I had this same issue. After consulting my AI we concluded that since the welds had a shop hydro they are covered and the spool piece must be stamped. The attachment of the flanged connection can be made without further documentation. I would suggest talking this over with your AI first and...
PG-109.4
Anyone can assemble it without a stamp, as long as the welded portions of the spool pieces have had a shop hydro your golden. You should only need a P-4A and shop hydro.
Hello all,
I have a question which may fall into an AI or Jurisdictional opinion, just checking if any of you have ever run into this.
For a multiple boiler installation with an economizer the diagram for drum style boilers shows the code stopping after the second valve from the boiler. This...
Does anyone know the SA equivalent of 3cr12. I understand it is a low grade ss. I need to make a weld procedure for it and in order to do so I would like to get the P number.
AJ
QA/QC Manager
I have a catagory B, single butt, circumfrential weld. The shell in question is over 24". According to Table UW-12 I cannot use a single welded butt joint, or am I mistaken? If I can use it would it require a full RT? The material is SA-53-B.
AJ
QA/QC Manager