VKF41.150H Siemens Valve

Overview

The Siemens VKF41.150H is a high-temperature flanged butterfly valve specifically designed for the regulation and supervision of gases, such as hot air or flue gas recirculation (FGR). Built with a robust grey cast iron housing and stainless steel internal components, this valve is engineered to withstand extreme thermal environments up to 550 degrees Fahrenheit. It serves as a critical component in industrial combustion systems, providing reliable flow control and shut-off capabilities in high-demand heating and ventilation applications.

Features

• Designed for high-temperature gas applications including flue gas recirculation and hot air
• Metallic tight-closing mechanism ensures reliable shut-off performance
• Swing-through design with a 360 degree angle of rotation for specific gas control needs
• Durable construction featuring a cast iron body and stainless steel disk and shaft
• Maintenance-free design reduces operational downtime and long-term costs
• Compatible with various Siemens actuators, such as the SQM series, using dedicated mounting kits
• Wafer-type design for easy installation between standard pipe flanges

Specifications

• Model: VKF41.150H
• Nominal Size: DN150 (6 inch)
• Maximum Medium Temperature: 550 F (288 C)
• Maximum Operating Pressure: 5 psig (35 kPa)
• Material (Body): Cast iron EN-GJL-250
• Material (Disk/Shaft): Stainless steel
• Shaft Seal: PTFE
• Angle of Rotation: 360 degrees
• Flange Compatibility: Fits between ANSI or DIN flanges
• Weight: Approximately 6.29 kg (basic VKF41.150 series)

Applications

• Throttling and control of hot air and flue gas recirculation in industrial burners
• Use in boiler and chiller sequencing circuits within large-scale HVAC systems
• Flow regulation in high-temperature gas trains for gas-fired equipment
• Integration with building automation systems for precise temperature and pressure management
• Suitable for industrial processes requiring high-throughput fluid or gas handling under thermal stress