Your help is required for a WPS in which The PQR is qualified for P- No. 1 Group 1 to P- No. 1. Group 1 on the materials A106 Grade B. Now contractor want to utilize it for API 5L x60 to API 5L x60. This WPS applicable to Non- sour and Non- Impact applications. can this WPS applicable to weld...
As per the API-660(2007) Para 10.3.9 states that " Flanged joints that have been taken apart after a hydrostatic test shall be reassembled with unused
gaskets and re-hydrotested". The question is, do we need to have second hydro test at site even the first hydro test at shop have been completed?
I have one very simple query relating to the Ring gasket, during T&I of Refinery , operation need to utilize the old ring gasket as there is no physical deformation and damage evidences, but inspection they need to replace it with new one as well as to find the hardness value . Can it utilize...
dear Mr. Latexman
Its true that the owner have to decide the category either M , or D. Being a client Inspector we only recommend to the Client that based on the provided documents the sulfuric acid concentrated by 98.5%.
I am really thankful to all of you for valuable feedback. currently I have issue with sulfuric Acid having 97% by concentration and stainless STEEL A316 Piping, requested to have 100% radiograph.
I need your support to clarify that can the definition of “Toxic” cover the sulfuric Acid (H2SO4 ) or not? Normally H2S is considered to be toxic but as Inspector we don’t know about sulfuric Acid. As per the definition of ASME B31.3 Para300.2 Definitions of Category M: (1) the fluid is so...
I need your expertise experience to clarify or prefer the below situation.
One new line to be directly connected to an existing line with tee, the existing line will
be cut and install new tee and then the new line will be connected or tie-in to the existing line, now the next activity is...
A contractor y is developing his WPS by the supporting of another X- contractor PQR. All parameters are established by the contractor Y in his WPS in accordance with other X-Contractor PQR and these parameters are almost similar to the X-contractor PQR requirements. Is it allowed to...
