純鋅在我國熱帶海洋大氣環境耐蝕壽命預測模型
發布人:上海艾荔艾合金股份有限公司www.shailiai.cn
更新時間:2016-05-06
采用周浸加速腐蝕試驗模擬純鋅在熱帶海洋大氣環境的腐蝕行為,通過對比腐蝕形貌、腐蝕產物、腐蝕動力學等定性和定量地評價周浸試驗與戶外大氣暴露腐蝕試驗的相關性。
純鋅在我國熱帶海洋大氣環境耐蝕壽命預測模型Corrosion prediction model of pure zinc in tropical marine atmospheric environment in China采用周浸加速腐蝕試驗模擬純鋅在熱帶海洋大氣環境的腐蝕行為,通過對比腐蝕形貌、腐蝕產物、腐蝕動力學等定性和定量地評價周浸試驗與戶外大氣暴露腐蝕試驗的相關性。結果表明:周浸腐蝕試驗后,純鋅的腐蝕形貌、腐蝕產物組成及腐蝕動力學均與實際海洋大氣環境暴露結果具有較好的相關性;通過灰色關聯分析法分析發現采用2%NaCl溶液模擬萬寧大氣、5%NaCl溶液模擬西沙大氣兼具模擬性和加速性;采用周浸加速腐蝕試驗方法建立純鋅在萬寧、西沙兩種海洋大氣環境下服役的耐蝕壽命預測模型,分別為Twn=95.23t?1.01、Txs= 841.60t?0.16。
The corrosion behavior of pure zinc in tropic marine environment was simulated by cyclic immersion test, the correlation between cyclic immersion test and outdoor atmospheric test was evaluated qualitatively and quantitatively by comparing the corrosion morphologies, corrosion products and corrosion kinetics. The results show that the corrosion morphologies, compositions of corrosion products and corrosion kinetics after cyclic immersion test are in good correlation after the real atmospheric test. By Grey correlation method, using 2%NaCl solution to simulate Wanning atmosphere and using 5%NaCl solution to simulate Xisha atmosphere meet both simulation and acceleration. The corrosion life-span prediction method of pure zinc in two kinds of marine atmospheric environment is built by cyclic immersion experiments:Twn=95.23t1.01, Txs=841.60t0.16.
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AILIAI has been a reliable partner and supplier of sophisticated and high-quality semi-finished products maed of alloys. In dialogue with our customers, we optimise our products to meet the specific application requirements. AILIAI develops the best alloy material solutions for current and future challenges.
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For more information on the alloys and services that we supply,?call us?at 086-021-67660801 or email us at kefu@ailiaigroup.com. You can also get in touch on social media, we are constantly active on?Weibo,?Weixin,?LinkedIn,?XING, Facebook?and?Twitter.