Note: This gate valve cannot be used for drinking water.
3/4 inch stainless steel flanged gate valve opens and closes securely with its flap mechanism, regulating the water flow effectively. Engineered to withstand high pressures, this full port ss gate valve is a reliable choice for demanding situations, such as those encountered in water distribution systems or industrial processes.
Specification
- Model: ATO-Z41W-DN20
- Connection Type: Flanged Type
- Flanged Port Size: 3/4 inch (DN20)
- Working Pressure (Optional): CLASS150/300
- Working Temperature: -425℃
- Valve Body Material: Stainless Steel
- Applicable Media: Water, Chemical, Petroleum, Gas, etc.
Material for Main Parts
| Valve, Cover, Flap |
Valve Stem |
Sealing Surface |
Gasket (Ring) |
Packing |
Operating Temperature |
Applicable Media |
| WCB |
2Cr13 |
13Cr STL Bulk Material PTFE, Nylon |
Enhanced Flexible Graphite 13Cr/Flexible Graphite SFB-2,08 Mild Steel F304, F316 |
Flexible Graphite Enhanced Flexible Graphite SFB1260 SFP1260 PTFE |
≤420℃ |
Water, Steam and Oil Products |
| WC1 |
38CrMoA1 25Cr12MoV |
≤450℃ |
| WC6 |
≤540℃ |
| WC9 |
≤570℃ |
| C5 C12 |
≤540℃ |
| CF8 |
F304 |
≤600℃ |
Nitric Acid, Acetic Acid, Urea |
| CF3 |
F316 |
| CF8M |
F304L |
| CF3M |
F316L |
Size (Unit: mm)

| Working Pressure |
INCH |
DN |
L |
D |
D1 |
D2 |
b |
n-φd |
H |
D0 |
| CLASS150LB |
3/4" |
20 |
117 |
98 |
70 |
43 |
12 |
4-15 |
160 |
120 |
| CLASS300LB |
3/4" |
20 |
152 |
117 |
82.5 |
43 |
16 |
4-19 |
160 |
140 |
Tips: What are the primary applications of flanged gate valves?
Flanged gate valves find widespread use in various industrial applications due to their design and functionality. Primarily employed in fluid control systems, these valves are integral for regulating the flow of liquids, gases, and slurries. Their robust construction and ability to provide a tight seal make them suitable for high-pressure and high-temperature environments, such as in the oil and gas, petrochemical, and power generation industries. Flanged gate valves are favored for their efficiency in on/off service, allowing precise control over the fluid flow. Additionally, their straightforward operation and minimal pressure drop make them essential in pipelines, water treatment plants, and chemical processing facilities. The flanged connection enhances ease of installation and maintenance, contributing to the versatility and reliability of these valves across diverse industrial settings.