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地熱水中電偶腐蝕的現場研究(等面積比部分)

  • 摘要: ±48中0.5℃地熱水中,跟蹤了672小時的45#與2Cr13;45#與45#鍍Cr;45#與黃Cu;45#與A3;45#與鑄鐵,45#與A3鍍Zn及45#與AL七對等面積電偶對的電偶電位(Eg),電偶電流(Ig),陰極、陽極開路電位(Ec、Ea),隨時間(t)的變化。結果表明現有泵軸用材多處異金屬接觸使用(45#與2Cr13,鑄鐵,45#鍍Cr,A3)是可行的。分析了各電偶對的電偶腐蝕傾向。對陰極效率、差異效應進行了初步討論。

     

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