Quick Q - what readily-available metals won't corrode in electrolysis?

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SUMMARY

In the context of water electrolysis, stainless steel and platinum are the recommended metals for use as anodes and cathodes due to their corrosion resistance. The discussion emphasizes that since no salt will be added, chlorine corrosion is not a concern. Stainless steel is a practical choice, while platinum offers superior durability but may be less accessible. These materials ensure longevity and effectiveness in electrolysis applications.

PREREQUISITES
  • Understanding of water electrolysis principles
  • Knowledge of corrosion-resistant materials
  • Familiarity with anode and cathode roles in electrolysis
  • Basic metallurgy concepts related to metal selection
NEXT STEPS
  • Research the properties of stainless steel grades suitable for electrolysis
  • Explore the cost and availability of platinum for electrolysis applications
  • Learn about alternative corrosion-resistant materials for electrolysis
  • Investigate the effects of different electrolytes on metal corrosion
USEFUL FOR

Electrochemists, hobbyists conducting water electrolysis, and anyone involved in selecting materials for electrochemical applications.

Tripp
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I am using water electrolysis, and I need some bolts to be the anode/cathodes and I don't want them to corrode. Before anyone asks I will not be adding salt so there will be no chlorine. Thanks!
 
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Try stainless and if that doesn't work just use some platinum bolts you might have lying around.
 

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