Flange Ends Parallel Double Disc Gate Valve Ductile Cast Iron Z44T/W-10/16
Parallel Double Disc Z44T/W-10/16 Cast Iron Flanged Gate Valve
Introduction
In addition to the advantages of elastic seated gate valve, it can directly observe the opening of the valve and open and close quickly and reliably. Therefore, it is often used in fire fighting and industrial systems It is generally installed at a high distance from the ground
Compact structure, reasonable design, good valve rigidity, smooth channel and small flow resistance coefficient. The sealing surface is made of stainless steel and cemented carbide, with long service life.
Flexible graphite packing is adopted, with reliable sealing and light and flexible operation. The driving mode is divided into pneumatic, electric, pneumatic and gear transmission, and the structural type is elastic wedge single ram, rigid wedge single ram and double ram.
Usage:
It has been widely used in the fields of Petro-chem, pharma centical and power,etc. It is used by open and close on the pipes of steam, and oil, etc. under the pressure of 1.0 mpa
Main part and materials
| Body Bonnet | Grey iron/ Ductile Iron |
| Disc | Grey iron /Ductile Iron |
| Stem | Carbon steel / Brass / Stainless steel |
| Wedge | Ductile Iron |
| Yoke nut | Brass |
| Hand Wheel | Grey Iron / Ductile Iron |
Dimensions
| Type |
Nominal DN |
尺寸(mm) | |||||||
| L | D | D1 | D2 | b-f | Z-Φd | H | D0 | ||
| Z44T/W-10 | 40 | 165 | 145 | 110 | 85 | 18-3 | 4-Φ18 | 240 | 140 |
| 50 | 178 | 160 | 125 | 100 | 20-3 | 4-Φ18 | 260 | 180 | |
| 65 | 190 | 180 | 145 | 120 | 20-3 | 4-Φ18 | 300 | 180 | |
| 80 | 203 | 195 | 160 | 135 | 22-3 | 4-Φ18 | 345 | 200 | |
| 100 | 229 | 215 | 180 | 155 | 22-3 | 8-Φ18 | 395 | 200 | |
| 125 | 254 | 245 | 210 | 185 | 24-3 | 8-Φ18 | 478 | 240 | |
| 150 | 267 | 280 | 240 | 210 | 24-3 | 8-Φ23 | 558 | 240 | |
| 200 | 330 | 335 | 295 | 265 | 26-3 | 8-Φ23 | 720 | 320 | |
| 250 | 380 | 390 | 350 | 320 | 28-3 | 12-Φ23 | 845 | 320 | |
| 300 | 420 | 440 | 400 | 368 | 28-4 | 12-Φ23 | 990 | 400 | |
| 350 | 450 | 500 | 460 | 428 | 30-4 | 16-Φ23 | 1175 | 400 | |
| 400 | 480 | 565 | 515 | 482 | 32-4 | 16-Φ25 | 1250 | 500 | |
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