
Soft Sealed Concealed Stem Gate Valve
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Soft sealed concealed stem gate valve, also known as elastic seat seal gate valve, is known for its superior sealing performance. This valve overcomes the defects of general gate valves such as poor sealing, elastic fatigue, rubber aging, and valve plate rust. Soft sealed gate valve uses the principle of compensating for the slight elastic deformation generated by elastic valves to achieve extremely good sealing effect. The product is widely used in water systems such as tap water, sewage, construction, video, medicine, ships, and fire protection. Due to its beautiful appearance, extremely superior sealing performance, and long service life, in addition to all the advantages of ordinary cast iron gate valves, this type of valve currently holds at least 60% of the market share among all water gate valves and is continuously growing until it is completely replaced.
Characteristics of Soft Sealed Dark Rod Gate Valves
1. Flat bottomed valve seat, no accumulation of dirt, making the seal more reliable.
2. The valve disc is wrapped in nitrile rubber as a whole.
3. The valve components are made of corrosion-resistant and stainless steel and copper alloy materials, which can be used in sewage systems to adapt to harsh working environments.
4. Small size, light weight, easy to install and maintain.
5. The valve stem adopts three O-ring seals, greatly reducing friction resistance during switching, and the switch is lightweight and leak free.
Main overall dimensions
DN | L | H | D | K | L | N | MD | KG |
40 | 165 | 170 | 150 | 110 | 19 | 4 | M16 | 7 |
50 | 178 | 185 | 165 | 125 | 19 | 4 | M16 | 9 |
65 | 190 | 205 | 185 | 145 | 19 | 4 | M16 | 12 |
80 | 203 | 310 | 200 | 160 | 19 | 8 | M16 | 20 |
100 | 229 | 340 | 220 | 180 | 19 | 8 | M16 | 27 |
125 | 254 | 387 | 250 | 210 | 19 | 8 | M16 | 38 |
150 | 267 | 430 | 285 | 240 | 23 | 8 | M20 | 50 |
200 | 292 | 520 | 340 | 295 | 23 | 8 | M20 | 80 |
250 | 330 | 545 | 395 | 350 | 23 | 12 | M20 | 120 |
300 | 356 | 660 | 445 | 400 | 23 | 12 | M20 | 160 |
350 | 381 | 800 | 505 | 460 | 23 | 16 | M20 | 245 |
400 | 406 | 915 | 565 | 515 | 28 | 16 | M24 | 280 |
500 | 457 | 1110 | 670 | 620 | 28 | 20 | M24 | 450 |