Stainless steel high pressure safety valve is different from fully opened safety valve. It closes automatically without manual reset. Stainless steel high pressure safety valve whose temperature is less than 200℃ is used as overpressure protecting device for equipments or pipe transmitting air, water corrosive gas or fluid medium.
Materials
|
Part Name |
Materials |
|
Joint |
20, 1Cr18Ni9Ti |
|
Joint nut |
35, 1Cr18Ni9Ti |
|
Base |
2Cr13, 1Cr18Ni9Ti |
|
Body |
35/35CrMoA, 1Cr18Ni9Ti |
|
Disc |
2Cr13, 1Cr18Ni9Ti |
|
Guide sleeve |
2Cr13, 1Cr18Ni9Ti |
|
Spring |
50CrVA |
|
Stem |
2Cr13 |
|
Bonnet |
ZG230-450, 1Cr18Ni9Ti |
|
Adjusting screw rod |
45, 2Cr13 |
|
Bonnet |
ZG200-400, 1Cr18Ni9Ti |
|
Seal face |
Cemented carbide |
Dimensions
|
Nominal Pressure PN(MPa) |
Nominal Diameter DN(mm) |
Dimensions(mm) |
||||||
|
do |
D |
D1 |
D2 |
L |
L1 |
H |
||
|
16 |
10 |
6 |
17 |
14 |
12 |
115 |
135 |
78 |
|
15 |
8 |
22 |
18 |
16 |
115 |
135 |
85 |
|
|
20 |
10 |
28 |
22 |
20 |
115 |
135 |
135 |
|
|
25 |
12 |
35 |
26 |
24 |
160 |
165 |
142 |
|
|
32 |
10 |
6 |
22 |
14 |
12 |
115 |
135 |
80 |
|
15 |
8 |
25 |
17 |
15 |
115 |
135 |
90 |
|
|
20 |
10 |
30 |
22 |
20 |
115 |
135 |
140 |
|
|
25 |
12 |
38 |
26 |
24 |
160 |
165 |
148 |
|
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