ARI CHECKO-V 23.003 Lift Check Valve PN25 DN125
Zero-leak reverse flow protection for high-pressure and high-temperature industrial pipelines.
ARI CHECKO-V 23.003 Lift Check Valve guarantees unidirectional flow in industrial piping systems. In addition, its PN25 pressure rating and DN125 nominal diameter make it an effective solution for large-bore pipelines. Furthermore, a ductile iron body increases mechanical strength, while the 1.4021+QT stainless steel disc resists corrosion.
A spring-assisted closing mechanism delivers zero-leak backflow prevention the moment flow stops. Because the body and cover use EN-JS1049 ductile iron, the valve handles demanding service conditions. The spring is made of 1.4310 (AISI 302) stainless steel, and the flanged connection follows EN 1092-1. Maximum working temperature reaches 350 °C for steam, hot water, and other industrial fluids.
ARI CHECKO-V 23.003 Lift Check Valve — Technical Specifications
Steam boiler outlets and distribution lines are common installations. Moreover, hot water circulation systems and heating plants rely on this valve for dependable protection. Petrochemical facilities and power stations also use it in critical processes. Consequently, it safeguards equipment against water hammer at pump discharges and in process lines.
Key Advantages
- High strength from ductile iron body and stainless steel internals
- Spring-assisted mechanism provides zero-leak backflow protection
- Cover can be removed for easy internal cleaning and shorter maintenance downtime
Applications
- Steam boiler outlets and distribution lines
- Hot water circulation systems and heating installations
- Industrial process lines and petrochemical facilities
In summary, the ARI CHECKO-V 23.003 Lift Check Valve is an ideal solution for industrial piping under high pressure and temperature. ORFA Industrial supplies it worldwide and provides technical support. Contact our expert team for orders and technical assistance.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies



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