1、Designation: F1673 10An American National StandardStandard Specification forPolyvinylidene Fluoride (PVDF) Corrosive Waste DrainageSystems1This standard is issued under the fixed designation F1673; the number immediately following the designation indicates the year oforiginal adoption or, in the cas
2、e 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 requirements for polyvi-nylidene fluoride drainage systems for c
3、orrosive applications.Requirements for material, pipe and fittings are included.Polyvinylidene fluoride includes emulsion/suspension poly-merization and copolymers of vinylidene fluoride/hexafluoropropylene produced by either method.1.2 These requirements apply to Schedule 40 and 80 IPS,SDR 32.5, an
4、d SDR 21 pipe sizes. Pipe and fittings are to bejoined by heat fusion or mechanical methods using the equip-ment supplied 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 fo
5、r 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
6、 parentheses 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 specifi
7、cation: 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
8、Documents2.1 ASTM Standards:2D543 Practices for Evaluating the Resistance of Plastics toChemical ReagentsD570 Test Method for Water Absorption of PlasticsD618 Practice for Conditioning Plastics for TestingD883 Terminology Relating to PlasticsD1600 Terminology for Abbreviated Terms Relating toPlastic
9、sD2122 Test Method for Determining Dimensions of Ther-moplastic Pipe and FittingsD2321 Practice for Underground Installation of Thermo-plastic Pipe for Sewers and Other Gravity-Flow Applica-tionsD2412 Test Method for Determination of External LoadingCharacteristics of Plastic Pipe by Parallel-Plate
10、LoadingD2444 Test Method for Determination of the Impact Resis-tance of Thermoplastic Pipe and Fittings by Means of aTup (Falling Weight)D3222 Specification for Unmodified Poly(Vinylidene Fluo-ride) (PVDF) Molding Extrusion and Coating MaterialsD3311 Specification for Drain, Waste, and Vent (DWV)Pla
11、stic Fittings PatternsD5575 Classification System for Copolymers of VinylideneFluoride (VDF) with Other Fluorinated MonomersF412 Terminology Relating to Plastic Piping SystemsF1498 Specification for Taper Pipe Threads 60 for Ther-moplastic Pipe and Fittings2.2 Federal Standard:Fed. Std. No. 123 Mark
12、ing for Shipment32.3 Military Standard:MIL-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, 2010. Published August 2010
13、. Originallyapproved in 1995. Last previous edition approved in 2009 as F1673 - 04(2009).DOI: 10.1520/F1673-10.2For 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 s
14、tandards Document Summary page onthe ASTM website.3Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International,
15、 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.2.4 Other Standard:Uniform Plumbing Code43. Terminology3.1 Definitions:3.1.1 Definitions used in this specification are in accordancewith the definitions given in Terminologies D883 and F412 andabbreviations are in
16、accordance with Terminology D1600,unless otherwise indicated.3.1.2 The plumbing terminology used in this specification isin accordance with the definitions given in the UniformPlumbing Code, unless otherwise indicated.4. Classification4.1 GeneralThis specification covers PVDF pipe andfittings made f
17、rom PVDF or VF/HFP copolymers in Schedule40 and 80 IPS sizes and in SDR 32.5 and SDR 21.4.2 This specification also includes molded fittings and thelarger sizes (8, 10, 12 in.) of fabricated fittings.5. Materials and Manufacture5.1 Polyvinylidene fluoride (PVDF) material for pipe orfittings shall co
18、nform to the requirements of Type I Grade 1,Type I Grade 2, or Type II PVDF as defined in SpecificationD3222 or copolymers as defined in Specification D5575.5.2 The PVDF material may contain pigment and fillers notdetrimental to the pipe and fittings, provided the pipe andfittings produced meet the
19、requirements of this specification.5.3 Rework 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 Dimensio
20、ns and TolerancesPipe and Fittings:6.1.1 Pipe:6.1.1.1 Dimensions and tolerances for pipe shown in Table1 and Table 2 shall be measured in accordance with MethodD2122. The tolerance for out-of-roundness shall apply only topipe prior to shipment.6.1.1.2 Toe-InThe outside diameter, when measured inacco
21、rdance with Method D2122, shall meet the 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 correspondi
22、ng Schedule 40 pipe sizeand shall be measured in accordance with Method D2122.6.1.2.2 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
23、themanufacturer.6.1.2.4 The average minimum 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 F1498. The tolerance shall be 112 large orsmall turns from the basic thread dimension
24、 and gaged inaccordance with 8.7.6.1.2.6 The patterns, dimensions, and laying lengths ofmolded fittings, including adaptors, shall meet the require-ments of Specification D3311, or shall be of a proven designand allow a smooth transition of fluid flow from one directionto another.6.1.2.7 Cleanouts,
25、cleanout plugs, and caps as commonlyused 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 materi
26、al shallbe evaluated in accordance with Practice D543, 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
27、furtherevaluation shall be made after 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 f
28、itting materials shall notchange in 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 pressu
29、re of 14.5psi (100 kPa) without leaking when tested in accordance with8.5.2.NOTE 1Mechanical joints include transition, compression, threaded,and other type mechanical joints.6.4.3 Mechanical joints shall incorporate a positive me-chanical system for axial restraint in addition to any restraintprovi
30、ded by friction.4Available from International Association of Plumbing and Mechanical Offi-cials, 5001 E. Philadelphia St., Ontario, CA 91761, http:/www.iapmo.org.TABLE 1 Outside Diameters and Tolerances for PVDF PipeSchedules 40 and 80 and SDR 21, in. (mm)Nominal PipeSizeAverage OutsideDiameterToler
31、ance 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 (60.15) 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.
32、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)F1673 1026.4.4 Mechanical joints shall show no evidence of separa-tion at the joint under Force P when tested in accordance with8.6.1, nor s
33、hall they leak or show any 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
34、 rings shall be made from 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,
35、 Finish, and Appearance7.1 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 i
36、njurious defects. Thefittings 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
37、 prior to the test in accordancewith Procedure A of Practice D618.8.2 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
38、the resistance to thefollowing chemicals using the material quantification methodin Practice D543.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 volumeHydrochl
39、oric acid 20 by volume8.4 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 D570. Thespeci
40、mens shall be removed, 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 Te
41、sts:8.5.1 Fused Joint Pressure 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 s
42、pecimens shall be prepared 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 p
43、ressurizing apparatus, 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.8.5.2 Mechanical Joint Pressure Test
44、The pressure test onmechanical joints shall be carried out on test specimensprepared in a manner similar to that described in 8.5.1, exceptuse appropriate pipe specimens where the joint is intended toTABLE 2 Wall Thicknesses and Tolerances for PVDF Pipe Schedules 40 and 80 and SDR 21, in. (mm)NOTE 1
45、 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.NominalPipeSizesSchedule 40 Schedule 80 SDR 21 SDR 3
46、2.5Minimum 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 (+0.61) 0.090 (2.28) +0.020 (+0.51) 0.062 (1.57) +0.020 (0.5
47、1)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) +0.028 (+0.71) 0.337 (8.56) +0.040 (+1.02) 0.214 (5.44) +0.
48、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) 0.265 (6.73) +0.032 (0.81)10 0.365 (9.27) +0.044 (+1.12) 0.5
49、93 (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 (72.36) 2.983 (75.77)4 3.737 (94.92) 3.806 (96.67) 3.972 (
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