Titanium . Substrate
meet ASTM standard B348 grade 1 or grade 2
Parameter
Diameter (mm) Length (mm) Output Current(A/M) "Expected Life(a)
"
3.2 1000 1 20
6.4 1000 2 20
12.7 1000 4 20
19 1000 6 20
25 1000 7.8 20
In fresh water, soil, coke backfill.[...]