Pressure Safety Valve
Body: WCB, WCC, SS304, SS316
Stem: Stainless Steel
Bonnet: WCB
Seat Ring: Stainless Steel
Adjusting Ring: Stainless Steel
Cover: Stainless Steel
Valve guide: Stainless Steel
Spring: Steel
Nominal Size: DN15 to DN350
Nominal Pressure: PN16 to PN64, Class150 to Class600
End Connection: Flanged
Dimensions
Class 150
DN
D
D1
D2
b
t
Z-Φd
DN’
D’
D1′
D2′
b’
t’
Z’-Φd’
L
L1
H
1/2″x3/4″
89
60.5
35
12
5
4-15
20
98
70
43
14
1.6
4-15
90
90
290
3/4″x1″
98
70
43
14
5
4-15
25
108
79.5
51
15
1.6
4-15
96
92
310
1″x11/2″
108
79.5
51
15
5
4-15
40
127
98.5
73
18
1.6
4-15
115
105
320
1″x2″
108
79.5
51
15
5
4-15
50
152
120.5
92
18
1.6
4-19
115
105
320
11/2″x2″
127
98.5
73
18
5
4-15
50
152
120.5
92
18
1.6
4-19
121
124
350
11/2″x21/2″
127
98.5
73
18
5
4-15
65
178
139.5
105
20
1.6
4-19
121
124
360
11/2″x3″
127
98.5
73
18
5
4-15
65
178
139.5
105
20
1.6
4-19
124
130
360
2″x21/2″
152
120.5
92
18
5
4-19
80
190
152.5
127
22
1.6
4-19
124
130
380
2″x3″
152
120.5
92
18
5
4-19
80
190
152.5
127
22
1.6
4-19
124
130
380
21/2″x4″
178
139.5
105
20
5
4-19
100
229
190.5
157
24
1.6
8-19
143
137
380
3″x4″
190
152.5
127
22
5
4-19
100
229
190.5
157
24
1.6
8-19
162
156
480
4″x6″
229
190.5
157
24
10
8-19
150
241.5
241.5
216
26
1.6
8-22
210
197
540
6″x8″
279
241.5
216
26
10
8-22
200
298.5
298.5
270
29
1.6
8-22
241
240
760
8″x10″
343
298.5
270
29
10
8-22
250
362
324
324
31
1.6
12-25
279
276
830
12″x14″
483
432
381
32
10
12-25
350
476
413
413
35
1.6
12-25
370
370
890
