ASTM_D_3840_-_19.pdf

Designation:D384019Standard Specification for“Fiberglass”(Glass-Fiber-Reinforced Thermosetting-Resin)Pipe Fittings for Nonpressure Applications1This standard is issued under the fixed designation D3840;the number immediately following the designation indicates the year oforiginal adoption 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.Scope*1.1 This specification covers fiberglass pipe fittings in-tended for use in gravity flow systems for conveying sanitarysewage,storm water,and those industrial wastes for which thefittings are determined to be suitable.Elbows,tees,laterals,crosses,reducers,and adapters are included.Both glass-fiber-reinforced thermosetting-resin pipe(RTRP)and glass-fiber-reinforced polymer mortar pipe(RPMP)are fiberglass pipes.NOTE1For the purposes of this standard,polymer does not includenatural polymers.1.2 This specification is intended to cover only dimensions,material properties,and workmanship rather than the structuraldesign of the fittings.The structural design of the fittings shallbe as agreed upon between purchaser and supplier,and needsto take into consideration the anticipated conditions of instal-lation and service.1.3 This specification covers only fittings fabricated fromcut sections of pipe,or from a combination of pipe sections andcontact molded(hand layup),or machine fabricated compo-nents.1.4 The values stated in inch-pound units are to be regardedas the standard.The values given in parentheses are providedfor information purposes only.1.5 The following safety hazards caveat pertains only to thetest method portion,Section 11,of this specification.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,health,andenvironmental practices and determine the applicability ofregulatory limitations prior to use.NOTE2There is no known ISO equivalent to this standard.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D638 Test Method for Tensile Properties of PlasticsD883 Terminology Relating to PlasticsD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD1763 Specification for Epoxy ResinsD2290 Test Method for Apparent Hoop Tensile Strength ofPlastic or Reinforced Plastic PipeD3262 Specificationfor“Fiberglass”(Glass-Fiber-Reinforced Thermosetting-Resin)Sewer PipeD3567 Practice for Determining Dimensions of“Fiberglass”(Glass-Fiber-Reinforced Thermosetting Resin)Pipe andFittingsD3892 Practice for Packaging/Packing of PlasticsF412 Terminology Relating to Plastic Piping SystemsF477 Specification for Elastomeric Seals(Gaskets)for Join-ing Plastic Pipe3.Terminology3.1 Definitions:3.1.1 GeneralDefinitions are in accordance with Termi-nologies D883 and F412.Abbreviations are in accordance withTerminology D1600,unless otherwise indicated.3.2 Definitions of Terms Specific to This Standard:3.2.1 fiberglass pipea tubular product containing glassfiber reinforcements embedded in or surrounded by curedthermosetting resin.It is acceptable for the composite structureto contain aggregate,granular or platelet fillers,thixotropicagents,pigments or dyes.It is acceptable to include thermo-plastic or thermosetting liners or coatings.3.2.2 reinforced polymer mortar pipea fiberglass pipewith aggregate.1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.23 on ReinforcedPlastic Piping Systems and Chemical Equipment.Current edition approved Aug.1,2019.Published August 2019.Originallyapproved in 1979.Last previous edition approved in 2014 as D3840 14.DOI:10.1520/D3840-19.2For 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.*A Summary 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 StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 3.2.3 reinforced thermosetting resin pipea fiberglass pipewithout aggregate.3.2.4 qualificationOne or more tests used to prove thedesign of a product.Not a