High Velocity Pressure Relief Valve
1. Application
High Velocity Pressure Relief Valve is widely used in the relief system of the oil tanker and chemical tanker.
If it is for oil tanker, one should choose the openning pressure of the pressure valve 14 Kpa.
If it is for chemical tanker, one should choose the openning pressure of the pressure valve 20 Kpa.
2. Material
valve body: stainless steel
valve seat: stainless steel 0Cr18Ni9 SUS304
flame screen: stainless steel 00Cr17Ni14Mo2 SUS316L
To meet the different needs of customers, the special materials can be customized according to one's request processing.
3. Nominal Size & Pressure
diameter:DN50—DN250
pressure:(1) oil tanker:-3.5Kpa to 14Kpa; (2) chemical tanker:-3.5Kpa to 20Kpa.
4. Feature
(1). Full lifting and high flow capacity.
(2). Clearly visible vacuum disc operation.
5. Specification(mm)
Serial No. |
DN |
D2 |
D1 |
D |
L |
H |
Flange Hole |
1 |
50 |
90 |
110 |
140 |
255 |
485 |
4xφ14 |
2 |
65 |
110 |
130 |
160 |
255 |
485 |
4xφ14 |
3 |
80 |
128 |
150 |
190 |
285 |
535 |
4xφ18 |
4 |
100 |
148 |
170 |
210 |
285 |
565 |
4xφ18 |
5 |
125 |
178 |
200 |
240 |
380 |
665 |
8xφ18 |
6 |
150 |
202 |
225 |
265 |
385 |
710 |
8xφ18 |
7 |
200 |
268 |
295 |
340 |
455 |
850 |
8xφ18 |
8 |
250 |
320 |
350 |
395 |
460 |
860 |
12xφ22 |
6. IACS Certificate: ABS, BV, CCS, LR, RINA can be provided by us.
7. The product of High Velocity Pressure Relief Valve in factory