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塑料管公稱直徑和外徑對照表

發布日期:2018-06-21 來源:bdjzhb.com

塑料管公稱直徑和外徑對照表

公稱直徑                           塑料管外徑

 DN 15                                De 20

DN 20                                 De 25

DN 25                                 De 32

DN 32                                 De 40

DN 40                                 De 50

DN 50                                 De 63

DN 65                                 De 75

DN 80                                 De 90

DN 100                                De 110


鋼管公稱直徑和外徑對照表


壓力管道標準    規格    DN-公稱直徑      Ф-外徑   
大外徑系列   

   DN15-ф22mm,     DN20-ф27mm
    DN25-ф34mm,     DN32-ф42mm
    DN40-ф48mm,     DN50-ф60mm
    DN65-ф76(73)mm, DN80-ф89mm
    DN100-ф114mm,   DN125-ф140mm
    DN150-ф168mm,   DN200-ф219mm
    DN250-ф273mm,   DN300-ф324mm
    DN350-ф360mm,   DN400-ф406mm
    DN450-ф457mm,   DN500-ф508mm
    DN600-ф610mm,

 

 

相關標簽:塑料管公稱直徑和外徑對照表,

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