ASTM F679-21

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it 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 version
of the standard as published by ASTM is to be considered the official document.
Designation: F679 − 16 F679 − 21
Standard Specification for
Poly(Vinyl Chloride) (PVC) Large-Diameter Plastic Gravity
Sewer Pipe and Fittings
This standard is issued under the fixed designation F679; the number immediately following the designation indicates the year of original
adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope*
1.1 This specification covers requirements and test methods for materials, dimensions, workmanship, flattening resistance, impact
resistance, pipe stiffness, extrusion quality, joining system, and a form of marking for large diameters, 18 to 60 in. poly(vinyl
chloride) (PVC) sewer pipe and fittings with integral bell elastomeric seal joints or solvent cemented sockets.
1.2 The requirements of this specification are intended to provide pipe and fittings suitable for nonpressure drainage of sewage
and surface water. Pipe and fittings produced to this specification should be installed in accordance with Practice D2321.
NOTE 1—Industrial waste disposal lines should be installed only with the specific approval of the governing code authority since temperatures in excess
of 140°F (60°C)140 °F (60 °C) and chemicals not commonly found in drains and sewers may be encountered.
1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical
conversions to SI units that are provided for information only and are not considered standard.
1.4 The following precautionary caveat pertains only to the test method portion, Section 8, of this specification: This standard
does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this
standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory
limitations prior to use.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2.1 ASTM Standards:
D618 Practice for Conditioning Plastics for Testing
D1600 Terminology for Abbreviated Terms Relating to Plastics
D1784 Classification System and Basis for Specification for Rigid Poly(Vinyl Chloride) (PVC) Compounds and Chlorinated
Poly(Vinyl Chloride) (CPVC) Compounds
D2122 Test Method for Determining Dimensions of Thermoplastic Pipe and Fittings
D2152 Test Method for Adequacy of Fusion of Extruded Poly(Vinyl Chloride) (PVC) Pipe and Molded Fittings by Acetone
Immersion
This specification is under the jurisdiction of ASTM Committee F17 on Plastic Piping Systems and is the direct responsibility of Subcommittee F17.62 on Sewer.
Current edition approved Aug. 1, 2016Nov. 1, 2021. Published November 2016January 2022. Originally approved in 1980. Last previous edition approved in 20152016
as F679 – 15.F679 – 16. DOI: 10.1520/F0679-16.10.1520/F0679-21.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
*A Summary of Changes section appears at the end of this standard
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F679 − 21
D2321 Practice for Underground Installation of Thermoplastic Pipe for Sewers and Other Gravity-Flow Applications
D2412 Test Method for Determination of External Loading Characteristics of Plastic Pipe by Parallel-Plate Loading
D2444 Practice for Determination of the Impact Resistance of Thermoplastic Pipe and Fittings by Means of a Tup (Falling
Weight)
D2564 Specification for Solvent Cements for Poly(Vinyl Chloride) (PVC) Plastic Piping Systems
D2855 Practice for the Two-Step (Primer and Solvent Cement) Method of Joining Poly (Vinyl Chloride) (PVC) or Chlorinated
Poly (Vinyl Chloride) (CPVC) Pipe and Piping Components with Tapered Sockets
D3212 Specification for Joints for Drain and Sewer Plastic Pipes Using Flexible Elastomeric Seals
F402 Practice for Safe Handling of Solvent Cements, Primers, and Cleaners Used for Joining Thermoplastic Pipe and Fittings
F412 Terminology Relating to Plastic Piping Systems
F477 Specification for Elastomeric Seals (Gaskets) for Joining Plastic Pipe
2.2 Federal Standard:
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
2.3 Military Standard:
MIL-STD-129 Marking for Shipment and Storage
3. Terminology
3.1 Definitions:
3.1.1 General—Definitions used in the specification are in accordance with Terminology F412, unless otherwise indicated. The
abbreviation for poly(vinyl chloride) pipe is PVC, in accordance with Terminology D1600.
4. Materials
4.1 Basic Materials—The pipe shall be made of PVC plastic having a minimum cell classification of 12364 or 12454 as defined
in Specification D1784. Homopolymer PVC compounds must equal or exceed the requirements of the above listed minimum cell
classification number.
4.2 Rework Material—Clean rework material generated from the manufacturer’s own pipe or fittings production may be used by
the same manufacturer provided that the rework material meets the requirements of 4.1 and that the pipe or fittings produced meet
all the requirements of this specification.
4.3 Gaskets—Rubber gaskets shall be in compliance with Specification F477.
4.4 Lubricant—The lubricant used for assembly shall have no detrimental effect on the gasket or pipe.
4.5 Primer.
4.6 Solvent Cement.
5. Joining System
5.1 Integral Bell Gasketed Joint—The joint shall be designed so that when assembled, the gasket inside the bell will be
compressed radially on the pipe spigot to form a water-tight seal.
5.1.1 The joint shall be designed to avoid displacement of the gasket when installed in accordance with the manufacturer’s
recommendations.
5.1.2 The assembly of joints shall be in accordance with the pipe manufacturer’s recommendations.
5.2 Solvent cement joints for pipe and fittings—In the solvent cement joint, the pipe spigot wedges into the tapered socket and the
surfaces fuse together. The tapered socket may be a portion of a molded fitting or it may be a belled end of the pipe section. Formed
bells shall be concentric with pipe axis.
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F679 − 21
TABLE 1 Pipe Dimensions and Minimum Pipe Stiffness
Nominal Pipe Average Outside Tolerance on Average Min Wall Thickness Min Pipe Stiffness
Size Diameter Outside Diameter
in. in. (mm) in. (mm) in. (mm) psi kPa
18 18.701 (475) ±0.028 (±0.71) 0.499 (12.7) 46 (320)
21 22.047 (560) ±0.033 (±0.84) 0.588 (14.9) 46 (320)
24 24.803 (630) ±0.037 (±0.94) 0.661 (15.5) 46 (320)
27 27.953 (710) ±0.042 (±1.07) 0.745 (18.9) 46 (320)
30 CIOD 32.000 (813) ±0.040 (±1.02) 0.853 (21.7) 46 (320)
36 CIOD 38.300 (973) ±0.050 (±1.27) 1.021 (25.9) 46 (320)
42 CIOD 44.500 (1130) ±0.060 (±1.52) 1.187 (30.1) 46 (320)
48 CIOD 50.800 (1290) ±0.075 (±1.90) 1.355 (34.4) 46 (320)
54 CIOD 57.560 (1462) ±0.085 (±2.15) 1.535 (39.0) 46 (320)
60 CIOD 61.610 (1565) ±0.090 (±2.30) 1.643 (41.7) 46 (320)
18 18.701 (475) ±0.028 (±0.71) 0.584 (14.8) 75 (517)
21 22.047 (560) ±0.033 (±0.84) 0.689 (17.5) 75 (517)
24 24.803 (630) ±0.037 (±0.94) 0.775 (19.7) 75 (517)
27 27.953 (710) ±0.042 (±1.07) 0.874 (22.2) 75 (517)
30 CIOD 32.000 (813) ±0.040 (±1.02) 1.000 (25.4) 75 (517)
36 CIOD 38.300 (973) ±0.050 (±1.27) 1.197 (30.4) 75 (517)
42 CIOD 44.500 (1130) ±0.060 (±1.52) 1.391 (35.3) 75 (517)
48 CIOD 50.800 (1290) ±0.075 (±1.90) 1.588 (40.3) 75 (517)
54 CIOD 57.560 (1462) ±0.085 (±2.15) 1.799 (45.7) 75 (517)
60 CIOD 61.610 (1565) ±0.090 (±2.30) 1.926 (48.9) 75 (517)
18 18.701 (475) ±0.028 (±0.71) 0.671 (17.0) 115 (790)
21 22.047 (560) ±0.033 (±0.84) 0.791 (20.1) 115 (790)
24 24.803 (630) ±0.037 (±0.94) 0.889 (22.6) 115 (790)
27 27.953 (710) ±0.042 (±1.07) 1.002 (25.5) 115 (790)
30 CIOD 32.000 (813) ±0.040 (±1.02) 1.148 (29.1) 115 (790)
36 CIOD 38.300 (973) ±0.050 (±1.27) 1.373 (34.1) 115 (790)
42 CIOD 44.500 (1130) ±0.060 (±1.52) 1.596 (40.5) 115 (790)
48 CIOD 50.800 (1290) ±0.075 (±1.90) 1.822 (46.3) 115 (790)
54 CIOD 57.560 (1462) ±0.085 (±2.15) 2.064 (52.4) 115 (790)
60 CIOD 61.610 (1565) ±0.090 (±2.30) 2.210 (56.1) 115 (790)
5.2.1 The assembly of the joints shall be accordance with Practice D2855.
5.2.2 Joint Tightness—Joints made with pipe and fittings or with belled-end pipe shall show no signs of leakage when tested in
accordance with 7.5.
6. Requirements
6.1 Workmanship—The pipe and fittings shall be homogeneous throughout and free from visible cracks, holes, foreign inclusions,
or other injurious defects. The pipe shall be as uniform as commercially practical in color, opacity, density, and other physical
properties.
6.2 Pipe Dimensions:
6.2.1 Pipe Diameter—The average outside diameter of the pipe shall meet the requirements given in Table 1, when measured in
accordance with Test Method D2122.
6.2.2 Wall Thickness—Pipe wall thicknesses shall meet the requirements of Table 1, when measured in accordance with Test
Method D2122. In the case of belled pipe and fittings fabricated from pipe sections, the thickness of the wall in the bell shall be
considered satisfactory if it was formed from pipe meeting the above requirements.
NOTE 2—The wall thickness varaibilityvariability in any cross section of the pipe is normally 12% or less.6 12 % or less from minimum.
6.3 Pipe Flattening—There shall be no evidence of splitting, cracking, or breaking, when pipe is tested in accordance with 8.4.
6.4 Wall Thickness of Fittings—The minimum wall thicknesses of the fittings shall be the same as the minimum wall thickness
of the equivalent size of pipe as specified in Table 1. For reducing fittings or those with smaller inlets, the minimum wall thickness
of each inlet shall be no less than the minimum wall thickness for that size pipe. The thickness shall be determined in accordance
with Test Method D2122.
F679 − 21
NOTE 3—Owing to the present state of technology in the industry, all fittings are fabricated fittings. Fabricated fittings with solvent-cemented components
should be made in accordance with Practice D2855 and taking cognizance of Practice F402.
6.5 Pipe Impact Strength—The impact strength of the pipe shall be not less than 220 ft·lbf (298.3 J), when tested in accordance
with 8.5.
NOTE 4—This requirement is intended only for use as a quality control test, not as a simulated service test. As aged impact data is developed, the applicable
aged impact values will be included to reflect long-term performance needs.
6.6 Pipe Stiffness—Pipe stiffness values for the pipe shall comply with Table 1, when tested in accordance with 8.6.
6.6.1 The wall thickness must be increased to meet the pipe stiffness requirement PS46 or PS115 listed in Table 1 when material
with modulus lower than 500,000 psi (3447 MPa) is used.
6.7 Gaskets:
6.7.1 All gaskets shall meet the requirements of Specification F477 and be molded into a circular form or extruded to the proper
section and then spliced into circular form. Gaskets shall be made of a properly vulcanized high-grade elastomeric compound.
6.7.2 The basic polymer shall be natural rubber, synthetic elastomer, or a blend of both.
6.7.3 The gasket shall be designed with an adequate compressive force so as to effect a positive seal under all combinations of
joint tolerances. The gasket shall be the only element depended upon to make the joint flexible and watertight.
6.8 Joint Tightness—Joints made with pipe and fittings shall show no sign of leakage, when tested in accordance with Specification
D3212. All surfaces of the joint upon which the gasket may bear shall be smooth and free of imperfections, ridges, fractures, or
cracks that could adversely affect sealability.
6.9 Acetone Immersion—The pipe shall not show excessive flaking or disintegrate, when tested in accordance with Test Method
D2152.
NOTE 5—This test is intended only for use as a quality control test and not for use as a simulated service test.
7. Requirements for Solvent Cemented Pipes and Fittings
7.1 Socket diameter—The inside diameter of the tapered socket shall comply with dimensions listed in Table 2.
7.2 Socket Depth—The socket depth shall not be less than that shown in Table 2.
7.3 Spigot Length—The minimum distance from the spigot end to the area where the spigot diameter changes due to a socket,
branch, or change in angle shall comply with the “C” dimension of Table 2.
7.4 Solvent Cement—The solvent cement manufacturer’s recommendations should be followed in selecting the proper cement
viscosity for joining the large diameter pipe.
7.5 Joint Tightness—Join two pieces of pipe by means of a fitting or socket in accordance with Practice D2855 and using solvent
cement as described in 7.4. Allow the joined unit to stand 24 h at room temperature. Joints made with pipe and fittings shall show
no sign of leakage when subjected to an internal water pressure of 170 kPa (25 psi) at room temperature for 1 h.
8. Test Methods
8.1 Conditioning:
8.1.1 Referee Testing—When conditioning is required for referee tests, condition the specimens in accordance with Procedure A
F679 − 21
TABLE 2 Solvent Cement Socket Dimensions
Solvent Cement Socket Dimensions
Nominal Size, in. A B C
Nominal Size A B C
18 18.757 ± 0.028 18.673 ± 0.028 9.000
21 22.113 ± 0.033 22.014 ± 0.033 10.500
24 24.877 ± 0.037 24.766 ± 0.037 12.000
27 28.0
...