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Classification：Soft sealed floodgate valve
Trade names：
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| The elastic seat of special-purpose signal of fire control seals the floodgate valve |
| Type of the products: |
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First, product summary
| The floodgate valve of the heavy-calibre adopts the most high-quality nodular cast iron or the carbon steel to be cast , having the characteristics that the intensity is high , light, geometry is accurate in size, the floodgate board has a function exchanged, install additional spiral bevel gear save effort organization , one people switch easy very, can install additional and open and close pointing out the post , or electronic , pneumatic executive body according to the request of user . It is extremely good to seal , antirust the function, safe and reliable, have long performance life. Very vertical horizontal installation, is used for giving to such trades as drainage system , sewage disposal system , urban construction and mine , managing the gold , power plant ,etc. extensively. |
Second, main spare part material
| Name |
Material |
| The valve has body |
Gray casting iron , nodular cast iron , casting steel |
| Floodgate board |
Cover third of three yuan second or cube nitrile rubber outside the nodular cast iron |
| Six corner bolts inside |
Carbonization is dealt with |
| Seal and enclose |
Man nitrile rubber |
| The valve covering |
Gray casting iron , nodular cast iron , casting steel |
| Valve stem |
Stainless steel |
| " O " shape is sealed and enclosed |
Man nitrile rubber |
| Stop pushing the bearing |
Tin bronze |
| Bolt |
Stainless steel |
| Press and cover |
Nodular cast iron , casting steel |
| Dust cover |
Man nitrile rubber |
| Handwheel (transmission cap) |
Malleable cast iron |
Third, main technical parameter
Nominal pressure: 1.0- 2.5MPa working temperature: 0- 80 degrees Centigrade of flange standard: GB/T 17241.6 GB9113
Stimulate the menstrual flow nominally: 50- Suitable medium of 1200mm: Water , oil , air ,etc. Experimental standard: GB13927 AP1598
Fourth, the main appearance connects size
| DN |
500 |
600 |
700 |
800 |
900 |
1000 |
1200 |
| L |
457 |
508 |
660 |
720 |
780 |
840 |
960 |
| H (handwheel) |
1480 |
1665 |
2200 |
2800 |
2800 |
3000 |
3000 |
| H (bevel gear) |
1650 |
1900 |
2350 |
2950 |
2950 |
3150 |
3150 |
| H (electronic ) |
The electronic device can be appointed by users |
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