Boat sacrificial anode : zinc
Niro - Petersen
components GL - Zn2 of Germanischer Lloyd
Mark of the zinc for anodes 2.2302:
ZINK VG 81 255-2.2302. Material number: 2.2302.
The material in this norm goes on with the in "NIL-A-18001,
Anodes, Corrosion, Preventive, Zinc; SLAB DISC and ROD SHAPED"
noted material.
