Stainless Steel Electric Knife Gate Valve with Multi-Turn Actuator FLE-Z20-KG
Stainless Steel Electric Knife Gate Valve with Multi-Turn Actuator FLE-Z20-KG
Lug type motorized round port knife gate valves provide tight shut-off and use an electric actuator for precise, reliable remote control. They are widely used in wastewater treatment, mining, chemical processing, and power generation applications.
Technical Specifications
| FLE-Z20 Multi-Turn Electric Actuator |
Ordinary ON-OFF Type |
|
Ordinary Adjustable Type |
|
|
Adjusting Switch Type |
|
| Intelligent Type
AC380V AC220V,Special Voltage Can be Customized |
|
| Size Range | DN50 – DN1000 |
| Pressure Rating | PN1.0Mpa |
| Voltage | AC380V AC220V,Special Voltage Can be Customized |
| Body Material | Cast Iron, Carbon Steel(WCB), Stainless Steel(CF8, CF8M) |
| Stem Material | Cast Iron, Carbon Steel(WCB), Stainless Steel(CF8, CF8M) |
| Sealing | PDEM: -10℃ ~120℃ / PTFE: -30℃ ~180℃ |
| Connection Type | Wafer, Flanged Type |
| Standard | GB/ANSI/JIS/DIN |
| Application Medium | Water, Gas, Oil, Powder, Steam, |
| Applications | Chemical, Water Treatment, Pulp & Paper, Mining, Boiler, etc |
| Boiler, etc | ||||||
| Actuator Model | Standard Time/Torque | Optional Time/Torque | Rotation Angle Range | Actuator Weight | Power Supply | Optional Control Circuit |
|---|---|---|---|---|---|---|
| FLE-105 | 25S/50Nm | 4S/20Nm 10S/30Nm |
0-90° Adjustable | 2.2kg | DC24V AC24V AC110V AC220V AC380V |
A type B type C type D type E type F type |
| FLE-110 | 25S/100Nm | 15S/50Nm | 5.1kg | |||
| FLE-116 | 25S/160Nm | 15S/80Nm | 5.1kg | |||
| FLE-120 | 25S/200Nm | 15S/100Nm | 7.5kg | |||
| FLE-140 | 25S/400Nm | 15S/200Nm | 7.5kg | |||
| FLE-160 | 25S/600Nm | 15S/300Nm | 8.1kg | |||
| FLE-1100 | 50S/1000Nm | 25S/500Nm | 12.7kg | |||
| FLE-1200 | 50S/2000Nm | 25S/1000Nm | 12.7kg | |||
| Type | ON/OFF, Regulating, Intelligent | |||||
| Insulation Resistance | 100MΩ/500VDC | |||||
| Dielectric Strength | 1500V AC 1min. | |||||
| Level of Protection | IP67 (IP68 optional) | |||||
| Installed Location | 360° Installation at any Angle | |||||
| Electrical Interface | 2-G1/2 Metal Fitting, the corresponding metal cable joints should be installed according to the selected cables | |||||
| Ambient temperature | -20°C to +60°C | |||||
| Optional Explosion Proof | Ex d II BT4 / CT4 / CT6 Gb | |||||
| Power-loss reset (fail-safe) function | Fail-open, Fail-closed or No-reset (factory-selectable) | |||||
| Optional functions | Overtorque protection, dehumidification heater, passive contact switch, operating handwheel | |||||
Product Benefits & Features
1. Stable Performance for Corrosive & Solid Media
Knife gate structure enables efficient cutting of slurry, powder, and particle-containing media
Stainless steel valve body provides strong corrosion resistance and durability
Reliable shut-off performance under frequent operation conditions
Suitable for water, chemical, mining, and industrial pipeline systems
2. Multi-Turn Electric Actuator with Precise Control
Equipped with intelligent multi-turn electric actuator for accurate valve operation
Supports ON-OFF, modulating, and feedback control modes
Compatible with 4–20 mA, 0–10 V and other industrial control signals
Remote automation capability for centralized control systems
3. Robust Stainless Steel Construction & Wide Compatibility
Full stainless steel structure ensures excellent corrosion and pressure resistance
PTFE / EPDM sealing materials provide stable sealing performance under temperature variation
Compatible with GB / ANSI / DIN / JIS international standards
Suitable for harsh and corrosive industrial environments
4. Compact Design & Easy Maintenance
Simple and compact structure reduces installation space and complexity
Low wear components improve long-term operational stability
Easy disassembly design reduces maintenance time and downtime
Extended service life with lower total operating cost
Why Choose Fleyenda Valve Manufacturing
Product Stability
We use reinforced structures and precision sealing to ensure consistent performance under pressure and temperature changes.
Conpany&Product Certification
We have CE, RoHS, ISO, SIL, TUV, and IP68 waterproof certifications covering safety, quality, and environmental standards.
Projects Experience
Cooperated over 40 countries, we have experience in oil & gas, energy, water, chemicals, food & beverage, and automation.
Customization Capability
With 20 years experience, we turn complex working conditions into precise valve solutions with high speed and accuracy.
Aftersales Support
•We have technical team provides real-time video support to help customers resolve on-site issues quickly.
Customer Cases
Trusted by Shell plc, Petronas, Chevron, TotalEnergies, and Dupont in projects across 40+ countries.
Our Product Actual Export Pictures
FAQs That 80% Users Interest
1.What kinds of customized services can Fleyenda provide?
Private Labeling, Material Selection, dimensions customized, Actuator Options, etc. We also offer fittings and piping for optional.
Fleyenda is committed to providing you with a one-stop service.
2.How does Fleyenda Valve control the products quality?
We have the IPQC and QC process. We regularly do pressure testing, leakage testing, material analysis, and performance testing. Fleyanda Valve holds ISO 9001, CE, and other certifications.
Fleyedna focuses on upgrading production facilities, testing facilities and focuses on innovation to provide customers with high-quality products in the industry.
3. Can you help us to choose the right products?
Yes, We can help you choose the right valves for your needs. To do so, we would need some specific information from you.
-What is the application or industry which the valves will be used (e.g., oil and gas, water treatment, chemical processing)?
-What is the fluid or gas that will be flowing through the valves?
-What is the working pressure and temperature range for the valves?
And so on.
4.How long does it take you to prepare the goods?
We have a large number of products in stock and can be ready within 7 days. Customized products require 30 days of lead time.



