DN管和英寸钢管壁厚换算表.xls

壁厚换算表
外径
公称通径 A系列 B系列 sch5s sch10s sch20s LG sch20 sch30 STD sch40 sch60 xs sch80 sch100 sch120 sch140 sch160
Norminal Pipe Size DN(in.) Series A Series B
15 18 --- --- --- --- --- --- --- --- ---
20 25 --- --- --- --- --- --- 4 --- --- ---
25 32 --- --- --- --- --- --- --- --- ---
32 38 28 --- --- --- --- --- --- 5 --- --- ---
40 45 --- --- --- --- --- --- 5 --- --- ---
50 57 --- --- --- 4 --- --- --- --- ---
65 76 2 3 --- --- --- 5 --- --- --- --- --- 10
80 89 2 3 4 --- --- --- --- --- 8 --- --- --- 11
90 --- 2 3 4 --- --- --- --- --- 8 --- --- ---
100 108 2 3 4 --- 5 --- --- --- --- --- 11 ---
125 133 5 --- 5 --- --- --- --- 10 --- --- 16
150 159 5 --- --- --- --- --- --- ---
200 219 4 --- --- 8 10 --- 16 20
250 273 273 4 --- 8 --- --- 16 25 28
300 325 4 --- --- 10 --- 25 28 32
350 377 4 5 8 8 8 10 10 11 16 13 20 28 32 36
400 426 4 5 8 8 8 10 10 13 28 30 36 40
450 478 4 5 8 8 8 11 10 20 13 25 30 36 40 45
50