Cast Steel Pressure Vacuum Valve
1. Applcation
Cast Steel Pressure Vacuum Valve is genally used in the relief system of the oil tanker and chemical tanker.
2. Materialvalve body: cast Steel
valve seat: stainless steel 0Cr18Ni9 SUS304
flame screen: stainless steel 00Cr17Ni14Mo2 SUS316L
Your special material requirement can be met, such as cast steel, stainless steel 304, stainless steel 316L etc.
3. Nominal Size & Pressurediameter:DN50—DN250
pressure: (1) oil tanker: -3.5Kpa to 14Kpa (2) chemical tanker: -3.5Kpa to 20Kpa.
4. Features
(1). Effective outside setting adjustable system
(2). Meet new IMO & MED requirements for cargo vapor flammability - MESG 0.9 & 0.65 mm.
(3). Full lifting and high flow capacity.
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 |
7. Cast Steel Pressure Vacuum Valve in Factory