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caustic stainless steel welding

Thread starter raminghi
Start date Monday at 1:44 PM

Monday at 1:44 PM

raminghi

Materials

hi to all
Im going to weld tube to tubesheet heat exchanger by pluging the leacked tube.tubes are 321 as the tubesheet is. operating service is 50% caustic in 250 Deg centigrade. subject to SCC and cracking of welded plug on tube with ER347 and pre and postweld heattreatment,Im look forward to your comments.
Best regards