亚洲情综合五月天-久久99国产精一区二区三区-久久天天躁夜夜躁狠狠85-成人免费看黄网站yyy456-日韩欧美群交p片內射中文-久久99热这里只频精品6

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: 成年美女黄网站色大免费全看| 日本丰满熟妇videossex8k| 久久久午夜精品| 国产精成人品| 女人被狂躁60分钟视频| 五月天激激婷婷大综合蜜芽| 国产成人综合久久精品| 荫蒂添的好舒服视频囗交| 久久精品亚洲欧美日韩精品中文字幕| 精品国产一级毛片大全| 国产精品一线二线三线| 狠狠色综合激情丁香五月| 欧美极品brazzers 高清| 久久精品二区| 天天射寡妇射| 日日麻批的全部过程| a在线免费观看视频| 国产h视频在线观看| 亚洲精品久久午夜无码一区二区| 日本在线视| 国产精品综合网| 隔壁老王国产在线精品| 小蜜被两老头吸奶头在线观看| 网红主播vip福利视频| 免费午夜影片在线观看影院| 国产超碰人人模人人爽人人添 | 欧美的| 亚洲精品美女视频| 国产成人无码a在线观看不卡| 亚洲色偷拍另类无码专区| 午夜理伦三级理论三级在线观看| 国产精品1区2区| 亚洲免费久久| 老牛精品亚洲成av人片| 免费视频欧美无人区码| 亚洲精品人成网在线播放影院| 成人性a激情免费视频| av无码精品一区二区三区| 欧美性受xxxx黑人猛交| 免费欧洲美女牲交视频| 亚欧视频在线观看|