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The exchanger is made by 80 mm C.S (pressure resistant body)+ 5 mm S.S. liner plate (against corrosion). The nozzle will be istalled and welded directly to the internal loose liner plate. We choose this solution to avoid the repetition of the PWHT.

I have to install a 3/4" nozzle in a H.Pressure exchanger designed in acc. with ASME VIII di. 2. I'm not performin any welds on the pressure resistand body. Is the Hyd.Test requested? if yes for which article? Thanks

Does anyone has reference or information regarding the weldability between HVD1 and austenitic S.S (25.22.2 Cr.Ni.Mo)? Thanks in advance

Unfortunately I already tried twice without got any reply.

I have to strength weld the Ti SB 265 gr.1 with the Zr SB 523 R 60702. Do you have any reference/data on the matter? Supposing to use orbital GTAW process, which consumables and welding parameters? Thanks

Thanks a lot.

Gentlemen, Does anyone have reference, data, suggestion about the weldability between TI (SB 265 Gr. 1) and Zr (SB 523 R 60702)? Thanks in advance