Can anyone confirm or deny that OSHA directly ref's that Process Industry Practice (PIP)STF 05501 must be used for the construction of Fixed Ladders and Cages.
Larry617
"I 'Quack' therefore I AM"
As an additional follow up.
If any one is trying to register vessel design in Canada, using SA-350-LF2. You must state the class of this materail on your BOM's and drawings. Your design may be rejected due to failing to fully discribe the materail being used.
"I 'Quack' therefore I AM"
I do know that some regions require the name plate to be mounted onto the physical pressure envelope rather than say a skirt or saddle.
This requirement is due to the fact that a vessel can be modified during its lifetime (i.e. remove saddles or skirts)and still operate within its design...
The calculation of multiple openings in either a standard or customer fabricated Blind can be appracohed in the same way as normal openings in a vessel.
ASME B16.5 does actually allow you to tap holes upto a stated size into a blind without considering reinforcement.
However, this assumes only...
