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  1. Kunal A

    Overlay on Nozzles(Flanges and SRN)

    Dear Seniors, We have purchased Flanges and forgings from X vendor(non stamp holder)who does overlay on the same. As there are statements that non ustamp holder cannot do any type of welding on pressure parts. But as per Asme Sec VIII Div 1 UG 11. states otherwise. Asme Sec VIII Div 2. 3.2.8...
  2. Kunal A

    Inconel 625 Grade 1 cladding with sa516 gr 70

    Thanks EdStainless, As in my initial post such material is available at manufacturer but at high delivery period. I request to all seniors if they have any source for me which i can get material from please share. Material:- Inconel 625 Solution Annealed. 2'', 3'' and 4'' Flanges, Pipes &...
  3. Kunal A

    Inconel 625 Grade 1 cladding with sa516 gr 70

    Dear R6155, The selection has been done as best economical option/as per code /considering 30 years of service. Kunal Ajgaonkar.
  4. Kunal A

    Inconel 625 Grade 1 cladding with sa516 gr 70

    Dear Pradip, Thanks for your guidance. Clad fittings are already arranged which will be overlayed by GTAW pulse hot wire process. Which are not of my difficulties. In my vessels there are 70% nozzles of size 4'' and below, As per KOC spec 4'' and below need to be solid Inconel 625 not...
  5. Kunal A

    Inconel 625 Grade 1 cladding with sa516 gr 70

    Hello Seniors, I am new to this website. I am handling this project as Project Engineer, Working in a U stamp OEM. Have come across a situation. Pressure Vessel:- SA 516 Gr 70 14mm & Inconel 625 3mm Cladding by Explosion bonding process. My Design team has considered Grade 2(Solution anealed...
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