ASTM F1488-14(2019)

Standard Specification for Coextruded Composite Pipe

ABSTRACT
This specification covers coextruded composite pipe, produced by a coextrusion die system, in which the concentric layers are formed and combined before exiting the die. Coextruded composite pipe conforming to the requirements prescribed are used for different applications: IPS Schedule 40 Series-coextruded composite pipe is used for above or below ground installation for communication conduit, electrical conduit, drain, waste, and vent pipe, and plastic underdrain systems for highway, airport, and similar drainage, where a Schedule 40 IPS is required; IPS-DR-PS Series-coextruded composite pipe is used for above or below ground installation for communication conduit, electrical conduit, and drain, waste, and vent pipe; and Sewer and Drain DR-PS Series-coextruded composite pipe is used for gravity flow sewer and drain pipe, and plastic underdrain systems for highway, airport, and similar drainage. The pipe stiffness, impact resistance, and bond strength shall be tested to meet the requirements prescribed.
SCOPE
1.1 This specification covers coextruded composite pipe, produced by a coextrusion die system, in which the concentric layers are formed and combined before exiting the die.  
1.1.1 The function of this specification is to provide standardization of product, to produce technical data, and to serve as a purchasing guide.  
1.2 Compounds that do not meet the requirements of the material section are excluded.  
1.3 The coextruded composite pipe is permitted to be perforated in accordance with any specified standard or by agreement between the purchaser and the supplier.  
1.4 The coextruded composite pipe is permitted to be belled for joining by solvent cementing or belled for joining by an elastomeric seal (gaskets), in accordance with any specified standard or by agreement between the purchaser and the supplier.  
1.5 Recommendations for storage, joining, installation, and rationale are listed in Appendix X1, Appendix X2, Appendix X3, and Appendix X4, respectively.  
1.6 The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard.  
1.7 The text of this specification references notes, footnotes, and appendixes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of this specification.  
1.8 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.
Note 1: Related specifications are as follows: D2661, D2665, D2729, D2750, D2751, D2949, D3034, F512, F628, F758, F789, and F891.  
1.9 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.

General Information

• Status: Published
• Publication Date: 31-Jan-2019
• ICS: 23.040.20 - Plastics pipes
• Technical Committee: F17 - Plastic Piping Systems
• Drafting Committee: F17.11 - Composite

Relations

• Replaces: ASTM F1488-14e1 - Standard Specification for Coextruded Composite Pipe
• Effective Date: 01-Feb-2019
• Refers: ASTM D2665-24 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings
• Effective Date: 01-Apr-2024
• Refers: ASTM F891-24 - Standard Specification for Coextruded Poly(Vinyl Chloride) (PVC) Plastic Pipe With a Cellular Core
• Effective Date: 01-Apr-2024
• Refers: ASTM D883-24 - Standard Terminology Relating to Plastics
• Effective Date: 01-Feb-2024
• Refers: ASTM F512-19(2024) - Standard Specification for Smooth-Wall Poly(Vinyl Chloride) (PVC) Conduit and Fittings for Underground Installation
• Effective Date: 15-Jan-2024
• Refers: ASTM D883-23 - Standard Terminology Relating to Plastics
• Effective Date: 01-Nov-2023
• Refers: ASTM D1898-68(1989) - Standard Practice for Sampling of Plastics (Withdrawn 1998)
• Effective Date: 29-Sep-2023
• Refers: ASTM F891-23 - Standard Specification for Coextruded Poly(Vinyl Chloride) (PVC) Plastic Pipe With a Cellular Core
• Effective Date: 01-Sep-2023
• Refers: ASTM D2564-20 - Standard Specification for Solvent Cements for Poly(Vinyl Chloride) (PVC) Plastic Piping Systems
• Effective Date: 01-Aug-2020
• Refers: ASTM D2855-20 - Standard 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
• Effective Date: 01-Aug-2020
• Refers: ASTM D2665-20 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings
• Effective Date: 01-Aug-2020
• Refers: ASTM F412-20 - Standard Terminology Relating to Plastic Piping Systems
• Effective Date: 01-Apr-2020
• Refers: ASTM D2321-20 - Standard Practice for Underground Installation of Thermoplastic Pipe for Sewers and Other Gravity-Flow Applications
• Effective Date: 15-Mar-2020
• Refers: ASTM D883-20 - Standard Terminology Relating to Plastics
• Effective Date: 01-Jan-2020
• Refers: ASTM F512-19 - Standard Specification for Smooth-Wall Poly(Vinyl Chloride) (PVC) Conduit and Fittings for Underground Installation
• Effective Date: 01-Nov-2019

Overview

ASTM F1488-14(2019) - Standard Specification for Coextruded Composite Pipe establishes requirements for coextruded composite pipe produced through a coextrusion die system, where concentric layers are formed and combined prior to exiting the die. This standard supports product consistency, provides technical data, and serves as a reliable purchasing guide for industries and professionals working with plastic piping systems.

The specification outlines performance criteria such as pipe stiffness, impact resistance, and bond strength. It allows for customization, including perforated and belled pipes for various joining methods, and details the installation and storage recommendations for enhanced product performance and longevity.

Key Topics

• Coextruded Composite Pipe Structure

  • Construction involves two or more concentric layers bonded during manufacture.
  • Outer layers are made from virgin plastic materials, potentially with pigmentation or screening agents.
  • Middle layers may use solid or closed-cell cellular plastic.

• Product Classification and Applications

  • IPS Schedule 40 Series: Used above or below ground for communication and electrical conduit, drain, waste, vent pipes, and highway underdrain systems.
  • IPS-DR-PS Series: Designed for both above and below ground installation in communication, electrical conduit, and drain, waste, and vent pipes where specific pipe stiffness is required.
  • Sewer and Drain DR-PS Series: Intended for gravity flow sewer and drainage applications, especially in roads, airports, and similar infrastructure.

• Performance Requirements

  • Stiffness: Pipes must meet prescribed minimum stiffness at 5% deflection.
  • Impact Resistance: Must comply with impact strength standards at specified temperatures.
  • Bond Strength: Multilayer bonds must be strong enough to prevent separation.
  • Additional Requirements: Includes dimensional tolerances, wall thickness, and compatibility with fittings and solvents.

• Testing and Quality Assurance

  • Specifies sampling, conditioning, and test methods for product verification.
  • Mandates continued quality control via clearly defined test frequencies and number of tests.

Applications

Coextruded composite pipe manufactured under ASTM F1488-14 is widely utilized in infrastructure and construction, offering advantages such as strength, versatility, and reliable performance for:

• Utility Conduit: Provides durable pathways for communication and electrical cables in new developments or upgrades.
• Plumbing and Drainage Systems: Reliable choice for above and below ground drain, waste, and vent piping in residential, commercial, or municipal installations.
• Infrastructure Drainage: Utilized in plastic underdrain systems for highways, airports, and other civil projects requiring efficient water management and long-term durability.

Key practical values include:

• Compatibility with various joining methods, including solvent cementing and elastomeric gasket seals.
• Flexible product options for different site conditions and installation methods.
• Detailed storage, installation, and handling guidance to maximize performance and service life.

Related Standards

ASTM F1488-14 references and aligns with several related ASTM and industry standards, ensuring comprehensive coverage of material properties, test methods, and installation practices. Notable related standards include:

• ASTM D2661, D2665: ABS and PVC plastic drain, waste, and vent pipe specifications.
• ASTM D2729, D3034, F789: PVC sewer pipe and fitting standards for gravity-flow applications.
• ASTM F477, F913: Performance criteria for elastomeric seals (gaskets) for joining plastic pipe.
• ASTM D618, D2122, D2412, D2444: Protocols for plastic pipe testing and measurement.

These interrelated standards collectively promote the safe, efficient, and high-quality use of composite plastic pipe in a wide range of construction and infrastructure projects.

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Keywords: ASTM F1488, coextruded composite pipe, plastic piping standard, infrastructure drainage, communication conduit, electrical conduit, pipe stiffness, impact resistance, bond strength, plumbing standards, PVC pipe, ABS pipe, DR-PS series, Schedule 40, ASTM standards.

Standards Content (Sample)

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.
Designation:F1488 −14 (Reapproved 2019) An American National Standard
Standard Specification for
Coextruded Composite Pipe
This standard is issued under the fixed designation F1488; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope* 1.9 This international standard was developed in accor-
dance with internationally recognized principles on standard-
1.1 This specification covers coextruded composite pipe,
ization established in the Decision on Principles for the
produced by a coextrusion die system, in which the concentric
Development of International Standards, Guides and Recom-
layers are formed and combined before exiting the die.
mendations issued by the World Trade Organization Technical
1.1.1 The function of this specification is to provide stan-
Barriers to Trade (TBT) Committee.
dardization of product, to produce technical data, and to serve
as a purchasing guide.
2. Referenced Documents
1.2 Compounds that do not meet the requirements of the
2.1 The following standards contain provisions which,
material section are excluded.
thoughreferencedinthisspecification,constituteprovisionsof
1.3 The coextruded composite pipe is permitted to be
this specification. All standards are subject to revision and
perforated in accordance with any specified standard or by
parties using this specification shall reference the most recent
agreement between the purchaser and the supplier.
edition of the standards listed as follows.
1.4 Thecoextrudedcompositepipeispermittedtobebelled
2.2 ASTM Standards:
for joining by solvent cementing or belled for joining by an
D618Practice for Conditioning Plastics for Testing
elastomeric seal (gaskets), in accordance with any specified
D696TestMethodforCoefficientofLinearThermalExpan-
standard or by agreement between the purchaser and the
sion of Plastics Between −30°C and 30°C with a Vitreous
supplier.
Silica Dilatometer
D883Terminology Relating to Plastics
1.5 Recommendations for storage, joining, installation, and
D1600TerminologyforAbbreviatedTermsRelatingtoPlas-
rationale are listed in Appendix X1, Appendix X2, Appendix
tics
X3, and Appendix X4, respectively.
D1898Practice for Sampling of Plastics (Withdrawn 1998)
1.6 Thevaluesstatedininch-poundunitsaretoberegarded
D1972Practice for Generic Marking of Plastic Products
asstandard.Nootherunitsofmeasurementareincludedinthis 3
(Withdrawn 2014)
standard.
D2122Test Method for Determining Dimensions of Ther-
1.7 Thetextofthisspecificationreferencesnotes,footnotes,
moplastic Pipe and Fittings
and appendixes which provide explanatory material. These D2235Specification for Solvent Cement for Acrylonitrile-
notesandfootnotes(excludingthoseintablesandfigures)shall
Butadiene-Styrene (ABS) Plastic Pipe and Fittings
not be considered as requirements of this specification. D2321PracticeforUndergroundInstallationofThermoplas-
tic Pipe for Sewers and Other Gravity-Flow Applications
1.8 This standard does not purport to address all of the
D2412Test Method for Determination of External Loading
safety concerns, if any, associated with its use. It is the
Characteristics of Plastic Pipe by Parallel-Plate Loading
responsibility of the user of this standard to establish appro-
D2444Practice for Determination of the Impact Resistance
priate safety, health, and environmental practices and deter-
of Thermoplastic Pipe and Fittings by Means of a Tup
mine the applicability of regulatory limitations prior to use.
(Falling Weight)
NOTE 1—Related specifications are as follows: D2661, D2665, D2729,
D2564Specification for Solvent Cements for Poly(Vinyl
D2750, D2751, D2949, D3034, F512, F628, F758, F789, and F891.
Chloride) (PVC) Plastic Piping Systems
1 2
This specification is under the jurisdiction ofASTM Committee F17 on Plastic For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Piping Systems and is the direct responsibility of Subcommittee F17.11 on contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
Composite. Standards volume information, refer to the standard’s Document Summary page on
Current edition approved Feb. 1, 2019. Published February 2019. Originally the ASTM website.
ε1 3
approved in 1994. Last previous edition approved in 2014 as F1488–14 . DOI: The last approved version of this historical standard is referenced on
10.1520/F1488-14R19 www.astm.org.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1488−14 (2019)
D2661 Specification for Acrylonitrile-Butadiene-Styrene F789Specification for Type PS-46 and Type PS-115 Poly-
(ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe (Vinyl Chloride) (PVC) Plastic Gravity Flow Sewer Pipe
and Fittings (Withdrawn 2004)
and Fittings
F891Specification for Coextruded Poly(Vinyl Chloride)
D2665Specification for Poly(Vinyl Chloride) (PVC) Plastic
(PVC) Plastic Pipe With a Cellular Core
Drain, Waste, and Vent Pipe and Fittings
F913Specification for Thermoplastic Elastomeric Seals
D2729Specification for Poly(Vinyl Chloride) (PVC) Sewer
(Gaskets) for Joining Plastic Pipe
Pipe and Fittings
2.3 ANSI Standards:
D2750 Specification for Acrylonitrile-Butadiene-Styrene
ANSI Z34.1American National Standard for Certification-
(ABS) Plastics Utilities Conduit and Fittings (Withdrawn
Third-Party Certification Program
1997)
ANSI Z34.2American National Standard for Certification-
D2751 Specification for Acrylonitrile-Butadiene-Styrene
3 Self-Certification by Producer or Supplier
(ABS) Sewer Pipe and Fittings (Withdrawn 2014)
2.4 Federal Standard:
D2855Practice for the Two-Step (Primer and Solvent Ce-
Fed. Std. No. 123Marking for Shipments (CivilAgencies)
ment) Method of Joining Poly (Vinyl Chloride) (PVC) or
2.5 Military Standard:
Chlorinated Poly (Vinyl Chloride) (CPVC) Pipe and
MIL-STD-129 Marking for Shipment and Storage
Piping Components with Tapered Sockets
2.6 Uniform Classification Committee Standard:
D2949Specification for 3.25-in. Outside Diameter Poly(Vi-
Uniform Freight Classification
nyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe
2.7 National Motor Freight Traffıc Association Standard:
and Fittings
National Motor Freight Classification
D3034Specification for Type PSM Poly(Vinyl Chloride)
(PVC) Sewer Pipe and Fittings
3. Terminology
D3212Specification for Joints for Drain and Sewer Plastic
3.1 Definitions:
Pipes Using Flexible Elastomeric Seals
3.1.1 Definitions are in accordance with Terminologies
D3965ClassificationSystemandBasisforSpecificationsfor
D883 and F412. Abbreviations are in accordance with Termi-
Rigid Acrylonitrile-Butadiene-Styrene (ABS) Materials
nology D1600. Plastic materials are classified in accordance
for Pipe and Fittings
with Classification System D4000. Generic marking is in
D4000Classification System for Specifying Plastic Materi-
accordance with Practice D1972.
als
3.1.2 coextrusion—a process whereby two or more heated
D4396Specification for Rigid Poly(Vinyl Chloride) (PVC)
or unheated plastic material streams forced through one or
and Chlorinated Poly(Vinyl Chloride) (CPVC) Com-
more shaping orifice(s) become one continuously formed
pounds for Plastic Pipe and Fittings Used in Nonpressure
piece.
Applications
3.1.3 compound—a mixture of a polymer with other
D5033GuideforDevelopmentofASTMStandardsRelating
ingredients, such as fillers, stabilizers, catalysts, processing
to Recycling and Use of Recycled Plastics (Withdrawn
3 aids, lubricants, modifiers, pigments, or curing agents.
2007)
3.1.4 dimension ratio—the average specified diameter of a
F402 Practice for Safe Handling of Solvent Cements,
pipe divided by the minimum specified wall thickness.
Primers, and Cleaners Used for Joining Thermoplastic
3.1.5 out-of-roundness—the allowed difference between the
Pipe and Fittings
maximum measured diameter and the minimum measured
F412Terminology Relating to Plastic Piping Systems
diameter (stated as an absolute deviation).
F477Specification for Elastomeric Seals (Gaskets) for Join-
ing Plastic Pipe
3.1.6 virgin plastic, adj—material in the form of pellets,
F493Specification for Solvent Cements for Chlorinated granules, powder, floc, or liquid that has not been subjected to
Poly(Vinyl Chloride) (CPVC) Plastic Pipe and Fittings use or processing other than that required for its initial
manufacture. (1985, D883)
F512Specification for Smooth-Wall Poly(Vinyl Chloride)
(PVC) Conduit and Fittings for Underground Installation
3.2 Definitions of Terms Specific to This Standard:
F545Specification for PVC and ABS Injected Solvent Ce-
3.2.1 coextruded composite pipe—pipe consisting of two or
mented Plastic Pipe Joints (Withdrawn 2001)
moreconcentriclayersofthesameordifferentmaterialbonded
F628 Specification for Acrylonitrile-Butadiene-Styrene together in processing by any combination of temperature,
(ABS) Schedule 40 Plastic Drain, Waste, and Vent Pipe
With a Cellular Core
Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
F656Specification for Primers for Use in Solvent Cement
4th Floor, New York, NY 10036, http://www.ansi.org.
Joints of Poly(Vinyl Chloride) (PVC) Plastic Pipe and 5
DLA Document Services Building 4/D 700 Robbins Avenue Philadelphia, PA
Fittings 19111-5094 http://quicksearch.dla.mil/
Available from the Uniform Classification Committee, Suite 1106, 222 South
F758Specification for Smooth-Wall Poly(Vinyl Chloride)
Riverside Plaza, Chicago, IL 60606.
(PVC) Plastic Underdrain Systems for Highway, Airport, 7
Available from National Motor Freight TrafficAssociation (NMFTA), 1001 N.
and Similar Drainage Fairfax St., Alexandria, VA 22314, http://www.nmfta.org.
F1488−14 (2019)
pressure, grafting, crosslinking, or adhesion with a specific provide protection against UV radiation. The material shall
purpose to serve as pipe. conform to the requirements prescribed in the material speci-
fication.
3.2.2 IPS-DR-PS Series—coextruded pipe produced to an
6.1.1 Materials listed in the material section are to be used
iron pipe outside diameter (OD) with a dimension ratio (DR)
in any layer of the coextruded composite pipe. When coex-
and pipe stiffness (PS).
trudedcompositepipeisproducedwiththreelayers,themiddle
3.2.3 IPS Schedule 40 Series—coextruded composite pipe
layer is to be solid or closed-cell cellular plastic.
produced to an iron pipe outside diameter (OD) with a
6.2 ABS Material Specification—The ABS shall be virgin
Schedule 40 wall thickness.
plasticABS material conforming to the requirements of Speci-
3.2.4 lot—all pipe produced of one size and from one
fication D3965 and shall meet all of the requirements for Cell
extrusion line, during one designated 24-h period.
Class 4-2-2-2-2.
3.2.5 qualification test—an evaluation, generally 6.2.1 The color and form of the material shall be by
nonrepetitive, conducted on an existing, altered, or new prod- agreement between the purchaser and the supplier.
uct to determine acceptability.
6.3 PVC Material Specification—The PVC shall be virgin
3.2.6 rework composite pipe material—a blend of the dif- plastic material conforming to the requirements of Specifica-
ferent materials used in the different layers of the coextruded tion D4396 and shall meet all of the requirements for Cell
composite pipe. Class 1-1-4-3-2.
6.3.1 The color and form of the material shall be by
3.2.7 Sewer and Drain DR-PS Series—coextruded compos-
agreement between the purchaser and the supplier in accor-
ite pipe produced to a sewer and drain outside diameter (OD)
dance with Specification D4396.
with a dimension ratio (DR) and pipe stiffness (PS).
6.3.2 Individual cell class values are permitted to be greater
than those listed.
4. Classification
6.4 CPVC Material Specification—The CPVC shall be vir-
4.1 Coextruded composite pipe produced in compliance
gin plastic material conforming to the requirements of Speci-
with this specification in different dimension ratios (DR) and
fication D4396 and shall meet all of the requirements for Cell
pipe stiffness (PS) is used for different applications.
Class 2-2-4-2-4.
4.1.1 IPS Schedule 40 Series—Coextruded composite pipe
6.4.1 The color and form of the material shall be by
is used for above or below ground installation for communi-
agreement between the purchaser and the supplier in accor-
cation conduit, electrical conduit, drain, waste, and vent pipe,
dance with Specification D4396.
and plastic underdrain systems for highway, airport, and
6.4.2 Individual cell class values are permitted to be greater
similar drainage, where a Schedule 40 IPS is required.
than those listed.
4.1.2 IPS-DR-PS Series—Coextruded composite pipe is
6.5 Rework Material—A blend of clean rework material
usedforaboveorbelowgroundinstallationforcommunication
generated from the manufacturer’s own pipe production may
conduit, electrical conduit, and drain, waste, and vent pipe.
be used by the same manufacturer, provided the pipe produced
4.1.3 Sewer and Drain DR-PS Series—Coextrudedcompos-
meets all of the requirements of this specification.
ite pipe is used for gravity flow sewer and drain pipe, and
6.5.1 Reworkmaterialisexcludedfromstandarddefinitions
plastic underdrain systems for highway, airport, and similar
of recycled materials in accordance with Guide D5033.
drainage.
6.5.2 Rework material generated from composite pipe shall
4.2 Before installing coextruded composite pipe in an in-
not be used in the outer layer.
dustrial waste disposal system, the approval of the cognizant
6.5.3 Rework material generated from composite pipe with
building code authority is required. Some coextruded compos-
aclosed-cellcellularplasticlayershallnotbeusedintheinner
ite pipe is designed for temperature use in excess of 180°F
or outer layer.
(82°C).Consultthemanufacturerforrecommendationsonuse.
7. Performance Requirements
5. Ordering Information
7.1 Pipe Stiffness—The minimum pipe stiffness at 5%
5.1 Orders for coextruded composite pipe produced in
deflection when measured in accordance with Test Method
compliance with this specification shall include the following:
D2412, shall equal or exceed the value in Table 1, Table 2,
Table3orTable4,asapplicable.Therateofcrossheadmotion
5.2 ASTM designation (F1488) and year of issue,
shall be 0.20 to 0.25 in./min. (5.1 to 6.3 mm/min). Three
5.3 Series size,
specimensshallbetested.Ifallthreemeetthisrequirement,the
sample meets this requirement. If one or two fail, additional
5.4 Footage of each size, and
testing shall be conducted in accordance with 7.1.1. If all three
5.5 Materials.
fail, the sample does not meet the requirement.
7.1.1 Pipe Stiffness and Lower Confidence Limit—In the
6. Material
eventthatoneortwoofthespecimenstestedin7.1failtomeet
6.1 Basic Materials—The outer layer shall be made of the minimum requirement, the average pipe stiffness of eleven
virgin material that contains pigments or screening agents to specimens shall meet or exceed the minimum requirement
F1488−14 (2019)
TABLE 1 Minimum Wall Thickness Required for Pipe Stiffness TABLE 4 Minimum Wall Thickness Required for Pipe Stiffness
A A
and Impact Strength for IPS Schedule 40 Series and Impact Strength for Sewer and Drain-DR-PS
Minimum Pipe
Minimum Impact Dimension Ratio
Nominal Pipe Size, Minimum Wall Stiffness, lbf/in./ Minimim
Strength at 32°F (0°C),
in. Thickness, in. in.at5% Impact
ft·lbf Nominal
DR38 DR34 DR27 DR24 DR22
Deflection Strength at
Pipe Size,
32°F (0°C),
1 ⁄4 0.140 140 25
in. Pipe Stiffness
ft·lbf
1 ⁄2 0.145 140 25
2 0.154 140 25 PS35 PS50 PS100 PS140 PS200
2 ⁄2 0.203 140 25 2 0.060 0.066 0.083 0.089 0.102 25
3 0.216 140 25 3 0.085 0.095 0.120 0.135 0.148 25
4 0.110 0.124 0.156 0.175 0.191 25
3 ⁄2 0.226 140 25
4 0.237 140 40 6 0.165 0.184 0.232 0.261 0.285 25
5 0.258 140 40 8 0.221 0.247 0.311 0.350 0.381 25
6 0.280 140 40 9 0.248 0.277 0.350 0.393 0.429 25
8 0.322 90 60 10 0.276 0.308 0.389 0.437 0.477 25
10 0.365 90 60 12 0.328 0.367 0.463 0.520 0.568 25
12 0.460 90 60
A
The maximum wall thickness shall not be greater than 1.12 times the minimum.
A
The maximum wall thickness shall not be greater than 1.12 times the minimum.
average value. The LCL shall be calculated using the Stu-
TABLE 2 Minimum Wall Thickness Required for Pipe Stiffness
A
dent’s“ t” distribution, with N-1 degrees of freedom, where N
and Impact Strength for IPS-DR-PS DWV
is the number of specimens (11). The critical t value shall be
Dimension Ratio
Minimum Impact
usedtoatleastthreesignificantdigits.Alternatively,iftheLCL
Nominal Pipe
DR 24 DR 22
Strength at 32°F
Size, in. exceeds the minimum PS requirement in Table 1, Table 2,
Pipe Stiffness
(0°C), ft·lbf
Table 3 or Table 4 as applicable, but is not within 15% of the
PS140 PS200
average, the sample meets the requirements of the Pipe
1 ⁄4 0.067 0.075 25
1 ⁄2 0.077 0.086 25
Stiffnesstesting.Theelevenspecimensincludethethreetested
2 0.099 0.108 25
under 7.1, and an additional eight with rotation by 35°, as
2 ⁄2 0.120 0.130 25
B
3 0.135 0.148 25 specified in D2412, continuing throughout the remaining
3 0.142 0.159 25
specimens.
3 ⁄2 0.162 0.182 25
The LCLbased on testing eleven specimens is calculated as
4 0.183 0.204 25
5 0.226 0.252 25 follows:
6 0.269 0.301 25
LCL 5 Avg.PS 2 2.76 Std.Dev /= N (1)
~ ! $ ~ ! ~ ! %
8 0.350 0.392 25
10 0.437 0.488 25
where:
12 0.518 0.579 25
A
(Avg. PS) = [∑(PS)} / (11)
The maximum wall thickness shall not be greater than 1.12 times the minimum.
B 2 2 1/2
Special outside diameter of 3.25. (Std. Dev) = PS 2 PS /N⁄N21
@ ~ ! #
( (
N=11
The 15% requirement is calculated as:
TABLE 3 Minimum Wall Thickness Required for Pipe Stiffness
and Impact Strength for IPS-DR-PS Communication Conduit or Avg 2LCL / Avg 3100%#15% (2)
~ ! ~ !
A
Underground Electrical Conduit
7.1.2 The strength and load-carrying capabilities of plastic
Dimension Ratio
Minimim pipe is measured and reported as pipe stiffness and determined
Impact
in accordance with Test Method D2412. The term “crushing
Nominal
DR 42 DR 38 DR 34 DR 27 DR 25.5
Strength at
Pipe Size, strength” is not applicable to plastic piping.
32°F (0°C)
in.
Pipe Stiffness
ft·lbf
NOTE 2—The 5% deflection criteria is arbitrarily selected for testing
PS25 PS35 PS50 PS100 PS120
convenience. It is not to be considered as a limitation with respect to
1 ⁄4 0.060 0.060 0.060 0.060 --- 25
in-use deflection. The engineer is responsible for establishing the accept-
1 ⁄2 0.060 0.060 0.060 0.069 0.075 25
able deflection limit.
2 0.060 0.060 0.068 0.086 0.093 25
2 ⁄2 0.068 0.076 0.085 0.106 0.113 25
7.2 Impact Resistance—The minimum impact resistance,
3 0.080 0.090 0.102 0.127 0.137 25
when tested at the time of manufacture, shall comply with the
3 ⁄2 0.093 0.103 0.116 0.145 --- 25
requirements of Table 1, Table 2, Table 3,or Table 4. Test in
4 0.104 0.118 0.132 0.164 0.177 25
5 0.129 0.146 0.164 0.203 0.219 25
accordance with Test Method D2444, using Tup B and Holder
6 0.154 0.174 0.195 0.241 0.260 25
B. Use a 6-lb (2.5-kg) tup for all sizes.
8 0.201 0.227 0.254 0.314 --- 25
7.2.1 Test 10 specimens. When 9 or 10 specimens pass,
10 0.250 0.283 0.316 0.372 --- 25
12 0.297 0.335 0.375 0.465 --- 25
accept the lot. When 2 or more specimens fail, test 10
A
The maximum wall thickness shall not be greater than 1.12 times the minimum.
additional specimens. When 17 of 20 specimens tested pass,
accept the lot. When 4 or more of 20 specimens fail, test 20
additional specimens. When 32 of 40 specimens pass, accept
giveninTable1,Table2,Table3,orTable4asapplicable.The the lot. When 9 or more of 40 specimens fail, the lot does not
99%lowerconfidencelimit(LCL)shallbewithin15%ofthe meet the requirements of this specification.
F1488−14 (2019)
TABLE 5 Outside Diameter and Tolerance
7.2.2 Failure of the test specimen shall be shattering or any
crack or break extending entirely through the pipe wall and Out of
Roundness
visible to the unaided eye.
IPS Schedule Tolerance on
Sewer and Maximum
Nominal Pipe 40 Series and Average
Drain-DR-PS Diameter
7.3 Bond—The bond between layers shall be strong and
Size, in. IPS-DR-PS Outside
Series Minus
Series Diameter, in.
uniform.Itshallnotbepossibletoseparateanytwolayerswith
Minimum
a probe or point of a knife blade so that the layers separate
Diameter, in.
cleanly or the probe or knife blade moves freely between the 1 ⁄4 1.660 . . . +0.008
−0.002 0.060
layers; nor shall separation of the layers occur during other
1 ⁄2 1.900 . . . +0.010
tests in this specification. Refer to 10.1. (See 7.3.1.)
−0.002 0.060
2 2.375 2.25 +0.010
7.3.1 Thebondtestisconductedatthetimeofmanufacture.
−0.002 0.060
7.4 CellularStructure—Theclosed-cellcellularplasticlayer 2 ⁄2 2.875 . . . +0.010
−0.002 0.060
of composite pipe shall not allow the passage of water when
A
3 3.250 . . . +0.012
testedat10 61psigforaminimumof30min.Thetestsample
−0.004 0.060
3 3.500 3.25 +0.012
shall be 18 6 0.125 in. long. Create a seal on the O.D. and the
−0.004 0.060
I.D. of the pipe near one end in a manner that permits the
3 ⁄2 4.000 . . . +0.012
exposed core to be subjected to water pressure (Note 3). Any
−0.004 0.100
signofwateremanatingfromthecoreattheoppositeendafter 4 4.500 4.215 +0.014
−0.004 0.100
30 min. is indication of an open cell structure and the sample
5 5.563 . . . +0.015
does not meet the requirements of this specification. This test
−0.005 0.100
is not required for pipe produced with a solid middle layer. 6 6.625 6.275 +0.016
−0.006 0.100
8 8.625 8.400 +0.024
NOTE3—ThemethodofsealingagainsttheI.D.andO.D.ofthepipeis
−0.006 0.150
not specified, as several acceptable methods are available. One such
9 . . . 9.440 +0.020
method uses an elastomeric no-hub adapter clamped to the O.D. and
−0.005 0.150
pneumatic or mechanical test plug to seal the I.D.
10 10.750 10.500 +0.024
−0.006 0.150
8. Other Requirements 12 12.750 12.500 +0.024
−0.006 0.150
8.1 Dimensions and Tolerances:
A
Special outside diameter of 3.25.
8.1.1 Outside Diameter—The outside diameter and toler-
ance shall meet the requirements of Table 5 when measured in
accordance with Test Method D2122. The tolerance for out-
of-roundness shall apply to the pipe at the time of manufac-
8.4.1 ABS—Use solvent cement meeting the requirements
turer.
of Specification D2235.
8.1.2 Wall Thickness—The wall thickness shall meet the
8.4.2 PVC—Use solvent cement meeting the requirements
requirements of Table 1, Table 2, Table 3,or Table 4 when
of Specification D2564.
measured in accordance with Test Method D2122.
8.4.3 CPVC—Use solvent cement meeting the requirements
8.1.3 Length—The pipe shall be in 10 or 20-ft lengths,
of Specification F493.
unless otherwise specified. The tolerance on length shall be
8.5 IPS Schedule 40 Series—Coextruded composite pipe
+ ⁄2,−0in.
shall be joined with molded fittings meeting the requirements
8.2 Pipe Flattening—Thereshallbenoevidenceofcracking of Specification D2661 or F628, when the outer layer isABS,
or rupture when deflected 25% of the initial inside diameter or Specification D2665 when the outer layer is PVC, or
when tested in accordance with Test Method D2412. Specification F493 when the outer layer is CPVC.
8.2.1 Test three specimens. When all pass, accept the lot.
8.6 IPS-DR-PS Series—Coextrudedcompositepipeshallbe
When one specimen fails, the lot does not meet the require-
joined with fittings meeting the requirements of Specification
ments of this specification.
D2750 when the outer layer is ABS and Specification F512
8.2.2 Failure shall be a crack or break extending entirely
when the outer layer is PVC. For the 3.25-in. outside diameter
through the pipe wall visible to the unaided eye. Refer to 10.1.
use fittings meeting the requirements of Specification D2949
(See 8.2.3.)
when the outer layer is PVC.
8.2.3 The pipe flattening test is conducted at the time of
8.7 Sewer and Drain DR-PS Series—Coextrudedcomposite
manufacture.
pipe shall be joined with fittings meeting the requirements of
8.3 Inspection—Coextruded composite pipe shall be in-
Specification D2751, when the outer layer is ABS. Use
spected before installation and pipe that does not meet the
Specification D2729, D3034,or F789 when the outer layer is
requirements of Section 9 shall be rejected and returned to the
PVC.
seller.
8.8 Solvent Cement, Primers, and Cleaners—The safety
8.4 Solvent Cement—When solvent cement is used to join requirements of Practice F402 shall be followed when using
coextrudedcompositepipe,itshallbeforusewiththematerial solventcement,primers,orcleanersandfollowPracticeD2855
in the outer layer, as marked on the pipe. when making solvent joints when the outer layer is PVC.
F1488−14 (2019)
8.9 Elastomeric Seals—When coextruded composite pipe is 10.3.1 For referee purposes, conduct tests in the standard
joined using elastomeric seals (gaskets), the elastomeric seal laboratory atmosphere of 73.4 6 3.6°F (23 62°C) and 50 6
shall meet the requirements of Specification F477 or F913. 5% relative humidity, unless otherwise specified.
10.3.2 For routine quality control testing, conduct tests at
8.10 GasketFittings—WhenSewerandDrainDR-PSSeries
thetemperatureandhumidityofthemanufacturerstestingarea.
coextrudedcompositepipeisjoinedusinggasketedfittings,the
10.3.3 For testing at 32°F, complete the test as soon as
gasket fittings shall meet the requirements of Specification
possible after removal from the conditioning atmosphere, but
D3034.
in any case within 15 s.
8.11 Gasket Joints—Joints using elastomeric seals shall
10.4 Frequency of Test—The frequency of testing shall be
meet the requirements of Specification D3212 when used to
established by the manufacturers, consistent with good quality
join pipes made in accordance with this specification.
control practices.
8.12 Injected Solvent Cemented Joints— Injected solvent
10.5 Number of Tests—The number of tests for quality
cementedjointsforABSorPVCshallmeettherequirementsof
control shall be under the manufacturer’s established quality
SpecificationF545whenusedtojoinpipesmadeinaccordance
control program.
with this specification.
10.6 Quality Control Test—The quality control program
8.13 Qualification Test—This test is designed to qualify the
shall include testing for compliance with this specification of
thickness of the outer layer—as being thick enough to with-
the following:
stand the effect of the solvent cement on the outer layer and to
10.6.1 Outside diameter,
provide a good leak-free joint.
10.6.2 Wall thickness,
8.13.1 Joint Tightness—Join two pieces of pipe together
10.6.3 Length,
using molded fittings and solvent cement. Use solvent cement
10.6.4 Pipe stiffness,
meetingtherequirementsof7.5.Curethesolventcementjoints
10.6.5 Pipe flattening,
24 h at room temperature before testing. Joints shall not leak
10.6.6 Impact strength, and
when tested at an internal water pressure of 25 psi (170 kPA),
10.6.7 Bond.
for 1 h, using water at 73°F (23°C). Refer to 11.1.
10.7 Test Methods—Only theASTM test methods specified
9. Workmanship
are to be used.
9.1 The inside and outside surfaces of pipe produced under
10.8 Responsibility for Testing and Inspection—The pro-
this specification, shall be free of chalking, sticky, or tacky
ducer shall be responsib
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