslinked Polyethylene (PEX)Tubing4F 877 Specification for Crosslinked Polyethylene (PEX)Plastic Hot- and Cold-Water Distribution Systems42.2 A
9、SME Standards:6B 1.20.1 Pipe Threads General Purpose (inch)B 16.18 Cast Copper Alloy Solder Joint Pressure FittingsB 16.22 Wrought Copper and Copper Alloy Solder JointPressure Fittings2.3 NSF International Standards:7NSF 14 Plastic Piping Components and Related MaterialsNSF 61 Drinking Water System
10、Components-Health Effects2.4 MSS Standard:8SP-104 Wrought Copper Solder Joint Pressure Fittings3. Terminology3.1 Definitions: Definitions are in accordance with Termi-nology F 412 and abbreviations are in accordance with Termi-nology D 1600 unless otherwise indicated.4. Classification4.1 This specif
11、ication covers one class of mechanical coldexpansion insert fittings with compression sleeve suitable foruse with PEX tubing that meets the requirements of Specifi-cation F 876 and F 877.5. Materials and Manufacture5.1 FittingsThe fittings shall be made from one of thefollowing metals:5.1.1 Machined
12、 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 CuZn39Pb3.1This standard is under the jurisdiction of Committee F17 on Plastic PipingSystems and is the di
13、rect responsibility of Subcommittee F17.10 on Fittings.Current edition approved Oct. 10, 2002. Published January 2003Originally published in 1998. Last previous edition approved 2002 as F 186502.2Annual Book of ASTM Standards, Vol 02.01.3Annual Book of ASTM Standards, Vol 08.01.4Annual Book of ASTM
14、Standards, Vol 08.04.5Annual Book of ASTM Standards, Vol 03.01.6Available from American Society of Mechanical Engineers, United Engineer-ing Center, 345 E. 47th St., New York, NY 10017.7Available from the National Sanitation Foundation, P.O. Box 1468, Ann Arbor,MI 48106.8Available from Manufacturers
15、 Standardization Society of the Valve andFittings Industry, 5203 Leesburg Pike, Suite 502, Falls Church, VA 22041.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5.1.2 Forged Brass FittingsForged brass fittings shall bemade from mate
16、rial meeting the requirements of SpecificationB 283 Copper alloy UNS C37700, or DIN 17660-CuZn40Pb2.5.1.3 Compression SleevesCompression sleeves shall bemade from material meeting the requirements of SpecificationB 140 copper alloy UNS C37700, Specification B 16 Copperalloy UNS C38500, or DIN 17660-
17、CuZn39PB3.6. 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 Rejection6.2 In addition, when a section with a title identical to thatreferenced in 6.1, above, appears in this specif
18、ication, itcontains additional requirements that supplement those appear-ing in F 877.6.3 DimensionsRandomly selected fitting or fittings shallbe used to determine dimensions. Measurements shall be madein accordance with Test Method D 2122. Determine the diam-eters by making measurements at four poi
19、nts spaced approxi-mately 45 apart around the circumference. Inspection andgauging of solder joint ends shall be in accordance with ANSIB16.18, ANSI B16.22, or MSS SP-104. Inspection and gaug-ing of taper pipe threads shall be in accordance with ANSI/ASME G1.20.1. All fittings that will be subjected
20、 to secondaryprocesses of mechanical marking that affect their dimensionaltolerances shall be tested in their final marked configuration.7. Dimensions7.1 Dimensions and TolerancesThe dimensions and tol-erances of fittings and compression sleeves shall be as shownin Fig. 1 and Fig. 2 when measured in
21、 accordance with 6.3.7.1.1 AlignmentThe maximum angular variation of anyopening shall not exceed12 off the true centerline axis.7.1.2 Fittings with Solder Joint EndsSolder joint endsshall be in accordance with ASME B 16.22, ASME B 16.18 orMSS SP-104Standard Size InchesABCDEFGEWLRibWidth TypNumberof
22、RibsGapWidth TypStopDia. minInsideDia. minInsertDiameterRibDiameterMinimumWallEXDepth38 in. 0.04 + 0.01 4 0.071 6 0.010 0.620 0.30 0.370 + 0.008 0.410 + 0.008 0.025 0.020 0.5912 in. 0.04 + 0.01 4 0.071 6 0.010 0.78 0.40 0.510 + 0.008 0.540 + 0.008 0.040 0.030 0.5958 in. 0.04 + 0.01 4 0.071 6 0.010 0
23、.86 0.51 0.630 + 0.008 0.670 + 0.008 0.045 0.030 0.5934 in. 0.04 + 0.01 5 0.102 6 0.010 1.00 0.59 0.730 + 0.008 0.780 + 0.008 0.050 0.035 0.831 in. 0.04 + 0.01 5 0.126 6 0.010 1.40 0.77 0.900 + 0.008 0.950 + 0.008 0.055 0.035 0.94Metric millimetersSize A B C D E F G EW LSTD (nom) RibWidth TypNumbero
24、f RibsGapWidth TypStopDia. minInsideDia. minInsertDiameterRibDiameterMinimumWallEXDepth38 in. (10 mm) (1 6 0.25) 4 (1.8 6 0.25) (16) (7.70) (9.5 + 0.2) (10.3 + 0.2) (0.63) (0.50) (15)12 in. (13 mm) (1 6 0.25) 4 (1.8 6 0.25) (20) (10.3) (13.0 + 0.2) (13.8 + 0.2) (1.0) (0.80) (15)58 in. (16 mm) (1 6 0
25、.25) 4 (1.8 6 0.25) (22) (12.9) (16.0 + 0.2) 17.0 + 0.2) (1.14) (0.80) (15)34 in. (19 mm) (1 6 0.25) 5 (2.6 6 0.25) (27) (15.0) (18.6 + 0.2) (19.8 + 0.2) (1.27) (0.89) (21)1 in. (25 mm) (1 6 0.25) 5 (3.2 6 0.25) (34) (19.5) (22.9 + 0.2) (24.0 + 0.2) (1.40) (0.89) (24)FIG. 1 Mechanical Insert Dimensi
26、ons and TolerancesF 1865 02a27.1.3 Tapered Threaded EndsFitting threads shall beright-hand conforming to ASME B 1.20.1. They shall be taperthreads (NPT).8. Workmanship, Finish and Appearance8.1 The sealing, mating and threaded surfaces of the fit-ting(s) shall be smooth and free of foreign material.
27、 The fittingwalls shall be free of cracks, holes, blisters, voids, foreigninclusions, or other defects that are visible to the unmagnifiedeye and that may affect the wall integrity.9. Assembly9.1 JointsMechanical Cold Expansion Insert Fittings withCompression Sleeve shall be joined to the PEX tubing
28、 bydrawing a compression sleeve over the PEX tubing that hasbeen cold expanded and into which the fitting has beeninserted. This action forces the tubing into annular spacesformed by ribs on the fitting. Fittings and compression sleevesshall meet the dimensional tolerances of this Specification.PEX
29、tubing shall meet the requirements of Specification F 876or F 877.9.1.1 Solder Joints Soldering of fittings joints shall becompleted prior to installation of the PEX tubing. Excessiveheat from the soldering operation will damage the PEX tubing.9.2 Assembly ProcedureTo affix the mechanical coldexpans
30、ion insert fitting with compression sleeve to the PEXtubing, the procedure shall be as follows: Cut the tubing squareStandard InchesSize H I J K M IWInside Diameter Groove Diameter Outside Diameter Length Groove Recess Chamfer Depth38in. 0.52 6 0.002 0.56 6 0.01 0.63 6 0.01 0.59 6 0.02 0.14 0.0412in
31、. 0.66 6 0.002 0.7 6 0.01 0.75 6 0.01 0.59 6 0.02 0.14 0.0458in. 0.80 6 0.002 0.84 6 0.01 0.94 6 0.01 0.59 6 0.02 0.14 0.0434in. 0.93 6 0.002 0.97 6 0.01 1.1 6 0.01 0.73 6 0.02 0.17 0.041 in. 1.15 6 0.002 1.19 6 0.01 1.3 6 0.01 0.91 6 0.02 0.22 0.04Metric millimetresSize H I J K M IWSTD (nom) Inside
32、 Diameter Groove Diameter Outside Diameter Length Groove Recess Chamfer Depth38in. (10 mm) (13.20 6 0.05) (14.2 + 0.15) (16.00 6 0.25) (15.0 6 0.5) (3.5) (1)12in. (13 mm) (16.75 6 0.05) (17.75 + 0.15) (19.00 6 0.25) (15.0 6 0.5) (3.5) (1)58in. (16 mm) (20.35 6 0.05) (21.3 + 0.15) (24.00 6 0.25) (15.
33、0 6 0.5) (3.5) (1)34in. (19 mm) (23.6 6 0.05) (24.5 + 0.15) (28.00 6 0.25) (18.5 6 0.5) (4.25) (1)1 in. (25 mm) (29.25 6 0.05) (30.2 + 0.15) (33.00 6 0.25) (23.0 6 0.5) (5.6) (1)FIG. 2 Dimensions and Tolerances of Fittings and Compression SleevesF 1865 02a3using a cutter designed for plastic tubing.
34、 Inspect the end forburrs or foreign debris. Slide the compression sleeve onto thetubing at least 1 in. (25 mm) beyond the end of the tube. Insertthe properly sized expansion tool (see Note 1) fully into thetubing until the end of the tube meets the stop on the tool.Expand the tubing to the fullest
35、reach of the tool. The fullestreach of the tool shall not expand the inside diameter of thetubing more than 0.20 in. (5.0 mm) for sizes up to58 in.nominal and 0.24 in. (6.0 mm) for larger sizes up to 1 in. Insertthe fitting into the expanded tube. Place the joining tool ontothe fitting assembly in a
36、ccordance with the tool manufacturersinstructions (see Note 1). Operate the joining tool to slide thecompression sleeve over the tubing and until it reaches the stopon the fitting. Remove the joining tool. Compression sleevesthat are damaged in any way shall not be re-used.NOTE 1Tool manufacturers p
37、rovide a variety of expansion tools andjoining tools with adapters for use on the various fittings configurationsand sizes. These tools may utilize mechanical, electrical, hydraulic, orpneumatic devices to actuate their mechanisms. One inch sizes may notrequire expansion.10. Quality Assurance10.1 Wh
38、en the product or product packing is marked withthe ASTM designation F 1865, the manufacturer affirms thatthe product was manufactured, inspected, sampled, and testedin accordance with this specification, and has been found tomeet the requirements of this specification.11. Product Marking11.1 Qualit
39、y of MarkingThe marking shall be applied tothe fittings in such a manner that it remains legible afterinstallation and inspection.11.2 Content of Marking:11.2.1 Marking on fittings shall include manufacturersname or trademark, or some other identifying mark. Additionalmarking shall include ASTM stan
40、dard number and PEX, if sizepermits.11.2.1.1 Where recessed marking is used on fittings, careshall be taken to see that in no case shall the marking causecracks or reduce the wall thickness below the minimumspecified.11.2.2 Marking on packaging shall include manufacturersname, fitting size, and ASTM
41、 F 1865.11.2.3 Markings on compression sleeves shall includemanufacturers trademark or some other identifying mark andASTM F 1865.11.3 When the product is marked with this ASTM designa-tion ASTM F 1865, the manufacturer affirms that the productwas manufactured, inspected, sampled, and tested in acco
42、r-dance with this specification and has been found to meet therequirements of this specification.12. Keywords12.1 cold and hot water distribution; cold expansion insertfittings; compression sleeve; crosslinked polyethylene; PEXSUPPLEMENTARY REQUIREMENTSThis requirement applies whenever a regulatory
43、authority or user calls for product to be used toconvey or be in contact with potable water.S1. Potable Water Requirements Products intended forthe transport of potable water shall be evaluated, tested, andcertified for conformance with ANSI/NSF Standard No. 61 orthe health effects portion of NSF St
44、andard No. 14 by anacceptable certifying organization when required by the regu-latory authority having jurisdiction.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly
45、advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, eit
46、her reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend
47、. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).F 1865 02a4
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