Z85T-16Q protective copper core hard seal grooved concealed stem gate valve body is made of ductile iron QT450, the sealing surface is surfacing copper alloy. Widely used in drainage, gas, electricity, petroleum, textile, metallurgy, chemical industry and urban construction and other industries, in the water, oil media pipeline for opening and closing.
Product Features
- Compact structure, reasonable design, good valve rigidity, smooth channel, small flow resistance coefficient.
- The sealing surface is made of copper alloy for long service life.
- The valve adopts flexible graphite packing, reliable sealing, light and flexible operation.
Product Parameters
Product Model | Z85T-16Q |
Valve body material | Ductile Iron |
Valve material | Cast Iron Overlay Welding with Brass |
Nominal pressure | ≤1.6Mpa |
Applicable medium | Water and so on |
Applicable temperature | ≤80°C |
Product Size Reference

Nominal Diameter | external diameter (including thickness of the wall) | L | H |
DN65 | 76 | 162 | 455 |
DN80 | 89 | 170 | 455 |
DN100 | 114 | 180 | 455 |
DN125 | 140 | 202 | 480 |
DN150 | 165 | 228 | 500 |
DN200 | 219 | 252 | 620 |














