| Product introduction |
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Oversized gate valve is made of finest ductile cast iron or cast steel with high strength,light weight and precise dimensions.The disc is replaceable.And the valve is gear operated and easily open or close the valve by one man,at the same time it can be with opening indicator according to the client’s requirement,or be with electric or pneumatic actuator.It’s sealing and anti rust function is very good.And it is liable with long life.It can be installed vertically or horizontally and widely used in feeding and draining system,sewage treatment system,construction, mining,metallurgy,electric power plant etc..
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Material |
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Serial no. |
part |
material |
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1 |
Body |
Grey cast iron,ductile cast iron,cast steel |
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2 |
Disc |
Ductile cast iron packed with rubber or EDPM outside |
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3 |
Bolt |
Carbonized treatment |
|
4 |
Gasket |
Buna-N rubber or EPDM |
|
5 |
Cover |
Grey cast iron,ductile cast iron,cast steel |
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6 |
Stem |
Stainless steel |
|
7 |
O-ring |
Buna-N rubber |
|
8 |
Thrust bearing |
Gunmetals |
|
9 |
Bolt |
Carbon steel or alloy |
|
10 |
Gland |
ductile cast iron,cast steel |
|
11 |
Dust proof gasket |
Buna-N rubber |
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12 |
Handwheel |
Ductile iron | |
| |
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Main technic-al parameters |
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Nominal pressure: 1.0-2.5MPaWorking temp.:0-120Flanged end:GB/T17241.6 GB9113,ASME 16.5 etc..
Nominal diameter: 50-400mmService:water,oils,gas etc..Inspection and test:GB 13927 API 598
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Main dimensionsunit:mm |
|
DN |
500 |
600 |
700 |
800 |
900 |
1000 |
1200 |
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L |
457 |
508 |
660 |
720 |
780 |
840 |
960 |
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Hmin(full close) |
1480 |
1665 |
2200 |
2800 |
2800 |
3000 |
3000 |
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Hmax(full open) |
1650 |
1900 |
2350 |
2950 |
2950 |
3150 |
3150 |
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H(ELECTRIC) |
the electric actuator according to the client’s requirement
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