1)Zinc Anode for ship 2)Hign temperature zinc anode 3)Ribbon zinc anode 4)Bracelet zinc anode Certification: DNV, BV, ABS, CCS, Velosi, Moody, ... 92 Metallurgical and inspection requirements for offshore pipeline bracelet anodesUS Mil-A-18001K Military Specification Anode, Sacrificial Zinc Alloy,ASTM B 418 ... 0.001%Max.0.006%Max.0.05%-0.15% Zinc Anode for ship,Sacrificial or Galvanic Anodes