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Hi TGS4, Nozzle size limitation is not provided in UG-44(b).

Hi All, Thanks for your Reply. I have one more clarification. In my client specification clearly state that "Nozzles size greater than 3”, onto which piping is to be attached, shall be designed to accommodate external piping loads". As per the above statement, WRC calculation & Code case 2901...

Hi all, As per UG-44 (b), Applying the external force and moments on Flange is mandatory requirement or not? Could you please confirm on it. Thanks Vinoth

Hi All, I have some clarification on material selection for Heat Exchanger. In my client specification clearly mentioned that Tube side material is SS316L and Shell side material is CS. As per specification, my understanding is Material for Tubes & Channel side is SS316L. In this case can we...

Hi All, I am beginner for vessel design. Now i am doing one horizontal vessel design. The vessel have access platform and some pipe lines are routed on platform. I want to know how to apply the platform and pipe weight in PV-Elite software.

Thank you.

Hi All, I need some clarification on saddle design. I am doing (U-stamp) horizontal vessel(T/T - 7000mm). Initially (before freezing the nozzle elevation) i located the saddle at equal spaced (1450mm from TAN line) from both ends. now one 6" nozzle (outlet nozzle) clash with right side saddle...

Hi All, I have to design the U-stamp vessel. The design condition of the vessel is 205 barg & 100 degree Celsius. For this condition, can i do the vessel design as per Div-I?? It's possible??

Hi All, When i am doing WRC analysis for my nozzle, i found warning - the ratio of Pad Radius/Rm 0.585, is not between 0.01 and 0.571. Can I do the FEA analysis for this error??. Anyone please explain the error.

Dear Geoff13, You told that my seem to be correct that UG-99(c) is the maximum Code test pressure. but, my client commented that to follow UG-99(b). Its ok or not??

Hi All, My client specification says, that the hydro test pressure shall be maximum of ASME SEC VIII DIV-1. but below my report shows some values for different cases(UG-99, UG-99(36), UG-99(C)). In this case, Can i take UG-99(C) as hydro test pressure?? kindly advise to me. Pressure per UG99b...

Hi all, I have clarification on what type of flange can be used as channel flange and shell flange in exchangers? customized flange or ASME B16.47 or both?? For example, In my client specification of heat exchangers clearly mentioned that, the flanges above 24 inch shall be as per...

Hi all, I have some clarification on elevation of Name plate on vertical vessel. The skirt height of the vertical vessel is 1200mm and i have fixed the elevation of name plate is 600mm from bottom of Tan Line. So, the total elevation of name plate is 1800mm from bottom of base ring. My vessel...

Dear All, I have some clarification on MAWP. I have reviewed one pressure vessel calculation. In which, the type of hydro test is UG-99(b)Note(36) and the vendor limit the MAWP with help of provision provided in the PV-Elite (Vendor has used 7barg in user defined MAWP Option). But my client...