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 |