1、Designation: F 1673 04 (Reapproved 2009)An American National StandardStandard Specification forPolyvinylidene Fluoride (PVDF) Corrosive Waste DrainageSystems1This standard is issued under the fixed designation F 1673; the number immediately following the designation indicates the year oforiginal ado
2、ption 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. Scope1.1 This specification covers requirements for polyvi-nylidene drainage sys
3、tems for corrosive applications. Require-ments for material, pipe and fittings are included. Polyvi-nylidene fluoride includes emulsion/suspension polymerizationand copolymers of vinylidene fluoride/hexafluoropropyleneproduced by either method.1.2 These requirements apply to Schedule 40 and 80 IPSan
4、d SDR 21 pipe sizes. Pipe and fittings are to be joined byheat fusion or mechanical methods using the equipmentsupplied by the manufacturers.1.3 This specification is not intended to provide for inter-changeability between plastic pipe and fittings from differentmanufacturers, but it does allow for
5、transition fittings forjoining one manufacturers product to anothers product, pro-vided the joining technique used is other than heat fusion.1.4 This specification is not for polyvinylidene pressuresystems.1.5 The values stated in inch-pound units are to be regardedas standard. The values given in p
6、arentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.6 Notes and appendixes are not a mandatory part of thisspecification.1.7 The following safety hazard caveat pertains only to thetest method portion, Section 8, of this specifica
7、tion: 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.2. Referenced Do
8、cuments2.1 ASTM Standards:2D 543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD 570 Test Method for Water Absorption of PlasticsD 618 Practice for Conditioning Plastics for TestingD 883 Terminology Relating to PlasticsD 1599 Test Method for Resistance to Short-Time Hydrau-l
9、ic Pressure of Plastic Pipe, Tubing, and FittingsD 1600 Terminology for Abbreviated Terms Relating toPlasticsD 2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD 2321 Practice for Underground Installation of Thermo-plastic Pipe for Sewers and Other Gravity-Flow Applica-
10、tionsD 2412 Test Method for Determination of External LoadingCharacteristics of Plastic Pipe by Parallel-Plate LoadingD 2444 Test Method for Determination of the Impact Re-sistance of Thermoplastic Pipe and Fittings by Means of aTup (Falling Weight)D 2657 Practice for Heat Fusion Joining of Polyolef
11、in Pipeand FittingsD 3222 Specification for Unmodified Poly(VinylideneFluoride) (PVDF) Molding Extrusion and Coating Mate-rialsD 3311 Specification for Drain, Waste, and Vent (DWV)Plastic Fittings PatternsD 5575 Classification System for Copolymers of Vi-nylidene Fluoride (VDF) with Other Fluorinate
12、d Mono-mersF 412 Terminology Relating to Plastic Piping SystemsF 1290 Practice for Electrofusion Joining Polyolefin Pipeand FittingsF 1498 Specification for Taper Pipe Threads 60 for Ther-moplastic Pipe and Fittings2.2 Federal Standard:Fed. Std. No. 123 Marking for Shipment32.3 Military Standard:MIL
13、-STD 129 Marking for Shipment and Storage31This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.63 on DWV.Current edition approved Aug. 1, 2009. Published September 2009. Originallyapproved in 1995. Last prev
14、ious edition approved in 2004 as F 1673 - 04.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from
15、Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.2.4 Other Standard:Uniform Plumbing Code43. Ter
16、minology3.1 Definitions:3.1.1 Definitions used in this specification are in accordancewith the definitions given in Terminologies D 833 and F 412and abbreviations are in accordance with Terminology D 1600,unless otherwise indicated.3.1.2 The plumbing terminology used in this specification isin accor
17、dance with the definitions given in the UniformPlumbing Code, unless otherwise indicated.4. Classification4.1 GeneralThis specification covers PVDF pipe andfittings made from PVDF or VF/HFP copolymers in Schedule40 and 80 IPS sizes and in SDR 21.4.2 This specification also includes molded fittings a
18、nd thelarger sizes (8, 10, 12 in.) of fabricated fittings.4.3 This specification covers PVDF pipe (SDR 21) madefrom PVDF defined by a hydrostatic design stress of 2300 psi(15.85 MPa).5. Materials and Manufacture5.1 Polyvinylidene fluoride (PVDF) material for pipe orfittings shall conform to the requ
19、irements of Type I or Type IIPVDF as defined in Specification D 3222 or copolymers asdefined in Specification D 5575.5.2 The PVDF material may contain pigment and fillers notdetrimental to the pipe and fittings, provided the pipe andfittings produced meet the requirements of this specification.5.3 R
20、ework MaterialClean rework material, generatedfrom the manufacturers pipe and fittings products may be usedby the same manufacturer, provided that the pipe or fittingsproduced meet the requirements of this specification.6. Requirements Requirements6.1 Dimensions and TolerancesPipe and Fittings:6.1.1
21、 Pipe:6.1.1.1 Dimensions and tolerances for pipe shown in Table1 and Table 2 shall be measured in accordance with MethodD 2122. The tolerance for out-of-roundness shall apply only topipe prior to shipment.6.1.1.2 Toe-InThe outside diameter, when measured inaccordance with Method D 2122, shall meet t
22、he requirementsof Table 1 and Table 2 at any point within 1.5 pipe diametersor 11.8 in. (300 mm), whichever is less, to the cut end of thepipe length.6.1.2 Fittings:6.1.2.1 The minimum wall thickness of the body all fittingsshall not be less than the corresponding Schedule 40 pipe sizeand shall be m
23、easured in accordance with Method D 2122.6.1.2.2 Spigot ends of fittings shall conform to the diameterand out-of-roundness requirements for pipe.6.1.2.3 Socket ends of fittings shall conform to the dimen-sional requirements for size and tolerances as provided by themanufacturer.6.1.2.4 The average m
24、inimum diameters of waterways offittings, excluding adapters, shall be as specified in Table 3.6.1.2.5 Taper pipe threads in any fittings shall be as speci-fied in Specification F 1498. The tolerance shall be 112 large orsmall turns from the basic thread dimension and gaged inaccordance with 8.7.6.1
25、.2.6 The patterns, dimensions, and laying lengths ofmolded fittings, including adaptors, shall meet the require-ments of Specification D 3311, or shall be of a proven designand allow a smooth transition of fluid flow from one directionto another.6.1.2.7 Cleanouts, cleanout plugs, and caps as commonl
26、yused in the manufacturers laboratory drainage system, shallhave a thread size and depth sufficient to ensure that theminimum waterway sizes are maintained.6.1.2.8 TrapsAll traps shall have a minimum water seal of2 in.6.2 Chemical ResistancePipe and fittings material shallbe evaluated in accordance
27、with Practice D 543, Procedures Iand II, using the chemicals listed in 8.3. The weight changeshall not exceed 2 %, nor shall the apparent tensile strengthchange by more than 10 %. In cases where there is a change inthe apparent tensile strength greater than 10 %, a furtherevaluation shall be made af
28、ter removal from the chemical andconditioning for 72 h. If there is a minimum of 50 % recoveryof tensile strength after 72 h, and that figure is within 610 %of the original tensile strength, the specimen shall be consid-ered acceptable.6.3 Water AbsorptionPipe and fitting materials shall notchange i
29、n weight more than 0.50 % when tested in accordancewith 8.4.6.4 System Integrity:6.4.1 Fused joints and associated pipe shall withstand apressure of 50 psi (345 kPa) without leaking when tested inaccordance with 8.5.1.6.4.2 Mechanical joints shall withstand a pressure of 14.5psi (100 kPa) without le
30、aking when tested in accordance with8.5.2.NOTE 1Mechanical joints include transition, compression, threaded,and other type mechanical joints.4Available from International Association of Plumbing and Mechanical Offi-cials, 5001 E. Philadelphia St., Ontario, CA 91761, http:/www.iapmo.org.TABLE 1 Outsi
31、de Diameters and Tolerances for PVDF PipeSchedules 40 and 80 and SDR 21, in. (mm)Nominal PipeSizeAverage OutsideDiameterTolerance Out-of-Roundness(Maximum DiameterMinus MinimumDiameter)114 1.660 (42.16) 60.005 (60.13) 0.050 (1.28)112 1.900 (48.26) 60.006 (60.15) 0.060 (1.52)2 2.375 (60.32) 60.006 (6
32、0.15) 0.070 (1.78)3 3.500 (88.90) 60.008 (60.20) 0.080 (2.04)4 4.500 (114.30) 60.009 (60.23) 0.100 (2.54)6 6.625 (168.28) 60.011 (60.28) 0.100 (2.54)8 8.625 (219.08) 60.015 (60.38) 0.150 (3.80)10 10.750 (273.05) 60.015 (60.38) 0.150 (3.80)12 12.750 (323.85) 60.015 (60.38) 0.150 (3.80)F 1673 04 (2009
33、)26.4.3 Mechanical joints shall incorporate a positive me-chanical system for axial restraint in addition to any restraintprovided by friction.6.4.4 Mechanical joints shall show no evidence of separa-tion at the joint under Force P when tested in accordance with8.6.1, nor shall they leak or show any
34、 other damage whentested in accordance with 8.6.2. Two fittings shall be tested andboth shall pass.6.5 All stainless steel parts shall be made of corrosion-resistant steel, containing not less than 16 % chromium and notless than 6 % nickel by weight.6.6 Sealing RingsSealing rings shall be made from
35、amaterial with a chemical resistance similar to PVDF.6.7 FlatteningThere shall be no evidence of splitting,cracking, or breaking when the pipe is tested in accordancewith 8.8.1.6.8 Impact ResistanceThe impact resistance testing shallbe in accordance with 8.9.7. Workmanship, Finish, and Appearance7.1
36、 The manufacture of pipe and fittings shall be in accor-dance with good commercial practice, so as to produce fittingsmeeting the requirements of this specification. Fittings andpipe shall be homogenous throughout and free from visiblecracks, holes, foreign inclusions, or injurious defects. Thefitti
37、ngs and pipe shall be as uniform as commercially practi-cable in color, opacity, density, and other physical properties.8. Test Methods8.1 ConditioningWhen required, condition the test speci-mens at 73.4 6 3.6F (23 6 2C) and 50 6 5 % relativehumidity, for not less than 40 h prior to the test in acco
38、rdancewith Procedure A of Practice D 618.8.2 Test ConditionsConduct the test in a standard labora-tory atmosphere of 73.4 6 3.6F (23 6 2C) and 50 6 5%relative humidity, unless otherwise specified in the test meth-ods or in this specification.8.3 Chemical ResistanceDetermine the resistance to thefoll
39、owing chemicals using the material quantification methodin Practice D 543.Chemical Percent in WaterAcetic acid 5 by volumeAcetone 5 by volumeMethyl alcohol 100Ammonia hydroxide 10 by volumeNitric acid 40 by volumeSodium hydroxide 10 by weightSulfuric acid 20 by volumeHydrochloric acid 20 by volume8.
40、4 Water AbsorptionThree cleanly cut specimens mea-suring approximately 2 by 3 in. (50 by 75 mm) and havingsmooth edges shall be weighed to the nearest 0.001 g andimmersed in distilled water at 73.4 6 1.8F (23 6 1C) for 24h+12 0 h, in accordance with Test Method D 570. Thespecimens shall be removed,
41、wiped dry with a clean, dry cloth,and reweighed immediately. The average percent gain inweight shall be calculated to the nearest 0.01 % on the basis ofthe initial mass. Weight change shall be less than 0.50 %(material qualification only).8.5 Joint TestsHydrostatic Pressure Tests:8.5.1 Fused Joint P
42、ressure TestSix specimens of pipe,each five times the nominal diameter or a maximum of 18 in.(450 mm) in length, shall be selected at random for each sizeof piping and each type of system being considered. Threesuitable couplings shall also be selected at random. Threejoined specimens shall be prepa
43、red by joining two pipespecimens with one coupling, using the equipment and instruc-tions supplied by the manufacturer of the system. Fill eachspecimen with water at 73.4 6 3.6F (23 6 2C) and cap,taking care to exclude all air from the system. Fix one end ofthe specimen to a pressurizing apparatus,
44、and support the freeend if necessary. Pressurize each specimen to 50 psi (345 kPa)for a minimum of 5 min and inspect for leaks. None of thethree specimens shall leak.8.5.1.1 This is a laboratory performance test only and is notfor field use.TABLE 2 Wall Thicknesses and Tolerances for PVDF Pipe Sched
45、ules 40 and 80 and SDR 21, in. (mm)NOTE 1 For fittings, the wall thickness is a minimum value, except that a 10 % variation resulting from core shift is allowable. In such a case, theaverage of the two opposite wall thickness shall equal or exceed the value shown in the Schedule 40 table.NominalPipe
46、SizesSchedule 40 Schedule 80 SDR 21, 230 psi SDR 32.5, 150 psiMinimum Tolerance Minimum Tolerance Minimum Tolerance Minimum Tolerance114 0.140 (3.56) +0.020 (+0.51) 0.191 (4.85) +0.023 (+0.58) 0.079 (2.01) +0.020 (+0.51) 0.062 (1.57) +0.020 (0.51)112 0.145 (3.68) +0.020 (+0.51) 0.200 (5.08) +0.024 (
47、+0.61) 0.090 (2.28) +0.020 (+0.51) 0.062 (1.57) +0.020 (0.51)2 0.154 (3.91) +0.020 (+0.51) 0.218 (5.54) +0.026 (+0.66) 0.113 (2.87) +0.020 (+0.51) 0.073 (1.85) +0.020 (0.51)3 0.216 (5.49) +0.026 (+0.66) 0.300 (7.62) +0.036 (+0.91) 0.167 (4.22) +0.020 (+0.51) 0.108 (2.74) +0.020 (0.51)4 0.237 (6.02)
48、+0.028 (+0.71) 0.337 (8.56) +0.040 (+1.02) 0.214 (5.44) +0.026 (+0.66) 0.138 (3.51) +0.020 (0.51)6 0.280 (7.11) +0.034 (+0.86) 0.432 (10.97) +0.052 (+1.32) 0.315 (8.00) +0.038 (+0.97) 0.204 (5.18) +0.0241 (0.61)8 0.322 (8.18) +0.039 (+0.99) 0.500 (12.70) +0.060 (+1.52) 0.411 (10.44) +0.049 (+1.24) 0
49、.265 (6.73) +0.032 (0.81)10 0.365 (9.27) +0.044 (+1.12) 0.593 (15.06) +0.071 (+1.80) 0.512 (13.00) +0.061 (+1.55) 0.331 (8.41) +0.040 (1.02)12 0.406 (10.31) +0.049 (+1.24) 0.687 (17.45) +0.082 (+2.08) 0.607 (15.42) +0.073 (+1.85) 0.392 (9.96) +0.047 (+1.19)TABLE 3 Average Waterway Diameter, in. (mm)Nominal PipeSizeUnthreaded Fittings Under Half Thread of Male AdaptersMinimum Minimum Maximum114 1.227 (31.17) 1.220 (30.99) 1.280 (32.51)112 1.446 (36.73) 1.458 (37.03) 1.501 (38.13)2 1.881 (47.78) 1.915 (48.64) 1.946 (49.43)3 2.820 (71.63) 2.849
