This standard does not contain duplex stainless steels. There is a lot of interest particularly in architectural areas to include duplex stainless steels to take advantage of their combination of corrosion resistance and strength. As these grades are included in numerous ASTM specifications neither a user request nor a summary of test data is required.
Keywordsaustenitic stainless steel; exhaust tubing; ferritic stainless steel tubing; mechanical tubing; ornamental tubing; stainless steel tube; steel tube; structural tubing; welded steel tube;
Ballot Item Approved as A554-2015 and Pending Publication