公稱(chēng)外徑DN
|
管埋通徑D2
|
每端可伸縮量L
|
套管長(cháng)L1
|
全長(cháng)L
|
40
|
55
|
20
|
70
|
106
|
50
|
65
|
20
|
70
|
108
|
65
|
81
|
20
|
70
|
110
|
80
|
93
|
20
|
80
|
125
|
100
|
118
|
20
|
80
|
127
|
125
|
143
|
20
|
80
|
127
|
150
|
169
|
20
|
80
|
127
|
200
|
220
|
20
|
90
|
142
|
250
|
271.6
|
25
|
100
|
154
|
300
|
322.8
|
20
|
110
|
164
|
350
|
374
|
35
|
120
|
176
|
400
|
425.6
|
40
|
130
|
188
|
450
|
476.8
|
45
|
140
|
198
|
500
|
528
|
50
|
150
|
210
|
600
|
630.8
|
60
|
170
|
232
|
700
|
733
|
70
|
200
|
270
|
800
|
6836
|
80
|
220
|
292
|
900
|
939
|
90
|
240
|
314
|
1000
|
1041
|
100
|
260
|
336
|
1200
|
1246
|
110
|
290
|
375
|
1400
|
按用戶(hù)要求
|
120
|
310
|
400
|
1600
|
130
|
330
|
425
|
|
1800
|
140
|
360
|
464
|
|
2000
|
150
|
380
|
488
|
|
2200
|
160
|
410
|
528
|
|
2400
|
170
|
430
|
554
|
|
2600
|
180
|
450
|
578
|
|
2800
|
190
|
480
|
616
|
|
3000
|
200
|
500
|
X640
|