The Welding Neck Flange is an essential component for secure and reliable connections in demanding piping systems. Engineered to withstand temperatures from -50°C to 550°C, this precision-manufactured flange offers excellent strength, durability, and wear resistance for critical industrial applications.

Featuring a long weld neck end type that provides smooth transition from flange thickness to pipe wall thickness, this design minimizes stress concentration and enhances mechanical integrity, making it ideal for high-pressure and high-temperature environments.

• Product Name: Welding Neck Flange
• Connection Type: Welding
• End Type: Bevel End ANSI B16.25
• Temperature Range: -50°C To 550°C
• Manufacturing Process: Forged And Machined
• End Connection: Butt Weld
• Compatible with 10CrMo9-10 Blind Flange EN 1092-1 PN100 | Alloy Steel Blank
• Suitable for F22 flange EN 1092-1 applications
• Also compatible with 13CrMo4-5 flange

Designed for high-pressure systems ranging from 150# to 2500#, this flange is widely used in oil and gas, petrochemical, power generation, and water treatment industries. The long weld neck design provides excellent stress distribution and reduces failure risk in demanding operational conditions.

Common applications include high-pressure steam lines, chemical processing plants, offshore platforms, and refinery installations where reliable, leak-proof connections are critical.

We offer comprehensive customization services with various face type options including Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ). Available in sizes from 1/2 Inch to 48 Inches with pressure ratings from 150# to 2500#.

We provide comprehensive technical support including installation guidance, material specifications, and compatibility information. Our technical team offers troubleshooting assistance and customized solutions to ensure optimal performance.

Detailed documentation and service manuals are available, along with regular updates and maintenance recommendations to extend service life and ensure reliable operation.