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Reg. 405, Reg. 406, Reg. 407

Spacing of rows of rivets

Spacing of rows of rivets and distance between rivet hole and edge of plate shall comply with Regulation 184.




Reg. 406

End and Circumferential Seams

End and Circumferential Seams shall comply with Regulation 104.



Reg. 407

Manholes and other openings in Shells

a)

 Uncompensated opening shall comply with Regulation 187.
b) Compensated opening shall comply with Regulations 170, 171 and 186.
 
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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