INCH-POUND
MIL-DTL-18001L
3 December 2013
SUPERSEDING
MIL-A-18001K
w/INT. AMENDMENT 3
24 October 2007
MIL-A-18001K
16 December 1991
DETAIL SPECIFICATION
ANODES, SACRIFICIAL ZINC ALLOY
This specification is approved for use by all Departments and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers the requirements for zinc anodes (galvanic protectors) in the form of
plates, slabs, discs, and rods for corrosion protection (cathodic protection) of metals and alloys. It also includes
features of anode design and fabrication, such as cast-in cores for mounting purposes. The material described by
this specification contains elements for which the Occupational Safety and Health Administration (OSHA) has set
standards for exposure limits. Handling, storage, and application of this material should be in accordance with the
29 CFR 1910 and 1915 and any other safety and health regulations (local or otherwise) which may apply.
1.2 Classification. The anodes are of the following classes, types, and styles, as specified (see 6.2).
1.2.1 Class 1 cast-in cores.
Type ZHS Zinc, hull slab (steel straps) (23- and 42-pound sizes).
Type ZHB Zinc, hull slab (brass straps) (23-pound size).
Type ZHC Zinc, hull slab (core straps) (23- and 42-pound sizes).
Type ZSS Zinc, submarine slab (steel strap) (12- and 24-pound sizes).
Type ZTS Zinc, teardrop shape (steel strap) (5-pound size).
Type ZEP Zinc, fairwater slab (pipe core or pipe bushing core).
Style A Square slab (9-pound size).
Style B Circular slab (various sizes).
Style C Semi-circular slab (23-pound size).
Type ZBP Zinc, bar (pipe core) (8-pound size).
Type ZBS Zinc, bar (steel straps) (8.5-pound size).
Type ZDM Zinc, segmented disc (machine-formed interlocking core).
Type ZMP Zinc, mooring chain (pipe core or pipe bushing core) (various sizes).
Comments, suggestions, or questions on this document should be addressed to: Commander, Naval Sea Systems
Command, ATTN: SEA 05S, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160 or
emailed to CommandStandards@navy.mil, with the subject line "Document Comment". Since contact information
can change, you may want to verify the currency of this address information using the ASSIST Online database at
https://assist.dla.mil.
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