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IS 4985 : 2021

Unplasticized PVC Pipes for Potable Water Supplies - Specification (Fourth Revision)

Current edition: 2021

Sectional committee: CED 50 · BIS department: Civil Engineering (CED)

What this standard covers

This standard covers requirements for plain as well as socket-ended pipes, including those for use with elastomeric sealing rings, for potable water supplies. 1.1.1 The standard also cover pipes for agricultural use. 1.2 This standard does not cover unplasticized PVC pipes for use in suction and delivery lines of agricultural pumps, which have been covered in IS 12231. 1.3 The pipes covered in...

Scope, quoted from IS 4985 : 2021. Read the full standard

Requirements and tests, as the standard names them

  • 3.20 Tests
  • 10.4 Reversion Test
  • 10.7 Sulphated Ash Content Test
  • 11.1 Hydrostatic Characteristics

Sub-clause names as printed under the heading “MECHANICAL PROPERTIES”, and those whose printed names themselves say “Test” in IS 4985 : 2021. Values and limits are deliberately not reproduced here — read them in the standard itself.

How the standard is organised

  • 4 NOTATION
  • 5 CLASSIFICATION OF PIPES
  • 6 COMPOSITION
  • 7 DIMENSIONS
  • 28 SOCKETED PIPE FOR ELASTOMERIC SEALING RING JOINT
  • 8 SEALING RINGS
  • 9 PIPE ENDS
  • 10 PHYSICAL
  • 11 MECHANICAL PROPERTIES
  • 12 SAMPLING

Test methods it refers to

  • IS 12235
  • IS 5382

Edition history (per the BIS registry)

  • IS 4985 : 2021 — current edition (last reviewed by BIS 2026-02-11)
  • IS 4985 : 2000 — withdrawn by BIS

Where this standard is used on NirmanDost

BMC Mumbai Gardens USOR 2023

Item codeDescription (verbatim)
R3-GW-4-9-AUPVC. PIPE:ISI MARKED - IS 4985 32 MM. 10 KGF.
R3-GW-4-9-BUPVC. PIPE:ISI MARKED - IS 4985 40 MM. 10 KGF.
R3-GW-4-9-CUPVC. PIPE:ISI MARKED - IS 4985 50 MM. 6 KGF.
R3-GW-4-9-DUPVC. PIPE:ISI MARKED - IS 4985 50 MM. 8 KGF.
R3-GW-4-9-EUPVC. PIPE:ISI MARKED - IS 4985 50 MM. 10 KGF.
R3-GW-4-9-FUPVC. PIPE:ISI MARKED - IS 4985 63 MM. 6 KGF.

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Find IS 4985 on the official BIS portal All IS codes used on NirmanDost

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Notes

  • Status and titles come from the official BIS published/withdrawn standards registry (standards.bis.gov.in exports, July 2026 snapshot). Editions change — verify on the BIS portal before contractual use.
  • The standard text is copyright BIS. NirmanDost shows registry metadata and links to the official source only — it never rehosts the document.
  • Generated 2026-07-27.