Flowserve Vogt S74-3/4-800 Check Valve

Description:

The Vogt Flowserve S74 Check Valve is used in industrial fluid handling and process piping systems to prevent reverse flow and maintain unidirectional movement of liquids, gases, and steam within pressurized pipelines. Commonly installed in steam systems, refinery equipment, power generation facilities, chemical processing plants, and oil and gas infrastructure where dependable backflow prevention is required, this forged steel valve protects pumps, compressors, and process equipment from reverse pressure conditions. Maintenance teams, OEM engineers, and system integrators use the S74 for piping system repairs, facility upgrades, retrofit projects, and replacement of worn or failed check valves. Vogt Class 800 forged check valves are widely used in critical service applications due to their robust construction and pressure handling capabilities.

Applications:

The Vogt Flowserve S74 check valve is commonly used in industrial environments including steam distribution systems, boiler feedwater lines, refinery process units, petrochemical plants, power generation facilities, and industrial utility systems where reliable backflow prevention and high-pressure service performance are essential. The Class 800 pressure rating makes it particularly suitable for high-pressure piping applications involving steam, condensate, oil, gas, and process fluids.

Technical Specifications:

• Brand: Vogt Flowserve
• Manufacturer Part Number (MPN): S74
• Product Type: Forged Steel Check Valve
• System: Industrial Fluid Handling and Process Piping System
• Valve Type: Check Valve
• Valve Size: 3/4 Inch
• Pressure Class: Class 800
• Function: Prevents reverse flow in pressurized piping systems
• Flow Direction: One-Way Flow
• Body Construction: Forged Steel
• Seat Type: Integral Seat
• Bonnet Type: Bolted Bonnet
• Gasket Type: Spiral Wound Gasket
• Valve Design: Piston Check / Ball Check Configuration
• Connection Type: Threaded or Socket Weld (configuration dependent)
• Standards Compliance: ASME B16.34, API 602
• Application Media: Steam, Water, Oil, Gas, and Process Fluids
• Application Environment: Power Generation, Refining, Petrochemical, and Industrial Processing

Common Replacements:

• Vogt Class 800 Forged Steel Check Valve
• Crane Powell 3/4" Class 800 Check Valve
• Velan 3/4" Class 800 Forged Steel Check Valve