MIL-HDBK-1004/10
Table 19
Zinc Anodes - Special Sizes for
Underground or Fresh Water
WEIGHT
SIZE (in.)
LENGTH (in.)
(lb/in.)
2.3
3
x
3
6
to
60
4.2
4
x
4
6
to
60
6.5
5
x
5
6
to
48
12.8
7
x
7
6
to
36
21.0
9
x
9
12
to
24
26.0
10
x
10
9
to
24
NOTE: Core is 1/4-inch diameter electro-galvanized mild
steel rod. Also available in 3/8-inch, 1/2-inch, or
5/8-inch diameters.
Table 20
Zinc Anodes - Standard Sizes
for Use in Seawater
WEIGHT (lb)
SIZE (in.)
5
1.25 x 3 x 9
12
1.25 x 3 x 12
24
1.25 x 6 x 12
50
2 x 2 x 48
150
4 x 4 x 36
250
9 x 9 x 12
250
4 x 4 x 60
NOTE: The 24-pound and smaller anodes have galvanized steel
mounting straps. The 50-pound size has a 3/8-inch
diameter galvanized steel rod for core. Larger sizes
have 3/4-inch or 1-inch diameter galvanized steel pipe
cores.
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