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Used to emergency cutting-off . Cutting-off the gas supply when over pressure is higher than the pressure value of cut-off valve, in order to supply the gas safety.
Suitable to: NG, LPG, Artificial Coal Gas
Specifications:
1.Inlet Pressure Range P1: ≤ 4.0MPa
2.Outlet Pressure Range P2: 0.001-1.2MPa
3.Cutting-off precision: ±5%
4.Response time: ≤1s
5.Working Temperature: -20 ~60ºC
6.Diameter Series: DN50,DN80,DN100,DN150
7.Flange grade: PN1.6MPa,PN2.5MPa,PN4.0MPa
Features:
1.High action precision, fast response
2.By the pipeline's pressure, no need plus energy
3.Low requirement for the gas impurities
4.Could work in the dirty gas medium
5.Simple installation and adjustment, easy operation and maintenance
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Action pressure code
1
2
3
4
5
Pressure Range(KPa)
<10
10-300
300-600
600-900
900-1200
Normal diameter code
1
2
3
4
5
Normal diameter(mm)
25
50
80
100
150
Structure Size (mm):
             Mark
Model
L1
L
H
H1
RQZ-100
388
352
352
400
FAQ: Â
Q: Are you trading company or manufacturer ?
A: We are both factory and trade company.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-30 days if the goods are not in stock.
Q: Do you provide samples ? is it free or extra ?
A: Because of the high cost, we do not supply the free sample.
Company photoes:
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Gas Safety Emergency Cut-off Valve for LNG
Model NO.: RQZ-100
Material: Cast Iron
Inlet Flange: Dn50, Dn80, Dn100, Dn150
Outlet Flange: Dn50, Dn80, Dn100, Dn150
Suitable: CNG, LNG, Ng, LPG, Artificial Coal Gas
Usage: Commercial and Civil Building User
Trademark: KDY
Transport Package: Carton or Case
Specification: 510x510x950mm
Origin: Deyang
HS Code: 903281000
Products Usage: