Re: Trunnion on an Elbow

the use of trunnion welded to the elbow is a common practice in refinery, power plant and petrochem. Charts has been develop by engineering/contruction firms such as Flour Daniel and Bechtel to aid in its sizing/selection. This SIF business is getting out of hands.

• In PipingDesign@y..., "KAUSTUBH JOSHI" <kvj@e...> wrote:
  > Dear Shreedhar,
  >
  > When a trunnion is welded onto the bend, the bend looses the
  flexibility. So in actual case, the flexibility factor associated with the bend will reduce.
  >
  > You should try to put supports away from bend to use the
  flexibility of the bend.
  >
  > Regards,
  > Kaustubh