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Passivation for Stainless 318
What type of passivation according to QQ-P-35 should I use for stainless 318?
Anat GilboaEngineer - Israel
October 27, 2008
Hi, Anat. MIL-QQ-P-35 is cancelled, but it calls for only nitric and nitric-chromic solutions. Type 318 stainless is not mentioned specifically, but Type VI or Type VII passivation solution is recommended for austenitic steels including type 316 and type 321.
Regards,
![Ted Mooney, finishing.com](../portraits/ted_mooney_beach.jpg)
Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey
October 29, 2008
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