SULPHURIC ANODISE
MIL-A-8625, TYPE II, CLASS 1
MIL-A-8625 TYPE II, CLASS 2
AMS 2471 & 2472
MIL-A-8625, TYPE III, CLASS 1
MIL-A-8625, TYPE III, CLASS 2
AMS 2469
CHROMATE CONVERSION
MIL-DTL-5541, TYPE II, CLASS 1A
MIL-DTL-5541, TYPE II, CLASS 3
YELLOW OR CLEAR
