<晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;">晴风村n>
<晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;">
晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;"> 晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">不锈钢晴风村n><晴风村n style="box-sizing: border-box; font-weight: 700;">磁力泵晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">正是靠其表面形成的一层极薄而坚固细密的稳定的富铬氧化膜晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">(晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">防护膜晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">)晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">,防止氧原子的继续渗入、继续氧化,而获得抗锈蚀的能力。一旦有某种原因,这种薄膜遭到了不断地破坏,空气或液体中氧原子就会不断渗入或金属中铁原子不断地析离出来,形成疏松的氧化铁,金属表面也就受到不断地锈蚀。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;">造成不锈钢晴风村n><晴风村n style="box-sizing: border-box;"><晴风村n style="box-sizing: border-box; font-weight: 700;">磁力泵晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-size: 16px;">表面防护膜的破坏引发锈蚀的原因是:晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;">1.晴风村n><晴风村n style="box-sizing: border-box; font-weight: 700;">不锈钢泵晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">表面粘附含有酸、碱、盐类物质晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">(晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">如装修墙壁的碱水、石灰水喷溅晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">)晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">,引起局部腐蚀。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;">2.晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">泵表面附有着其他金属元素的粉尘或异类金属颗粒的附着物,在潮湿的空气中,附着物与不锈钢间的冷凝水,将二者连成一个微电池,引发了电化学反应,保护膜受到破坏,称之谓电化学腐蚀。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;">3.晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">在有污染的空气中晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">(晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">如含有大量硫化物、氧化碳、氧化氮的大气晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">)晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">,遇冷凝水,形成硫酸、硝酸、醋酸液点,引起化学腐蚀。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;">4.晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">表面粘附有机物汁液晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">(晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">如水果汁、汤、痰等晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">)晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">,在有水氧情况下,构成有机酸,长时间则有机酸对金属表面的腐蚀。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: Calibri;"> 晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">解决方法:经常对装饰不锈钢表面进行清洁擦洗,去除附着物,消除引发修饰的外界因素。沿海地区的话采用晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri;">316晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">材质不锈钢,这种材质能抵抗海水腐蚀。晴风村n>晴风村n>