Z45X-16Q soft seal concealed rod gate valve is widely used in water, sewage, construction, petroleum, chemical, food, medicine, textile, electric power, ship, metallurgy, energy system and other fluid pipeline as a regulating and intercepting device.
Product Features
- Flat-bottomed seat for no dirt buildup.
- Nitrile rubber covered valve flap as a whole.
- The inner parts of the valve are made of stainless steel, which can be used in wastewater systems to adapt to the harsher working environment.
- Small size and light weight for easy installation and maintenance.
- The valve stem is sealed with three O-rings, which greatly reduces the friction resistance during switching.
Product Parameters
Product Model | Z45X-16Q |
Valve Body Material | Ductile Iron |
Valve Flap Material | Ductile Iron + NBR |
Nominal Pressure | ≤1.6Mpa |
Applicable Media | Water and so on |
Applicable Temperature | ≤80°C |
Product Size Reference

Nominal Diameter | L | D | D1 | D2 | b | f | z-d |
DN40 | 178 | 150 | 110 | 88 | 16 | 3 | 4-18 |
DN50 | 178 | 160 | 125 | 100 | 16 | 3 | 4-18 |
DN65 | 190 | 180 | 145 | 120 | 18 | 3 | 4-18 |
DN80 | 203 | 195 | 160 | 135 | 20 | 3 | 8-18 |
DN100 | 229 | 215 | 180 | 155 | 20 | 3 | 8-18 |
DN125 | 254 | 245 | 210 | 185 | 22 | 3 | 8-18 |
DN150 | 267 | 280 | 240 | 210 | 24 | 3 | 8-23 |
DN200 | 292 | 335 | 295 | 265 | 26 | 3 | 12-23 |
DN250 | 330 | 405 | 355 | 320 | 30 | 3 | 12-25 |
DN300 | 356 | 460 | 410 | 375 | 30 | 4 | 12-25 |
DN350 | 380 | 520 | 470 | 435 | 34 | 4 | 16-25 |
DN400 | 405 | 580 | 525 | 485 | 36 | 4 | 16-30 |
DN450 | 430 | 640 | 585 | 545 | 40 | 4 | 20-30 |
DN500 | 455 | 705 | 650 | 608 | 44 | 4 | 20-34 |
DN600 | 507 | 840 | 770 | 718 | 48 | 5 | 20-41 |

















