Check Valve 3121 DN50 (Non-Return Valve)

Description

The 3121 DN50 is a check valve designed to prevent reverse flow of liquids or gases in pipeline systems. It allows the medium to flow in only one direction and automatically closes when back pressure occurs, protecting pumps and pipeline equipment from damage.

This valve is suitable for DN50 (50 mm) pipelines and is widely used in water supply systems, heating systems, pumping stations, and industrial pipeline networks. Its simple and reliable design ensures long service life and stable operation.

Technical Specifications:
• Model: 3121
• DN: 50 mm
• Type: check valve (non-return valve)
• Working medium: water, air, technical fluids
• Working pressure: up to 1.6 MPa
• Temperature range: 0°C to +90°C (depending on version)
• Connection type: threaded / flanged (depending on configuration)
• Material: brass / cast iron / steel (depending on version)

Advantages:
• Prevents automatic backflow
• Protects pumps and pipeline systems
• Simple and reliable construction
• Low maintenance requirement
• Suitable for industrial and domestic systems
• Long service life