I am having a problem with parts passivated in citric asic. They are 303ss and passivated for 30 min. My end user is sending them out for a salt spray test and they are failing. I welcome any thoughts or ideas on this problem. Ask an ExpertPublished: 4/1/2007
I use a Nitric/HF bath to etch titanium. Afterwards I desmut in 45% by volume nitric acid solution. Recently I have been noticing smut on parts. The bath is eight years old. Any suggestions? Ask an ExpertPublished: 2/1/2007
We have noticed a light staining on our aluminum machined parts after we wash in warm water. What, if anything, should I look for in the analysis that could cause stains? Ask an ExpertPublished: 2/1/2006