Technical

 

Special Note re BS.2633

The table is for guidance only lt lllustrates thecontents of the preheat section of BS2633 (Table5) whuch should be consult in its entirety.

A number of othrr important standards give guidance on preheat, theses include:

ASME Code Section lll : nucleare power plant components Section Vlll : ASME Boiler and pressure vessel code BS1113 Watee tube Steam generating Plant BS4570 Fusion welding of steel castings Part1 - Production, rectifcation and repair Part2 - Fabrication Welding

BS5135 Metal arc welding of carbon and carbon-manganese steels BS5500 Unifired fusion welded pressure vessels

Special Note re ANSI/B31-1 & ANSI/B31-3

The table below is for guidance only. Referance should be made to the appopriate specification  

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