Post forming heat treatment for SA537 cl2

[jaguar69]

Hi everybody,

I have pressure vessel with formed head in SA537 cl 2, thickness 60mm (2 23/64 in) which will be hot formed (and manufactured in several parts => welded).
What kind of post forming heat treament shall be done as per ASME VIII Div 1 ?

Thank by advance

 

[metengr]

Read UG-79 and UCS-56.