Zinc phosphating

PLATING SPECIFICATIONS – GENERAL INFORMATION
Page 17 Reference Only April 2018
PHOSPHATE, HEAVY
DOD-P-16232
Coating for ferrous metals. TYPE Z can be used up to 200F to prevent galling in extrusion and
deep drawing. CLASS 2 is good for corrosion resistance.
TYPE Z: .0002″ to .0006″ zinc phosphate base coating 1000 mg/sf.
Class 1: supplementary preservative oil treatment, as specified.
Class 2: treated with non-drying type preservative conforming to MIL-C-16173 grade 1.
Class 3: no supplementary treatment.
Class 4: chemically converted, no supplementary treatment.
EXAMPLE SPECIFICIATION:
HEAVY PHOSPHATE. REFERENCE DOD-P-16232 CLASS 2

Type : zinc
Certifications : ISO 9001
Applications : military