1     2     3

                                                                      #1: Zinc plate

                                                                      #2: Stainless

                                                                      #3: "RIE 4010"

880 hours of salt spray testing

1             2          3

                                               #1: "RIE 4010"   #2: Stainless    #3: Zinc plate,

                           (Pitting shown in the aluminum after 1,100 hours of salt spray)