Flat-plate Gate Valve

Test pressureMPa)

Applicable temperature

Applicable medium

Shell test

Left sealing

Right sealing

Low pressure air tightness

Ordinary type

Anti sulphur type

Nominal pressure (MPa)

1.6

2.4

1.76

1.76

0.6

-29121 or upon the user requirement

Oil; Natural gas; Water etc;
non-corrosion
medium

Petroleum, natural gas etc, containing H2S,CO2

2.5

3.75

2.75

2.75

0.6

4.0

6.0

4.4

4.4

0.6

6.4

9.6

7.04

7.04

0.6

10.0

15.0

11.0

11.0

0.6

16.0

24.0

17.6

17.6

0.6

Pressure classLb)

150

3.0

2.2

2.2

0.6

300

7.5

5.5

5.5

0.6

600

15.0

11.0

11.0

0.6

900

22.5

17.5

17.5

0.6

(K)Z43WF (K)Z43WY (K)Z43WD (K)Z44WF (K)Z44WYSW(K)Z44WD
(K)Z543WF (K)Z543WY (K)Z543WD (K)Z544WF (K)Z544WYSW(K)Z544WD
(K)Z643WF (K)Z643WY (K)Z643WD (K)Z644WF (K)Z644WYSW(K)Z644WD
(K)2943WF (K)2943WY (K)Z943WD (K)Z944WF (K)Z944WY (K)Z944WD

Pressure grade range

PN1.615.0MPa

Class 150900

Drift diameter range

DN251000mm

1"40"

Driving manner

Hand wheel driving

Gear driving; air-operating; hydrodynamic driving and electric driving

Scope of application

Class 150300
(PN1.64.0)

Class400
(PN6.4)

Class600900
(PN10.015.0)

Class 150900

1"40"
(DN251000mm)

1"28"
(DN25700mm)

1"12"
(DN25300mm)

1"40"
(DN251000mm)