国产精品免费麻豆入口丨337p粉嫩大胆噜噜噜丨国产日韩一区二区三区在线观看丨欧美激情综合亚洲一二区丨国产成人精品亚洲一区

Teflon lined diaphragm valve

Products > Anticorrosive valve > Teflon lined diaphragm valve

Teflon lined diaphragm valve

Model: G49J
diameter range: DN20-400mm
Temperature: ≤85 ℃, ≤250 ℃
Medium: corrosive
Design and manufacturing: GB122239
Length of the structure: GB12221, JB1688
Flange dimensions: GB4216, JB78
Contact purchase
shared:

Three-way diaphragm valve uses
 three-way diaphragm valve purposes: This valve is designed to control non-corrosive or generally corrosive media, the body cavity surface without lining or covered with a variety of rubber to choose from, suitable for different operating temperatures and fluid pipe road. 
 
 Three-way diaphragm valve test
 lining: Spark 
 testing and inspection according to GB / T13297 standard 
 Nominal pressure: PN (Mpa) 
 Body: PN × 1.5 
 Seal: PN × 1.1 
 
 Three-way diaphragm
 valve Diaphragm valve is a special form Of the globe valve; 
 1, the elastic seal of the opening and closing pieces to ensure that no internal leakage; 
 2, streamlined flow channel, making the pressure loss is small; 
 3, there is no stuffing box, so there is no leakage; 
 4, spaced above the diaphragm such that the bonnet, the stem parts from erosion of media; 
 5, the diaphragm can be replaced, low maintenance costs; 
 6, diversity lining material, may be applied to a variety of media, and has good corrosion resistance .
 

The main part material
name
material
Body
Cast iron, stainless steel
cap
cast iron
Disc
cast iron
Handwheel
cast iron
Diaphragm
Natural rubber, butyl rubber and so on
Valve stem
Carbon steel


The main dimensions and connection dimensions
Nominal diameter (dn)
Nominal pressure (mpa)
Working pressure (mpa)
l
d
d1
z-φ
f
h1
h2
d0
Weight (kg)
20
1.6
1.6
117
105
75
4-14
2
93
103
66
3
25
127
115
85
4-14
2
100
112
66
4
32
146
140
100
4-18
2
127
144
96
6.5
40
159
150
110
4-18
2
136
156
96
7.5
50
190
165
125
4-18
2
151
177
118
10
65
1.0
1.0
216
185
145
4-18
2
183
213
165
16
80
254
200
160
8-18
2
198
273
230
23.5
100
305
220
180
8-18
2
266
320
280
34
125
356
250
210
8-18
3
319
386
280
44
150
406
285
240
8-22
3
380
453
368
67.5
200
0.6
521
340
295
8-22
3
506
626
400
141.5
250
635
395
350
12-22
3
598
734
500
229
300
0.4
749
445
400
12-22
3
698
778
560
321
350
749
505
460
16-22
3
723
883
560
360
400
0.25
-
565
515
16-26
3
868
1078
640
584
主站蜘蛛池模板: 色久天堂| 青草视频在线观看视频| 久久视频在线视频精品| 色欧美片视频在线观看| 99精品国产一区二区| 欧美xxxx性| 亚洲成aⅴ人片久青草影院| 四虎永久在线精品免费观看网站| 欧美激情一区二区三区在线| 日韩a在线| 特黄三级又爽又粗又大| 日韩高清亚洲日韩精品一区二区| 亚洲v国产v欧美v久久久久久| 欧美日韩3p| 黄页网站视频| 日本在线成人| 奇米777四色在线精品| 国产精品久久久久av福利动漫| 无码h黄肉动漫在线观看999| 狠狠爱俺也去去就色| 性史性高校dvd毛片| 国产av仑乱内谢| 国产伦精品一区二区三区视频我| 午夜成午夜成年片在线观看| 欧美激情亚洲| 国产精品国产三级国快看| 日韩一欧美内射在线观看| 久色91蜜桃tv| 亚洲伊人久久大香线蕉综合图片| 久久久久成人精品无码中文字幕| 超碰在| 人人爽人人爽人人爽| 222aaa亚洲精品国产| 国产一三四2021不卡| 伊人精品成人久久综合| 久久久精品国产一区二区三区| 麻豆av福利av久久av| 成人性无码专区免费视频|