浙江至德鋼業有限公司是專業生產不(bu)銹鋼管工廠,企業技術人員根據多年的不銹鋼管生產經驗,總價認為管道在運行過程中,常見堵、漏、腐等問題,失效形式總結如下。


 材(cai)料(liao)溫(wen)(wen)(wen)度低(di)(di)于(yu)(yu)(yu)其脆性(xing)(xing)轉變溫(wen)(wen)(wen)度時,其沖擊(ji)韌(ren)性(xing)(xing)急劇下降,造成脆性(xing)(xing)斷裂(lie)。操作溫(wen)(wen)(wen)度等(deng)于(yu)(yu)(yu)或(huo)低(di)(di)于(yu)(yu)(yu)-20℃時,按規范要(yao)求選用(yong)低(di)(di)溫(wen)(wen)(wen)材(cai)料(liao)是無(wu)疑的。由于(yu)(yu)(yu)地(di)區環境溫(wen)(wen)(wen)度的影響,或(huo)如液化氣體急劇汽化,管道金屬溫(wen)(wen)(wen)度可能等(deng)于(yu)(yu)(yu)或(huo)低(di)(di)于(yu)(yu)(yu)-20℃時,亦(yi)應按相當低(di)(di)溫(wen)(wen)(wen)材(cai)料(liao)選用(yong),并要(yao)求按設計(ji)最低(di)(di)溫(wen)(wen)(wen)度做沖擊(ji)試(shi)驗。