MIL-DTL-18001 Anodes, Sacrificial Zinc AlloyThis 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 most recent Code of Federal Regulations Title 29, Part 1910 and 1915 and any other safety and health regulations \(local or otherwise\) which may apply.

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MIL-DTL-18001L

1.2.2 Class 2 � plain, no cores.

Type ZRN � Zinc, rod, no core, extruded, drawn or rolled.

Type ZPN � Zinc, plate, no core, rolled.

1.3 Key to symbols. The letter designations for the types of anodes are shown in table I.

TABLE I. Letter designations of anode types.

First letter (designates

Second letter (designates shape or

Third letter (designates core)

anode metal)

general use)

Z - (zinc)

H - (hull slab)

B - (brass straps)

S - (submarine slab)

S - (steel strap)

T - (teardrop shape)

C - (core strap)

E - (fairwater slab)

P - (pipe core)

R - (rod, cylindrical)

M - (machine-formed interlocking core)

P - (plate)

N - (no core)

B - (bar, square)

D - (disc, segmented)

M - (mooring chain)

2. APPLICABLE DOCUMENTS

2.1 General. The documents listed in this section are specified in sections 3, 4, or 5 of this specification. This

section does not include documents cited in other sections of this specification or recommended for additional

information or as examples. While every effort has been made to ensure the completeness of this list, document

users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4, or 5 of this

specification, whether or not they are listed.

2.2 Government documents.

2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a

part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are

those cited in the solicitation or contract.

FEDERAL SPECIFICATIONS

QQ-B-639

Brass, Naval: Flat Products (Plate, Bar, Sheet, and Strip)

FEDERAL STANDARDS

FED-STD-H28

Screw-Thread Standards for Federal Services

FED-STD-H28/7

Screw-Thread Standards for Federal Services Section 7 Pipe Threads,

General Purpose

(Copies of these documents are available online at https://quicksearch.dla.mil/ or https://assist.dla.mil.)

2.2.2 Other Government documents, drawings, and publications. The following other Government documents,

drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified,

the issues of these documents are those cited in the solicitation or contract.