|
低压流体输送用焊接钢管(GB/T 3091-2015)
|
|||||||||
|
公称直径
|
外径mm
|
普通钢管
|
加厚钢管
|
||||||
|
壁厚mm
|
理论重量
(kg/m) |
壁厚mm
|
理论重量
(kg/m) |
||||||
|
DN6
|
10.2
|
2
|
0.404
|
2.5
|
0.475
|
||||
|
DN8
|
13.5
|
2.5
|
0.678
|
2.8
|
0.739
|
||||
|
DN10
|
17.2
|
2.5
|
0.906
|
2.8
|
0.994
|
||||
|
DN15
|
21.3
|
2.8
|
1.278
|
3.5
|
1.536
|
||||
|
DN20
|
26.9
|
2.8
|
1.664
|
3.5
|
2.020
|
||||
|
DN25
|
33.7
|
3.2
|
2.407
|
4
|
2.930
|
||||
|
DN32
|
42.4
|
3.5
|
3.358
|
4
|
3.788
|
||||
|
DN40
|
48.3
|
3.5
|
3.867
|
4.5
|
4.861
|
||||
|
DN50
|
60.3
|
3.8
|
5.295
|
4.5
|
6.193
|
||||
|
DN65
|
76.1
|
4
|
7.112
|
4.5
|
7.945
|
||||
|
DN80
|
88.9
|
4
|
8.375
|
5
|
10.346
|
||||
|
DN100
|
114.3
|
4
|
10.881
|
5
|
13.478
|
||||
|
DN125
|
139.7
|
4
|
13.386
|
5.5
|
18.203
|
||||
|
DN150
|
165.1
|
4.5
|
17.823
|
6
|
23.542
|
||||
|
DN200
|
219.1
|
6
|
31.532
|
7
|
36.615
|
||||
|
低压流体输送用镀锌焊接钢管(GB/T 3091-2015)
|
|||||||||
|
公称直径
|
外径mm
|
普通钢管
|
加厚钢管
|
||||||
|
壁厚mm
|
镀锌层系数
|
理论
重量
(kg/m) |
壁厚mm
|
镀锌层系数
|
理论
重量
(kg/m) |
||||
|
DN15
|
21.3
|
2.8
|
1.045
|
1.335
|
3.5
|
1.036
|
1.592
|
||
|
DN20
|
26.9
|
2.8
|
1.045
|
1.739
|
3.5
|
1.036
|
2.093
|
||
|
DN25
|
33.7
|
3.2
|
1.04
|
2.503
|
4
|
1.032
|
3.024
|
||
|
DN32
|
42.4
|
3.5
|
1.036
|
3.479
|
4
|
1.032
|
3.909
|
||
|
DN40
|
48.3
|
3.5
|
1.036
|
4.006
|
4.5
|
1.028
|
4.997
|
||
|
DN50
|
60.3
|
3.8
|
1.034
|
5.475
|
4.5
|
1.028
|
6.366
|
||
|
DN65
|
76.1
|
4
|
1.032
|
7.340
|
4.5
|
1.028
|
8.168
|
||
|
DN80
|
88.9
|
4
|
1.032
|
8.643
|
5
|
1.025
|
10.604
|
||
|
DN100
|
114.3
|
4
|
1.032
|
11.229
|
5
|
1.025
|
13.814
|
||
|
DN125
|
139.7
|
4
|
1.032
|
13.815
|
5.5
|
1.023
|
18.621
|
||
|
DN150
|
165.1
|
4.5
|
1.028
|
18.322
|
6
|
1.021
|
24.036
|
||
|
DN200
|
219.1
|
6
|
1.021
|
32.194
|
7
|
1.018
|
37.274
|
||
