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Pressure Protection Device for the equipment and pipeline of the steam, ect. The working temperature with Carbon Material Type are less than 425ºC and with WC6 Material type are less than 500ºC and WC9 Material Type are less than 550ºC.
A48SH High Temperature and High Pressure Safety Relief Valve Features:
1. With Heat Radiator, which can be used for working temp higher than 425 Deg C.
2. Spring material can also be supplied with 30W4 material which can be used for high temperature.
3. Different material can be supplied based on the temperature requirement.
A48SH High Temperature and High Pressure Safety Valve Material
|
NO |
Parts |
Cast Steell Material |
WC6 Material |
WC9 Material |
|
1 |
Body |
WCB |
ZG1Cr5Mo |
ZG15Cr1MoV |
|
2 |
Seat |
2Cr13 |
1Cr18Ni9Ti |
12Cr1MoVA |
|
3 |
Adjusting Ring |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
4 |
Disc |
2Cr13 |
17-4PH |
17-4PH |
|
5 |
Guiding Sleeve |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni9Ti |
|
6 |
Heat Radiator |
ZG230-450 |
ZG230-450 |
ZG230-450 |
|
7 |
Bonnet |
ZG230-450 |
ZG230-450 |
ZG230-450 |
|
8 |
Spring |
50CrVA |
50CrVA |
50CrVA |
A48SH High Temperature and High Pressure Safety Valve Dimension.
|
Model |
DN |
do |
D |
K |
g |
g1 |
b |
f |
f1 |
Z-φd |
DN |
D1 |
K1 |
g3 |
g2 |
b1 |
f |
f1 |
Zr-φd1 |
L |
L1 |
≈H |
|
GAA48Y-16C |
40 |
25 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
115 |
540 |
|
50 |
32 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
65 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
618 |
|
|
65 |
40 |
185 |
145 |
|
120 |
20 |
3 |
|
4-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
710 |
|
|
80 |
50 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
160 |
150 |
730 |
|
|
100 |
65 |
220 |
180 |
|
155 |
20 |
3 |
|
8-18 |
150 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
225 |
175 |
892 |
|
|
150 |
100 |
285 |
240 |
|
210 |
24 |
3 |
|
8-23 |
200 |
340 |
295 |
|
265 |
26 |
3 |
|
12-23 |
240 |
235 |
1135 |
|
|
200 |
125 |
340 |
295 |
|
165 |
26 |
3 |
|
12-23 |
250 |
405 |
355 |
|
320 |
30 |
3 |
|
12-26 |
290 |
210 |
1135 |
|
|
GAA48Y-40 |
25 |
16 |
115 |
85 |
58 |
65 |
16 |
2 |
4 |
4-14 |
32 |
140 |
100 |
|
78 |
18 |
2 |
|
4-18 |
110 |
95 |
429 |
|
32 |
20 |
140 |
100 |
66 |
78 |
18 |
2 |
4 |
4-18 |
40 |
150 |
110 |
|
85 |
18 |
3 |
|
4-18 |
115 |
100 |
421 |
|
|
40 |
25 |
150 |
110 |
76 |
85 |
18 |
3 |
4 |
4-18 |
50 |
165 |
125 |
|
100 |
20 |
3 |
|
4-18 |
120 |
115 |
540 |
|
|
50 |
32 |
165 |
125 |
88 |
100 |
20 |
3 |
4 |
4-18 |
65 |
165 |
145 |
|
120 |
20 |
3 |
|
4-18 |
135 |
120 |
618 |
|
|
65 |
40 |
185 |
145 |
110 |
120 |
22 |
3 |
4 |
8-18 |
80 |
200 |
160 |
|
135 |
20 |
3 |
|
8-18 |
160 |
140 |
710 |
|
|
80 |
50 |
200 |
160 |
121 |
135 |
22 |
3 |
4 |
8-18 |
100 |
220 |
180 |
|
155 |
22 |
3 |
|
8-18 |
160 |
150 |
730 |
|
|
100 |
65 |
235 |
190 |
150 |
160 |
24 |
3 |
4.5 |
8-23 |
150 |
285 |
240 |
|
210 |
24<% |
|
6.4 10.0 |
25 |
15 |
32 |
110 |
100 |
|
32 |
20 |
40 |
130 |
110 |
|
|
40 |
25 |
50 |
135 |
120 |
|
|
50 |
32 |
65 |
160 |
130 |
|
|
50 |
32 |
80 |
160 |
145 |
|
|
65 |
40 |
80 |
175 |
160 |
|
|
80 |
50/40 |
100 |
175 |
160 |
|
|
100 |
65/50 |
125 |
220 |
200 |
|
|
100 |
50 |
150 |
255 |
225 |
|
|
150 |
100/80 |
200 |
280 |
280 |
|
|
200 |
100 |
250 |
300 |
300 |
|
|
16.0 |
50 |
32 |
80 |
160 |
145 |
|
80 |
40 |
150 |
230 |
210 |