I have used a zinc chromate primer on galvanized metal prior to painting with good results fro adhesion, most specifically exterior house doors and chaing link fence. Local paint store steered me that way.


My old truck's still running good, my ticker's ticking like they say it should, I got supper in the oven, a good woman's loving, and even my bad days aint that bad...Yeah, I'm a lucky man!
1953 Chevy 3100 Shortbed

1965 C-30 Panel Truck
1963 C-20 Long/Fleet Pick-up California Black Plate