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Reg. 342a

Cylindrical Headers

Where cylindrical headers are provided their working pressure shall be determined by Equation 72.



Reg. 342b


End Attachments

The attachment of ends and the method of calculating the working pressure shall be in accordance with clause (f) of Regulation 340.

Subject to the following modifications:-

K = 0.19 for ends integral with or flanged and butt welded to the header.
= 0.28 for ends directly strength welded to the header in an approved manner.

and

d = internal diameter of the header.
 
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Message from Chairman of Central Boilers Board About Central Boiler Board History of Indian Boiler Regulations Foreword Contents Chapter Wise Contents Regulation Wise List of Amendments
Indian Boilers Act 1923 Ibr Forms Home Search Help Contact Us