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Last Updated: May 20, 2025
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ASTM B843-18(2025)
Standard Specification for Magnesium Alloy Anodes for Cathodic Protection
Standard Specification for Magnesium Alloy Anodes for Cathodic Protection
B0843-18R25
ASTM|B0843-18R25|en-US
Standard Specification for Magnesium Alloy Anodes for Cathodic Protection
Standard
B843 Standard Specification for Magnesium Alloy Anodes for Cathodic Protection>
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BOS Vol. 02.02 Committee B07
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ASTM International
Significance and Use
3.1 This specification is prescriptive and not performance in nature.
Abstract
This specification covers the standard requirements for magnesium alloy anodes in the form of cast and extruded shapes for use in cathodic protection. Materials shall adhere to specified chemical composition requirements, the samples for analysis of which shall be taken either from the molten metal when the cast anode or extrusion ingot is poured, or from the finished anode. Anodes shall have a clean surface and be commercially free of dirt, slag, or other foreign material.
Scope
1.1 This specification covers magnesium alloy anodes in the form of cast and extruded shapes.
1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.