Flange End Dual Plate Non Slam Butterfly Swing Check Valve
5.2:1 or 6.2:1high speed gear system
Screw-in handle
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MODEL NO. H76X/H (DDCV)Â Â FLANE END
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Δ Model H46X and H46H  are  flange  end dual disc  check  valve.  These  two valve models  are  popularly  used  in  water  supply  system in  high-rise buildings  and  industrial zones.  With its advantage of shorter  structure  length than ordinary  check  valves,  it is  especially suitable for space-limited  locations.
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Body &Â Disc
Stem
Torsion Spring
Sealing
Material
Stainless steel
Stainless steel
Stainless steel,
NBR,
Model
No.
Shell test
Pressure
Metal sealing
1.0
1.5
1.1
≤120ºC
≤200ºC
Oil, Water, Steam, Acid, alkaline
1.6
2.4
1.8
2.5
3.8
2.8
4.0
6.0
4.4
For same type with WAFER / LUG END please see our model H76X.
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Double Disc Flange End Non Return Swing Check Valve
MODEL NO. H76X/H (DDCV)Â Â FLANE END
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Δ Model H46X and H46H  are  flange  end dual disc  check  valve.  These  two valve models  are  popularly  used  in  water  supply  system in  high-rise buildings  and  industrial zones.  With its advantage of shorter  structure  length than ordinary  check  valves,  it is  especially suitable for space-limited  locations.
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Body &Â Disc
Stem
Torsion Spring
Sealing
Material
Stainless steel
Stainless steel
Stainless steel,
NBR,
Model
No.
Shell test
Pressure
Metal sealing
1.0
1.5
1.1
≤120ºC
≤200ºC
Oil, Water, Steam, Acid, alkaline
1.6
2.4
1.8
2.5
3.8
2.8
4.0
6.0
4.4
For same type with WAFER / LUG END please see our model H76X.
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Stainless steel Screw-in Handle for easy installation and removal
Front drag
Thick bail arm
Super strong drive gear
Hight intensity graphite material
Micro-adjusting drag system
Excellent line lay osciallation system
one-way clutch ball bearing
gear ratio of 5.2:1 or 6.2:1 is available
Gear Ratio
5.2:1
6.2:1
Bearings
3+1
12+1
ITEM
Gear Ratio
Ball Bearing
Line Capacity(mm/m;Lbs/yds)-Standard
Line Capacity(mm/m)-Shwallow
OWC
DSA1000
5.2:1
3+1BB-10+1BB
0.18/205 0.20/170 0.25/100; 4/175 6/110 8/90
0.12/150
Y
DSA2000
6.2:1/5.2:1
3+1BB-10+1BB
0.20/245 0.23/180 0.28/115; 4/240 6/160 8/125
0.20/150
Y
DSA3000
6.2:1/5.2:1
3+1BB-10+1BB
0.28/155 0.31/125 0.36/95; 8/180 10/150 12/110
0.22/150
Y
DSA4000
6.2:1/5.2:1
3+1BB-10+1BB
0.28/225 0.31/180 0.36/135; 8/270 10/220 12/160
0.24/150
Y