該閥具有雙重密封裝置，除填料外還有不銹鋼波紋管作密封元件。適用于易燃易爆、滲透性強(qiáng)、帶放射性的介質(zhì)，以及對密封性有嚴(yán)格要求的工業(yè)管路上。
The valve has double sealing device,besidespacking stainless bellows can be used as sealing element,The valve can be suitable to industrialpipeline of easily bursting,heavy osmosis,rsdioactivity media and of strictuy demandingfor sealing.
主要零件材料Material for main parts
|
零件名稱Produsttype
|
閥體Body
|
閥蓋Bonnet
|
閥桿Stem
|
波紋管Bollow
|
閥瓣Disc
|
閥桿螺母Yoke nut
|
填料Packing
|
墊片Washer
|
手輪Handwheel
|
|
WJ61H WJ41H-16C
|
WCB堆焊不銹鋼
|
WCB
|
2Cr13
|
1Cr18Ni9Ti
|
1Cr18Ni9Ti
堆焊硬質(zhì)合金
|
ZQA19-4
|
柔性石墨
|
纏繞式墊片
|
KT35-10
|
|
WJ61H WJ41H-25
|
|
WJ61H WJ41H-40
|
|
WJ61H WJ41H-16P
|
ZG1Cr18Ni9Ti
|
1Cr18Ni9Ti
|
柔性石墨或聚四氟乙烯
|
纏繞式墊片或聚四氟乙烯
|
|
WJ61H WJ41H-25P
|
|
WJ61H WJ41H-40P
|
主要外形尺寸和連接尺寸Main external and connecting dimensions
|
DN
|
L
|
D
|
D1
|
D2
|
b
|
f
|
D0
|
H
|
n-φz
|
|
1.6(PN16)
|
|
15
|
130
|
95
|
65
|
46
|
14
|
2
|
100
|
236
|
4-14
|
|
20
|
150
|
105
|
75
|
56
|
16
|
2
|
100
|
242
|
4-14
|
|
25
|
160
|
115
|
85
|
65
|
16
|
3
|
125
|
286
|
4-14
|
|
32
|
180
|
140
|
100
|
76
|
18
|
3
|
125
|
295
|
4-18
|
|
40
|
200
|
150
|
110
|
84
|
18
|
3
|
150
|
330
|
4-18
|
|
50
|
230
|
165
|
125
|
99
|
20
|
3
|
150
|
350
|
4-18
|
|
65
|
290
|
185
|
145
|
118
|
20
|
3
|
200
|
400
|
4-18
|
|
80
|
310
|
200
|
160
|
132
|
20
|
3
|
200
|
430
|
8-18
|
|
100
|
350
|
220
|
180
|
156
|
22
|
3
|
250
|
465
|
8-18
|
|
125
|
400
|
250
|
210
|
184
|
22
|
3
|
250
|
505
|
8-18
|
|
150
|
480
|
285
|
240
|
211
|
24
|
3
|
300
|
613
|
8-22
|
|
200
|
600
|
340
|
295
|
266
|
24
|
3
|
420
|
714
|
12-22
|
|
250
|
730
|
405
|
355
|
319
|
26
|
3
|
500
|
810
|
12-26
|
|
300
|
850
|
460
|
410
|
370
|
28
|
4
|
670
|
910
|
12-26
|
