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vily 
等级:Senior
文章:647
积分:4865
门派:zhangjiagang
注册:2007-3-12 10:55:13 |
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GB/T14976-1994(流体输送用不锈钢无缝钢管) GB/T14976-1994(流体输送用不锈钢无缝钢管)。主要用于输送腐蚀性介质的管道。代表材质为0Cr13、0Cr18Ni9、1Cr18Ni9Ti、0Cr17Ni12Mo2、0Cr18Ni12Mo2Ti等。
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If you shed tears when you miss the sun, you also miss the stars. |
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