Revised by Petrel at 2021
常用钢管规格DN对照表
常用钢管规格DN对照表
DN15-ф18mm,DN20-ф25mmDN25-ф32mm,DN32-ф38mm
DN40-ф45mm,DN50-ф57mmDN65-ф73mm,DN80-ф89mm
DN100-ф108mm,DN125-ф133mmDN150-ф159mm,DN200-ф219mm
DN250-ф273mm,DN300-ф325mmDN350-ф377mm,DN400-ф426mm
DN450-ф480mm,DN500-ф530mmDN600-ф630mm
焊接钢管规格尺寸大全
外径(毫米)
壁?厚(毫米)
3
4
5
6
7
理论重量(公斤/米)
32
38
42
45
50
54
-
57
-
60
-
-
68
-
70
-
73
-
76
-
83
-
-
89
-
-
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