| 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
| Signal floodgate valve , signal butterfly valve is it spray water the pipeline system of fire control automatically to apply often, to control and supply water of the pipeline , can instruct the valve to open degree far . Rise pole type floodgate valve and is it turn on degrees of instruction floodgate valve apply fire-fighting system often too to enclose, if when the valve erection site of the floodgate is overhead higher , generally use and promote the pole type floodgate valve, can obviously instruct the valve to open degree , if the erection site is relatively low. Need it by enclosing and making the floodgate valve of one degree of instructions. |
Second, main spare part material
| Part name |
Material |
| Transmission cap |
Nodular cast iron , casting steel |
| Handwheel |
Malleable cast iron |
| Dust cover |
Plastics |
| Seal and enclose |
Cube nitrile rubber , three yuan second is third |
| Stop pushing the bearing |
Tin bronze |
| The valve covering |
Gray casting iron , nodular cast iron , casting steel |
| Bolt |
Carbon steel , stainless steel |
| The valve has body |
Gray casting iron , nodular cast iron , casting steel |
| Copper nut |
Tin bronze |
| Valve stem |
Stainless steel |
| Valve one |
Nodular cast iron + third of three yuan second or cube nitrile rubber |
Third, main technical parameter
Nominal pressure: 1.0- 2.5MPa
Stimulate the menstrual flow nominally: 50- 400mm
Working temperature: 0- 80 degrees Centigrade
Suitable medium: Water , oil , air ,etc.
Flange standard: GB/T 17241.6 GB9113
Experimental standard: GB13927 AP1598
Fourth, the elastic seat of special-purpose signal of fire control seals the valve main connection appearance measurement of the floodgate Unit: mm
| DN |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
| L |
178 |
190 |
203 |
229 |
254 |
267 |
292 |
330 |
356 |
381 |
406 |
| H |
370 |
408 |
452 |
510 |
566 |
630 |
765 |
927 |
1048 |
1110 |
1320 |
