Meisonilan offers a wide range of control valve products, meeting the demands from general working conditions to extremely harsh conditions such as ultra-high temperatures, ultra-low temperatures, high pressures, corrosion, wear, noise reduction, etc. The main series include but are not limited to:
1. High-performance straight-through valves (Globe Valves): 
21000 Series: High-performance, modular design, widely applicable. 
41000 / 40800 series: Classic sleeve single-seat/double-seat valves, suitable for high-pressure differential applications. 
2. Ball Valves: Such as the 51000 series, are suitable for applications where precise closure is required and high flow capacity is needed. 
3. Butterfly Valves: Such as the 31000 series, are suitable for applications with high flow rates and low pressure drop. 
4. Self-powered control valves: Such as the 80D series, are suitable for the safe and reliable regulation of compressed air, steam, and petroleum fluids. 
Core Technology and Features: 
Application in harsh conditions: Specialized in designing and manufacturing valves that can withstand extreme pressures, temperatures, corrosion, wear, foaming, cavitation, etc. 
High-precision control: Advanced valve internals design combined with intelligent positioners enables precise flow and process control. 
High reliability and safety: Through strict design standards, manufacturing processes and material selection, we ensure long service life and inherent safety in critical applications. 
Innovative valve internal component design: such as multi-stage pressure reduction, labyrinth structure, special material welding, etc., effectively solve the problems of noise, cavitation and erosion. 
Modular design: Facilitates maintenance, component replacement and shortens downtime. 
Digitalization and Intelligence: Integrating advanced digital positioners and diagnostic technologies, supporting Industrial Internet of Things (IIoT), enabling predictive maintenance and optimizing factory operations. 
Comprehensive service support: Offer installation guidance, commissioning, maintenance, repair, upgrade, and spare parts supply services throughout the entire lifecycle. 
Main application fields


The Mesionilan control valves are widely used in the process industries where precise and reliable flow control is required, mainly including: 
Oil and gas (upstream, midstream, downstream): Oil and gas extraction, transportation, separation, treatment; Refinery units such as atmospheric and vacuum distillation, catalytic cracking, hydrocracking, reforming, etc. 
Chemical and Petrochemicals: Various reactors, towers, separation units, steam systems, and utility engineering. 
Electricity: Thermal power plants (boiler feedwater, superheated steam, temperature and pressure reduction) and nuclear power plants (auxiliary systems). 
Pharmaceuticals: Special conditions that meet cleanliness and hygiene requirements. 
Pulp and Paper Production: Stewing, bleaching, chemical preparation and other processes. 
Others: Key control points in industries such as water treatment, metallurgy, food and beverage. 
Brand advantages and value 
Years of technical accumulation: Absorbed advanced manufacturing experience in the industry, and accumulated profound technical expertise. 
Outstanding product performance and reliability: Exhibits excellent performance under harsh conditions, reduces unplanned downtime, and ensures production safety. 
Comprehensive solution: Offer a complete solution covering the valve body, actuator, positioner, software and services. 
Comprehensive service network: A complete set of pre-sale, in-sale and post-sale technical support and service systems are in place.