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INDIAN BOILER REGULATION

Regulation. 3

GENERAL REQUIREMENTS, APPLICATION OF STANDARD CONDITIONSAND EXCEPTIONS THERETO:

3(1) A boiler shall not be registered under sub-section (4) of Section 7 of the

Act and a certificate shall not be issued under sub-section (5) of that section

with reference to a boiler, unless the standard conditions in respect of material,

design and construction, which are specified in the subsequent Chapters of

these Regulations, are satisfied in respect of such a boiler.

(2) Notwithstanding anything contained in sub-regulation (1), the Chief

Inspector may, subject to the provisions of regulation 7 and 8, register a boiler

and order the issue of a certificate authorising the use thereof, under any of the

following circumstances, namely -

(i) when the material used in the construction of a boiler, steam-pipe, economiseror superheater is not in conformity with the Indian Boiler Regulations but isknown to be commonly used in other countries as being suitable for use in the

construction of boilers and steam-pipes, provided that such material is notspecifically prohibited by the Regulation and that the methods of manufacture,

fabrication and heat treatment conform to the specified Codes or Standards;

(ii) when the constructional features of a boiler, steam-pipe, economiser orsuperheater are not in conformity with the Regulations but are not considered bythe Chief Inspector to be inferior in strength to those prescribed in the

Regulations and form part of the usual manufacturing practice of boilers and

steam-pipes in other countries;

(iii) when a boiler, steam-pipe, economiser or superheater has obviously been builtin conformity with the regulations but no certificate as required under theregulations is forthcoming.

(3) No structural part of a boiler, which is subject to pressure, shall be made of

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Bessemer process steel or of Cast or Malleable Cast Iron.

(4) Where no specific provision is made in these regulations for design or

manufacture of any pressure part, the Inspecting Authority may permit the

design, manufacture, stage inspections and certification of such pressure parts

including the valves, mountings and fittings conforming to the Codes or

Standards like BS, ASME Boiler and pressure vessels code, TEMA, TRD,

GOST and JIS which are known to be commonly used in industrially advanced

countries. The decision of Inspecting Authorities shall be binding on all

Registering authorities.

(4A) The tubes of boilers and heat exchangers made of Titanium and other

exotic metals may be approved as per international codes, including ASME,

BS, DIN, TEMA with the minimum thickness specified in those codes of

manufacture.