Z45T-16Q copper core hard seal gate valve body is made of ductile iron QT450, and the sealing surface is surfaced 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 | Z45T-16Q |
Valve Body Material | Ductile Iron |
Valve Flap Material | Ductile Iron + Brass |
Nominal Pressure | ≤1.6Mpa |
Applicable Media | Water, etc. |
Operating Temperature | ≤80°C |
Product Size Reference

Nominal Diameter | L | D | D1 | D2 | b | f | z-d |
DN40 | 177 | 150 | 110 | 88 | 16 | 3 | 4-18 |
DN50 | 177 | 160 | 125 | 100 | 16 | 3 | 4-18 |
DN65 | 192 | 180 | 145 | 120 | 18 | 3 | 4-18 |
DN80 | 202 | 195 | 160 | 135 | 20 | 3 | 8-18 |
DN100 | 235 | 215 | 180 | 155 | 20 | 3 | 8-18 |
DN125 | 251 | 245 | 210 | 185 | 22 | 3 | 8-18 |
DN150 | 265 | 280 | 240 | 210 | 24 | 3 | 8-23 |
DN200 | 295 | 335 | 295 | 265 | 26 | 3 | 12-23 |


















