[摘要]DN
外徑[毫米(英寸)] 管壁厚度[毫米(英寸)]
40級 K9 K10
40 56(2.205) 4.8(0.189) 6.0(0.236) 6.0(0.236)
50 66(2.598) 4.8(0.189) 6.0(0.236) 6.0(0.236)
DN
|
外徑[毫米(英寸)]
|
管壁厚度[毫米(英寸)]
|
40級
|
K9
|
K10
|
40
|
56(2.205)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
50
|
66(2.598)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
60
|
77(3.031)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
65
|
82(3.228)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
80
|
98(3.858)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
100
|
118(4.646)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
125
|
144(5.669)
|
4.8(0.189)
|
6.0(0.236)
|
6.0(0.236)
|
150
|
170(6.693)
|
5.0(0.197)
|
6.0(0.236)
|
6.5(0.256)
|
200
|
222(8.740)
|
5.4(0.213)
|
6.3(0.248)
|
7.0(0.276)
|
250
|
274(10.787)
|
5.8(0.228)
|
6.8(0.268)
|
7.5(0.295)
|
300
|
326(12.835)
|
6.2(0.244)
|
7.2(0.283)
|
8.0(0.315)
|
350
|
378(14.882)
|
7.0(0.276)
|
7.7(0.303)
|
8.5(0.335)
|
400
|
429(16.890)
|
7.8(0.307)
|
8.1(0.319)
|
9.0(0.354)
|
450
|
480(18.898)
|
-
|
8.6(0.339)
|
9.5(0.374)
|
500
|
532(20.945)
|
-
|
9.0(0.354)
|
10.0(0.394)
|
600
|
635(25.000)
|
-
|
9.9(0.390)
|
11.1(0.437)
|
700
|
738(29.055)
|
-
|
10.9(0.429)
|
12.0(0.472)
|
800
|
842(33.150)
|
-
|
11.7(0.461)
|
13.0(0.512)
|
900
|
945(37.205)
|
-
|
12.9(0.508)
|
14.1(0.555)
|
1000
|
1,048(41.260)
|
-
|
13.5(0.531)
|
15.0(0.591)
|
1100
|
1,152(45.354)
|
-
|
14.4(0.567)
|
16.0(0.630)
|
1200
|
1,255(49.409)
|
-
|
15.3(0.602)
|
17.0(0.669)
|
1400
|
1,462(57.559)
|
-
|
17.1(0.673)
|
19.0(0.748)
|
1500
|
1,565(61.614)
|
-
|
18.0(0.709)
|
20.0(0.787)
|
1600
|
1,668(65.669)
|
-
|
18.9(0.744)
|
51.0(2.008)
|
1800
|
1,875(73.819)
|
-
|
20.7(0.815)
|
23.0(0.906)
|
2000
|
2,082(81.969)
|
-
|
22.5(0.886)
|
25.0(0.984)
|
外徑(jing)是被保持的變化(hua)的壁厚之間的常數(shu),以保持在接頭和配(pei)件的兼容性。因此內徑(jing)變化(hua),有(you)時顯著,其標稱(cheng)尺寸(cun)(cun)(cun)。標稱(cheng)管(guan)道尺寸(cun)(cun)(cun)為(wei)3英(ying)寸(cun)(cun)(cun)到64英(ying)寸(cun)(cun)(cun)有(you)所不同,在至少1英(ying)寸(cun)(cun)(cun)的增量,