Products > Anticorrosive valve > Liner full rubber desulfurization check valve

Liner full rubber desulfurization check valve

Model: H77X
Nominal diameter: DN40 ~ 800mm
Nominal: PN1.0 ~ 2.5MPa
Suitable medium: water, gas, oil, nitric
Design criteria: JB / T8527-97
GB / T13927-92: Standard Test
Length structure Meet: GB / T12221-1989, ISO5752-8
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modelNominal pressure PN
(MPa)
Test pressure PN
(MPa)
Working temperature
(℃)
Suitable media
caseseal
H77X 
H77H
H77Y 
H77W
11.51.1Soft Seal: <80 
Hard Seal: <450
Water, gas, oil, nitric acid and so on
1.62.41.76
2.53.752.75
464.4
6.49.67

 

Said diameter
DN (mm)
LD 2D 3Nominal diameter
DN (mm)
LD 2D 3
H77XH77HH77XH77H
H77YH77Y
H77WH77W
50431004346400140485376390
80641357180450152545427427
1006415591.594500152608479490
12570185115118600178718579588
15076210141145700229800675686
20089265191200800241905774784
2501143202302509002411005875-
3001143202302509002411005875-
350127435340340120035013251164-