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Home > Products > Emergency open/close valve for oil chemical > Without Actuator gravity Emergency shut off valve B series with ball core for pipeline ESDV

Without Actuator gravity Emergency shut off valve B series with ball core for pipeline ESDV

Basic Info

Model No.: GFB-GPE-41F-16C

Product Description


Product Description

Specifications for Without Actuator gravity Emergency shut off valve B series with ball core for pipeline ESDV

B series uses the bias hemispherical sealing form structure, the trajectory is a corner stroke, and the traditional control valve opening degree of similar. When set in the normally open (normally closed) locked for emergency hedge condition, system into automatic detection alert duty state, when the valve plate to lose the freedom of movement, the system magnetic field reserve large enough potential energy to maintain a stable equilibrium state for the equipment, wait for the conditional instruction implementation 1 seconds close (open) process. Is a dangerous chemical products pipeline and city gas network control preferred products. The recommended axis horizontal installation range, special negotiable.


1, according to GB, API, Q12TG4359-2015 standards. 


2, electrical equipment is intrinsically safe, explosion-proof designs are proof products. Valve rigid, channel flow, flow resistance coefficient.


3, the sealing surface of stainless steel and carbide alloy, long service life. Structure type: elastic wedge single gate, rigid wedge single slide.


4,using flexible graphite, sealing, reliable, light and flexible operation. 


5, widely used in oil products from petrochemical, thermal power plant, steam pipeline to connect or disconnect the line for the opening and closing device media 


6,Drive: compatible with alarm signal receiving various instruction, automatic quick response and accurate regulation.


7, the communication signal instruction category   


  (1) fire alarm signal :( fuel gas alarm, fire detection and temperature signals, optical signals, smoke signals).


  (2) Distributed fiber grating leak, fire alarm signal.


  (3) the pressure signal, flow rate signal. 


  (4) vibration signal. 


  (5) network computers and wireless remote telemetry, GSM satellite communication signals. 


8, emergency power equipment -------- gravity Not dependent on energy like electricity, hydraulic, gas supply, and accumulators.





Application range

Shell Materials

Suitable Medium

Suitable Temperature(℃)

Carbon steel




Nitric acid


Ti-Cr-Ni-Mo steel

Acetic acid


Cr-Mo steel






product story

leakage  happen every week  around  us


before and after fire

it is dangerous


Why Jinbin invent this series products?




Packaging & Shipping

Standard export Container packing, EP paper inside for each piece then shrink paper. or carton paper then pallet. or wooden carton.optional.


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Product Categories : Emergency open/close valve for oil chemical