Vacuum relief valve HXF-P

Vacuum relief valve HXF-P
 

Product description:

Structure: spring Type (channel position): straight-through Standard: GB
Nominal diameter: 15 ~ 200 (mm) Custom processing: Material: Stainless steel
Flow direction: Bidirectional Pressure environment: Low Parts and accessories: Accessories
Valve opening height: safety valve Body construction: not Closed Model: HXF-P type
Form: Other Connection: flange Brand: Beijing Jing Chen
Suitable medium: Weak acid medium
YFA72W-10P / 10R vacuum relief valve HXF-P
YFA72W apply negative pressure system temperature ≤200 ℃, when the negative pressure within the container exceeds the allowable value, the valve is automatically opened, the intake air; when the negative pressure within the container reaches allowable value, the valve closes automatically, thereby protecting equipment and systems Mounted on a normal non-vacuum system, when the relief valve is not open containers and systems, negative pressure, the valve is automatically opened.
YFA72W-10R Type
Main parts material
NO.
Part Name
YFA72W-P material
YFA72W-R material
1
Body
ZG1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
2
Seat
1Cr18Ni9Ti
ZG1Cr18Ni12Mo2Ti
3
Adjustment ring
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
4
cap
ZG1Cr18Ni9Ti
1Cr18Ni9Ti
5
Stem
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
6
spring
50CrVA
50CrVA fluorine plastic cladding

Operating temperature
≤200℃
For media
YFA72W-10P applies to nitric acid medium
YFA72W-10R applies to acetic acid class media

Dimensions and connection dimensions
Nominal diameter
size
D
D1
D2
Z-ød
b
f1
H
15
95
65
45
4-14
14
2
110
20
105
75
55
4-14
16
2
130
25
115
85
65
4-14
16
2
150
32
140
100
78
4-18
18
2
180
40
150
110
85
4-18
18
3
200
50
165
125
100
4-18
20
3
221
80
200
160
135
4-18
22
3
245
100
220
180
155
8-18
22
3
253
125
250
210
185
8-18
24
3
280
150
285
240
210
8-23
24
3
329
200
340
295
265
8-23
26
3