3" Flanged Pressure/Vacuum Relief Valve

• Customization: Available
• Certification: ISO, CE, Ts
• Connection: Flange
• Model NO.: H802A-80
• Material: Stainless Steel
• Outer Diameter: DN80
• Transport Package: Carton
• Trademark: GLME
• Origin: Wenzhou, Zhejiang, China
• Production Capacity: 3000 Sets/Year

Product Description

Safety Valve

It is installed on the top of the tanker, with the function of releasing the emergency pressure.When the internal pressure is higher than the rated releasing pressure,it will be open and release the extra pressure.

Safety Relief Valve(s): A pressure (or sometimes a combination pressure/vacuum) relief valve is fitted to every tank to protect the tank against excessive over pressure or vacuum
A pressure (or sometimes a combination pressure/vacuum) relief valve is fitted to every tank to protect the tank against excessive over pressure or vacuum

Drawing 1

Structure Feature:

With pressure measure hole can install pressure gauge too observe the pressure in the tanker.

Drawing 2 - Positive/Negative Pressure Safety Valve

Structure Feature
With pressure measure hole can install pressure gauge too observe the pressure in the tanker.

With negative pressure suction device, it can adjust the pressure difference between tanker inside and outside.

Bursting Disc Safety Valve 

Drawing 3
*According to TSF73017-2024

It is installed on the top of the tanker, with the function of releasing the emergency pressure.When the internal pressure is higher than the rated releasing pressure,it will be open and release the extra pressure.

Technical Data

Nominal diameter	3"
Nominal pressure	0.6MPa
Material	Stainless Steel
Installation	Flanged
Open Pressure	0.05MPa~0.4MPa
Temperature Range	-20~+120ºC

Ordering Guide
 

*The materials of safety valve can be ordered in different according to user's demand, such as carbon steel,stainless steel 304,stainless steel 316.

*The opening pressure can be ordered by user's actual demand.

*Sealing ring material can be selected according to actual demand