Chemicial Tanker High Velocity Relief Valve - High Velocity Relief Valve - Hi-sea

Chemicial Tanker High Velocity Relief Valve

Chemicial Tanker High Velocity Relief Valve

Chemicial Tanker High Velocity Relief Valve

1. Application

Chemicial Tanker High Velocity Relief Valve allows your oil tanker and chemical tanker to breathe in and out within specified vacuum and pressure levels, relieving both pressure and vacuum build ups with superior sealing performance.

2. Material

valve body: cast

valve seat: 0Cr18Ni9  SUS304

flame screen: 00Cr17Ni14Mo2  SUS316L

remarks: the materials mentioned before are basic materials, ship-owners can choose better materials, such as SUS304, SUS304L, SUS316L.

3. Nominal Size & Pressure

diameter:DN50—DN250

pressure: (1) oil tanker:-3.5Kpa—14Kpa; (2) chemicial tanker: -3.5Kpa—20Kpa.

4. Features

(1). Adjustable outside opening and closing pressure without exhausting vapor gas.

(2). Full lifting and high flow capacity.

(3). 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, CCS, BV, LR, RINA


7. Chemicial Tanker High Velocity Relief Valve in factory:

Chemicial Tanker High Velocity Relief Valve in factory

Contact with us now

Our mail: hs@cqhisea.com

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