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After welding Hastelloy, the weld seam can only be ground with a grinding wheel – why cannot it be pickled? ?

2009-01-21View Original

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After welding Hastelloy, the weld seam can only be ground with a grinding wheel – why cannot it be pickled? ?
Reply #22009-11-09
Is the poster the manufacturer that processes and produces Hastelloy? Under inquiry. . . Please contact me; I want to create a C-2000 device. Acid washing is not an option, probably because there is concern that elements such as Cl- in the acid wash solution could damage its corrosion resistance. I’m not sure about this, so I hope someone with more knowledge can clarify it for me. Thank you
Reply #32009-11-09
Since Hastelloy B-2 is sensitive to oxidizing media, a large amount of nitrogen-containing gases are generated during the pickling process, making it unsuitable for use. The above Baidu results~
Reply #42015-03-27
I don’t know either, I learned it*:):):):):):):):)
Reply #52015-03-27
Special grinding wheels must also be used, and the working environment needs to be clean. . . . Otherwise, there would be nothing to play;P

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