Jul 22, 2011 #1 petersi Automotive Feb 3, 2011 88 0 0 HK Hi, I have been searching around but still can't figure what kind of treatment on this steel/alloy steel/stainless steel. I would like to know what kind of treatment making the color brown-reddish. It is not powder coating. Any idea? thanks
Hi, I have been searching around but still can't figure what kind of treatment on this steel/alloy steel/stainless steel. I would like to know what kind of treatment making the color brown-reddish. It is not powder coating. Any idea? thanks
Sep 16, 2011 #2 TomDOT Materials Sep 15, 2011 664 0 0 US The photo is small, but that looks kind of like copper plating. Upvote 0 Downvote
Sep 23, 2011 #3 tnatale Materials Nov 10, 2004 22 0 0 US It looks more like a conversion coating. Are you sure it is a steel substrate? I've seen those types of colors on Al. Upvote 0 Downvote
It looks more like a conversion coating. Are you sure it is a steel substrate? I've seen those types of colors on Al.