低溫管道器材的選用與工程應用
1.不同標(biao)準規(gui)范對(dui)低(di)(di)溫(wen)(wen)(wen)管(guan)道的(de)定義。 ①.我國標(biao)準一(yi)般(ban)規(gui)定設計(ji)(ji)溫(wen)(wen)(wen)度(du)低(di)(di)于或等于-20℃的(de)管(guan)道屬(shu)于低(di)(di)溫(wen)(wen)(wen)管(guan)道。GB50316、SH/T3059和GB150規(gui)定設計(ji)(ji)溫(wen)(wen)(wen)度(du)低(di)(di)于或等于-20℃的(de)壓力管(guan)道屬(shu)于低(di)(di)溫(wen)(wen)(wen)管(guan)道。GB50235、SH/T3501規(gui)定設計(ji)(ji)溫(wen)(wen)(wen)...