常溫(wen)(wen)(wen)(wen)管道(dao)(dao)、低溫(wen)(wen)(wen)(wen)管道(dao)(dao)、中溫(wen)(wen)(wen)(wen)管道(dao)(dao)、高溫(wen)(wen)(wen)(wen)管道(dao)(dao)，低溫(wen)(wen)(wen)(wen)容(rong)器、常溫(wen)(wen)(wen)(wen)容(rong)器、中溫(wen)(wen)(wen)(wen)容(rong)器、高溫(wen)(wen)(wen)(wen)容(rong)器，超低溫(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)、低溫(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)、常溫(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)、中溫(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)、高溫(wen)(wen)(wen)(wen)閥(fa)(fa)(fa)的分類見表(biao)2.2.2。各設計(ji)單(dan)位設計(ji)溫(wen)(wen)(wen)(wen)度分類數值可能不同，此處數值僅供(gong)參考。

  國內外(wai)管(guan)(guan)道設(she)計標(biao)準規(gui)(gui)范(fan)(fan)在(zai)不斷(duan)地更新變(bian)化(hua)，以上提(ti)及的(de)分級（類）方法可能隨著(zhu)新版標(biao)準規(gui)(gui)范(fan)(fan)的(de)變(bian)化(hua)也不斷(duan)發生變(bian)化(hua)，管(guan)(guan)道設(she)計要以最新頒布的(de)標(biao)準規(gui)(gui)范(fan)(fan)為依據。