Return to the specifications page.
| Phosphate Coating Heavy |
Mil Spec | Thickness | Comments |
| MIL-DTL-16232G | |||
Coating for medium and low alloy steels. The phosphate coating will be uniform in texture, evenly deposited and can be grey to black in color. Provides moderate corrosion resistance and prevents wear. Reference Material DOD-P-16232 |
Type Z
Type M Class 1 Class 2 Class 3 Class 4 |
.0002-.0006” | Zinc phosphate base coating (1000 mill-gms/ft2) Supplementary preservative treatment or coating, as specified. Supplementary treatment with preservative conforming to MIL-PRF-16173, Grade 3 or MIL-PRF-3150. No supplementary treatment
Manganese Phosphate Base Supplementary preservative treatment or coating, as specified. Supplementary treatment with lubricating oil conforming to MIL-PRF-16173, Grade 3 or MIL-PRF-3150. No supplementary treatment. Chemically converted (may be dyed to color as specified) with no supplementary coating or coating as specified. |
Return to the specifications page.
