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Shanghai Hengxing Pump and Valve Manufacturing Co., Ltd
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GYA series hydraulic safety valve
GYA series hydraulic safety valve .....
Product details

GYA seriesHydraulic safety valve

Main purpose

The hydraulic safety valve is installed on the top of the oil tank and used in conjunction with the breather valve to provide safety in the event of a malfunction of the breather valve.

Main technical parameters

Control pressure:+200mm water column, -45mm water column

Please indicate the product name, model, and specifications when placing an order.


Structure diagram

Hydraulic safety valve

Main appearance and flange connection dimensions
specifications
Drawing No
weight
(Kg unit)
Installation size (millimeters)
d
D
D1
D2
d1
L
H
n
DN80
GYA-80
38
Ø85
Ø150
Ø185
Ø125
Ø18
376
424
4
DN100
GYA-100
42
Ø105
Ø170
Ø205
Ø145
Ø18
500
605
4
DN150
GYA-150
66
Ø158
Ø225
Ø265
Ø200
Ø18
650
705
8
DN200
GYA-200
97.2
Ø210
Ø280
Ø315
Ø255
Ø18
900
755
8
DN250
GYA-250
140.2
Ø264
Ø335
Ø370
Ø310
Ø18
1050
885
12

A411 series breathing safety valve

This valve is a safety device used for installation on train light oil tankers and storage tanks. The function is to reduce the evaporation loss of oil and protect the tank from overloading.


Breathing safety valve

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