参照API及有关标准优化设计而成,结构新颖.阀瓣有数个孔和上腔相通,达到上下压力自平衡.采用复合填料,密封可靠,摩擦力小.密封采用活阀座结构.堆焊硬质合金.阀门可安装在水平和垂直的管道上.
●JLH多功能、高压平衡式截止阀、调节阀
PNl6—45
|
(JLH)L／J46Y JLH多功能阀(JLH)L／J46X多功自B阀
T／J48F101高压调节阀
T／J48Y高压调节阀
|
外形及连接尺寸Main external and connecting dimensions
公称压力PN(MPa)
|
公称通径DN(mm)
|
外形尺寸(mm)
|
L
|
L1
|
H
|
H1
|
D0
|
D1
|
D2
|
D3
|
h
|
Z-Φd
|
L0
|
16
20
|
25
|
230
|
335
|
200
|
235
|
25
|
50.8
|
101.5
|
150
|
29
|
4-26
|
200
|
32
|
260
|
340
|
215
|
255
|
29
|
60.32
|
111
|
160
|
29
|
4-26
|
220
|
40
|
260
|
390
|
220
|
265
|
36
|
68.28
|
124
|
180
|
32
|
45-30
|
280
|
|
50
|
300
|
420
|
230
|
285
|
45
|
95.25
|
165
|
215
|
38
|
8-26
|
300
|
65
|
340
|
475
|
250
|
315
|
58
|
107.95
|
190.5
|
240
|
38
|
8-26
|
350
|
80
|
380
|
630
|
340
|
420
|
72
|
123.82
|
190.5
|
245
|
23
|
8-30
|
360
|
100
|
450
|
610
|
375
|
472
|
90
|
149.22
|
235
|
295
|
45
|
8-33
|
400
|
150
|
600
|
880
|
530
|
672
|
135
|
211.12
|
317.5
|
380
|
56
|
12-33
|
600
|
200
|
660
|
900
|
720
|
980
|
180
|
269.88
|
393.4
|
460
|
63
|
12-39
|
650
|
25
35
45
|
25
|
230
|
335
|
200
|
235
|
23
|
50.8
|
101.5
|
150
|
29
|
4-26
|
200
|
32
|
260
|
340
|
215
|
255
|
29
|
60.32
|
111
|
160
|
29
|
4-26
|
220
|
40
|
260
|
390
|
220
|
265
|
36
|
68.28
|
124
|
180
|
32
|
4-30
|
280
|
50
|
300
|
420
|
230
|
285
|
45
|
95.25
|
165
|
215
|
38
|
8-26
|
300
|
65
|
340
|
475
|
250
|
315
|
58
|
107.95
|
190.5
|
245
|
42
|
8-30
|
350
|
80
|
380
|
630
|
340
|
420
|
72
|
136.52
|
203
|
270
|
48
|
8-33
|
360
|
100
|
450
|
610
|
375
|
475
|
90
|
161.92
|
241.5
|
310
|
55
|
8-36
|
400
|
150
|
600
|
880
|
530
|
675
|
135
|
211.12
|
317.5
|
395
|
73
|
12-39
|
600
|
200
|
600
|
900
|
720
|
980
|
180
|
279.4
|
438
|
550
|
83
|
12-56
|
650
|