IS 18751 : 2024 Polymer Coated Inner Tanks for Storage Water Heater - Specification

ICS 87.040

CHD 20

1 SCOPE

1.1 This standard prescribes requirements, methods of sampling and tests for polymer coated inner tanks for use in stationary storage type electrical water heaters.

1.2 This standard does not deal with requirement of external coating of steel tank.

2 REFERENCES

The standards listed in Annex A contain provisions, which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards.

IS No. Title
IS 101 Methods of sampling and tests for paints, varnishes and related products:
(Part 5/Sec 2) : 1988 Mechanical tests : Section 2 Flexibility and adhesion (third revision)
(Part 6/Sec 1) : 1988 Durability tests; Section 1 Resistance to humidity under condition of condensation (third revision)
(Part 7) Environmental tests on paint films;
(Sec 1) : 1989 Resistance to water (third revision)
(Sec 3) : 1989/ISO 3248 : 2016 Determination of the effect of heat (fourth revision)
IS 302 (Part 2/Sec 21) : 2018 Safety of household and similar electrical appliances: Part 2 Particular requirements, Section 21 Stationary storage type electric water heaters (second revision)
IS 513 Cold reduced carbon steel sheet and strip:
(Part 1) : 2016 Cold forming and drawing purpose (sixth revision)
(Part 2) : 2016 High tensile and multiphase steel (sixth revision)
IS 1070 : 2023 Reagent grade water - Specifications (fourth revision)
IS 1079 : 2017 Hot rolled carbon steel sheet, plate and strip - Specification (seventh revision)
IS 1303 : 1983 Glossary of terms relating to paints (second revision)
IS 2500 (Part 1) : 2000/ISO 2859-1 : 1999 Sampling procedures for inspection by attributes: Part 1 Sampling schemes indexed by acceptance quality limit (AQL) for lot–by–lot inspection (third revision)
IS 3618 : 1966 Specification for phosphate treatment of iron and steel for protection against corrosion
IS 6560 : 2017/ISO 21952 : 2012 Welding consumables - Wire electrodes, wires, rods and deposits for gas shielded arc welding of creep-resisting steels - Classifications (second revision)
IS 8062 (Part 2) : 2006 Cathodic protection of buried pipeline/structures for transportation of natural gas, oil and liquids - Code of practice (first revision)
IS 9954 : 1981 Pictorial surface preparation standards for painting of steel surfaces
IS 16197 Determination of certain substances in electrotechnical products:
(Part 4) : 2014/IEC 62321-4 : 2013 Mercury in polymers, metals and electronics by CV-AAS, CV-AFS, ICPOES and ICP-MS
(Part 5) : 2014/IEC 62321-5 : 2013 Cadmium, lead and chromium in polymers and electronics and cadmium and lead in metals by AAS, AFS, ICP-OES and ICP-MS
(Part 6) : 2018/IEC 62321-6 : 2015 Polybrominated biphenyls and polybrominated diphenyl ethers in polymers by gas chromatography - Mass Spectrometry (GCMS)
(Part 7/Sec 1) : 2018/IEC 62321-7-1 : 2015 Hexavalent chromium, Section 1 Presence of hexavalent chromium (Cr (VI)) in colourless and coloured corrosionprotected coatings on metals by the colorimetric method