1、Designation: F2165 02 (Reapproved 2008)F2165 13 An American National StandardStandard Specification forFlexible Pre-Insulated Piping1This standard is issued under the fixed designation F2165; the number immediately following the designation indicates the year oforiginal adoption or, in the case of r
2、evision, 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.INTRODUCTIONThis specification covers materials and test methods for flexible, pre-insulated piping withnon-b
3、onded insulation. For the purpose of this standard, flexible pre-insulated piping system shallrefer to a piping system that is supplied complete with carrier pipe, thermal insulation, and outer jacketmanufactured as an integrated system, and is supplied in a coil. This specification covers therequir
4、ements, material specifications, and test methods of piping systems intended to convey hot andcold fluids. Piping systems may include one or more carrier pipes within a common outer jacket.1. Scope Scope*1.1 This specification covers flexible, pre-insulated piping commonly used to convey hot and col
5、d fluids.1.2 This specification establishes materials and performance requirements for flexible, pre-insulated piping intended for hot andchilled water applications.1.3 Piping systems may include one or more carrier pipes within a common outer jacket.1.4 The text of this specification references not
6、es and footnotes that provide explanatory material. These notes and footnotes(excluding those in tables and figures) shall not be considered part of this standard.1.5 UnitsThe values stated in inch-pound units are to be regarded as standard. The values given in parentheses aremathematical conversion
7、s to SI units that are provided for information only and are not considered standard.1.6 The following safety hazards caveat pertains to the test methods portion, Section 7, of this specification. This standard doesnot purport to address all of the safety concerns, if any, associated with its use. I
8、t is the responsibility of the user of this standardto establish appropriate safety and health practices and determine the applicability of regulatory requirements prior to use.2. Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State
9、 Heat Flux Measurements and Thermal Transmission Properties by Means of theGuarded-Hot-Plate ApparatusD1600 Terminology for Abbreviated Terms Relating to PlasticsD2104 Specification for Polyethylene (PE) Plastic Pipe, Schedule 40 (Withdrawn 2010)3D2239 Specification for Polyethylene (PE) Plastic Pip
10、e (SIDR-PR) Based on Controlled Inside DiameterD3035 Specification for Polyethylene (PE) Plastic Pipe (DR-PR) Based on Controlled Outside DiameterF412 Terminology Relating to Plastic Piping SystemsF714 Specification for Polyethylene (PE) Plastic Pipe (DR-PR) Based on Outside DiameterF876 Specificati
11、on for Crosslinked Polyethylene (PEX) TubingF877 Specification for Crosslinked Polyethylene (PEX) Hot- and Cold-Water Distribution SystemsF1281 Specification for Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene (PEX-AL-PEX) Pressure PipeF1282 Specification for Polyethylene/Aluminum/Polyeth
12、ylene (PE-AL-PE) Composite Pressure Pipe1 This specification is under the jurisdiction of ASTM Committee F17 on Plastic Piping Systems and is the direct responsibility of Subcommittee F17.11 on Composite.Current edition approved May 1, 2008Nov. 1, 2013. Published November 2008.December 2013. Origina
13、lly approved in 2002. Last previous edition approved in 20022008as F2165F216502(2008).02. DOI: 10.1520/F2165-02R08.10.1520/F2165-13.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume informa
14、tion, refer to the standards Document Summary page on the ASTM website.3 The last approved version of this historical standard is referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made
15、 to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Su
16、mmary 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 States12.2 NSF Standards:4ANSI/NSFNSF/ANSI 14 Plastics and Plumbing System ComponentsANSI/NSFNSF/ANSI 61 Drinking Water System Compon
17、entsHealth Effects42.3 DIN StandardsStandards:5:DIN 8074 Polyethylene (PE) Pipes, PE 63, PE 80, PE-100, PE-HDGeneral Quality Requirements and TestingDIN 8075 Polyethylene (PE) Pipes, PE 63, PE 80, PE-100, PE-HDDimensionsDIN 16892 Crosslinked Polyethylene PipesGeneral Quality Requirements and Testing
18、DIN 16893 Crosslinked Polyethylene PipesDimensions2.4 ISO Standard6ISO 15875 Plastic Piping Systems for Hot and Cold Water-Installations-Crosslinked Polyethlene (PE-X)3. Terminology3.1 Definitions are in accordance with Terminology F412 for plastic piping systems and C168 for thermal insulating mate
19、rials;abbreviations are in accordance with Terminology D1600 unless otherwise indicated.3.2 Definitions of Terms Specific to This Standard:3.2.1 bonded insulation system, na product that is the result of applying thermal insulation to a carrier pipe where a bondforms between the insulation and the c
20、arrier pipe that exceeds the modulus of elasticity of the carrier pipe.3.2.2 carrier pipe, nthe pipe(s) that are used to convey the medium.3.2.3 crosslinked polyethylene (PEX) plastic, n plastic prepared by crosslinking (curing) polyethylene compounds.apolyethylene material which has undergone a cha
21、nge in molecular structure using a chemical or a physical process whereby thepolymer chains are chemically linked.3.2.4 end seal, na device that provides a seal between the outer jacket and carrier pipe, providing a moisture barrier for theinsulation.3.2.5 flexible pre-insulated pipe system, n a fac
22、tory manufactured pre-insulated pipe system consisting of carrier pipe(s),thermal insulating material, and protective jacket. This product is supplied in coils.3.2.6 jacket, nthe outer covering of the flexible pre-insulated pipe system. The jacket provides mechanical and moistureprotection for the i
23、nsulation.3.2.7 non-bonded insulation system, na product that is the result of applying thermal insulation to a carrier pipe withoutbonding the insulation to the carrier pipe, allowing the carrier pipe to move freely within the insulation.3.2.8 pipe joint, na connection between two sections of pipin
24、g material. The pipe joint shall include the connection of thecarrier pipe, insulation of the bare section carrier pipe, and protective outer jacket.3.2.9 thermal insulation, na general term used to describe any material that reduces heat transfer.3.2.10 ultraviolet (UV) stability, nthe resistance t
25、o ultraviolet degradation of the jacket material.4. Significance and Use4.1 This specification establishes materials and performance requirements for flexible, pre-insulated piping intended for hot andchilled water applications.4.2 The bending force test ensures that the installer will obtain materi
26、als that will be suitable for installation as flexible piping.5. Materials5.1 Carrier Pipe(s):5.1.1 PEX carrier pipe shall conform to one or more of the following: Specifications F876, F877; DIN 16892 or DIN 16893.16893; ISO 15875.5.1.2 PE carrier pipe shall conform to one or more of the following:
27、Specifications D2104, D2239, D3035, F714; DIN 8075 orDIN 8074.5.1.3 Composite carrier pipe shall confirm to Specifications F1281 or F1282.5.1.4 Other piping materials as specified by customer specifications.5.2 Thermal Insulation:5.2.1 Insulation shall have a maximum thermal conductivity of 0.30 BTU
28、in./hft2F (0.04 W/(mK) when measured inaccordance with Test Method C177.5.2.2 All seams of the insulation shall be sealed.4 Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd., Ann Arbor, MI 48113-0140, http:/www.nsf.org.5 Available from Beuth Verlag GmbH (DIN- DIN Deutsches Instit
29、ut fur Normung e.V.), Burggrafenstrasse 6, 10787, Berlin, Germany, http:/www.en.din.de.6 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.F2165 1325.2.3 Insulation shall be visually inspected for voids and other defects pr
30、ior to the application of the jacket. Any voids orvariance in thickness greater than 0.1 in. shall be reason for rejection. Manufacturer shall repair or replace defective insulationbefore product is shipped to the customer. Channels for heat trace, control wiring, or orientation markings are exclude
31、d from thisrequirement.5.2.4 Insulation shall not be bonded to the carrier pipe.5.3 Outer Jacket:5.3.1 The outer jacket shall be constructed of a watertight, corrugated material.5.3.2 The outer jacket shall contain 2 weight percent carbon black, finely divided and thoroughly dispersed to provide pro
32、tectionfrom UV degradation.5.4 Materials to join sections of the carrier pipe or to transition to other piping materials shall be supplied by the system supplierand shall be one of the following types:5.4.1 Compression Fittings, or5.4.2 Heat-Fusion Welding.5.5 The system supplier shall supply insula
33、tion and cover for any joints.6. Requirements6.1 The system shall be supplied in coil form. Carrier-pipe, thermal-insulation, and protective-jacket material shall becontinuous and uniform throughout the coil. Connections and joints in the carrier pipe and the protective jacket shall not be allowedwi
34、thin the coil.6.2 End Seals:6.2.1 End seals shall be installed at all terminal ends of each section of piping.6.2.2 End seals shall be watertight after being subjected to an external-pressure equivalent to a 20 ft water column for 48 h, asdescribed in 7.1.NOTE 1Experience has shown that the oxygen b
35、arrier of PEX piping systems can be damaged by excessive heat being applied to heat-shrink materialsduring installation.6.3 Outer Jacket:6.3.1 The outer jacket diameter shall be determined by measuring the outside diameter of the jacket. In the case of corrugatedjacket, the outside diameter of the c
36、orrugation shall be measured.6.3.2 The outer jacket thickness shall be based on outer diameter of the jacket. Outer jacket thickness shall be as in Table 1.7. Test Methods7.1 End Seal Testing:7.1.1 Testing samples shall be selected randomly from completed stock.7.1.2 A section of pipe a minimum of 1
37、2 in. long shall be fitted with end seals on both ends.7.1.3 A test fixture shall be prepared that allows for the test sample to be submerged in water, exposed to an external-pressureequivalent to a 20 ft water column.7.1.4 Prior to test, testing sample with end seals installed shall be weighed and
38、recorded.7.1.5 Maintain the hydrostatic pressure for 48 h at 70F.7.1.6 After 48 h, the pipe assembly shall be inspected for water infiltration. Any indications of water infiltration by 5 % weightincrease of the sample or by visual inspection shall be grounds for rejection.7.2 Bending Force Test:7.2.
39、1 The flexible pre-insulated pipe system sample shall be selected randomly from completed stock in normal coil form.7.2.2 Bend testing shall be carried out at 70 6 10F.7.2.3 Pipe sample shall be 15 jacket diameter in length.TABLE 1 Outer-Jacket DimensionsOuter-Jacket Outside Diameter Outer Jacket Th
40、ickness Min.Thicknessin. (mm) in. (mm)Up to 2.5 inclusive (Up to 63) .040 (1)Over 2.5 to 3.5 inclusive (6390) .045 (1.1)Over 3.5 to 5.0 inclusive (90128) .050 (1.2)Over 5.0 to 6.3 inclusive (128160) .070 (1.8)Over 6.3 to 7.9 inclusive (160200) .085 (2.1)F2165 1337.2.4 The bend force test will be con
41、ducted by attaching the pipe sample to a rotating bending-mandrel that is part of a testfixture that also includes a roller guide, pulling cable, and load cell as shown in Fig. 1. The mandrel is sized so that it will formthe radius as required in Table 2 or Table 3. For piping systems with more than
42、 2 carrier pipes in a common jacket, the bendingradius shall be 6 the jacket diameter.7.2.5 The sample shall be firmly attached to the rotating bending-mandrel with the end of the sample in direct contact with themandrel.7.2.6 The bending force required to bend the pipe sample 90 shall be measured.
43、The pipe sample shall be bent against thenatural curve the pipe develops from being stored in a coil. The pipe sample shall be tested within 1 h after being taken from thecoil.7.2.7 The bending radius shall be in accordance to Table 2 or Table 3.7.2.8 The rotating mandrel shall include a cable tray
44、that is the same radius as the rotating-bending mandrel. The pulling cableshall be installed in the cable tray and attached to the mandrel.The cable is pulled by a winch, causing the rotating bending-mandrelto turn. The force required to bend the pipe sample shall be measured with “a calibrated load
45、 cell” installed in the pulling cable.The pulling cable shall not be attached directly to the pipe sample.7.2.9 The load cell shall be calibrated and certified accurate to within 0.5 weight percent.7.2.10 The pulling cable shall be pulled by a winch that is rated at a no-load cable speed of minimum
46、7.5 ft/min, and 4 ft/minat full load.7.2.11 The force required to bend each carrier pipe and jacket size combination shall be tested, with the resulting force markedon the outer jacket.7.2.12 Jacket InspectionAny cracks or discoloration in the outer jacket shall be grounds for rejection.8. Certifica
47、tion8.1 When specified in the purchase order or contract, the purchaser shall be furnished certification that samples representingeach product have been tested and inspected as directed in this specification and the requirements have been met. When specifiedin the purchase order or contract, a repor
48、t of the test results shall be furnished.9. Product Marking9.1 The outer jacket shall be labeled at one-meter intervals with the following information:9.1.1 Manufacturers name,9.1.2 Size and quantity of carrier pipes inside jacket,9.1.3 Carrier pipe SDR,9.1.4 ASTM designations for carrier pipe,9.1.5
49、 Jacket size, and,9.1.6 ASTM designations for piping system.10. Package Marking10.1 Product packaged for delivery to customer shall be marked with the following information:10.1.1 Size and quantity of carrier pipes,TABLE 2 Bending Radius for a Single Pipe in a JacketANominal PipeSize DNBending Radiusin. (mm)1 25 10 (250)1.25 32 12 (300)1.5 40 14 (350)2 50 18 (450)2.5 63 30 (550)3 75 32 (800)3.5 90 44 (1100)4 110 48 (1200)ATo be used for bend force test.TABLE 3 Bending Radius for Two Pipes in a Single Jacket PipesANominalPipe Size DNBending
