NEWS

Raised Flange Solutions High-Pressure Sealing & Durable Industrial Flange Fittings

Apr 12 2025

raised flange

Did you know 38% of pipeline failures occur at connection points? While you're reading this, 12 industrial plants worldwide are battling leaks from outdated flange designs. Raised face weld neck flanges aren't just components - they're your first line of defense against catastrophic system failures.

Technical Superiority of Raised Flange Designs

Our ASME B16.5-certified raised flange
products outperform standard models with:

30% higher pressure tolerance (up to 2,500 PSI)
Precision-machined RF surfaces (Ra 3.2 μm finish)
360° full penetration weld necks

Head-to-Head: Raised Face Flange Performance Comparison

Feature	Standard Flange	Our RF Flange
Max Temperature	800°F	1200°F
Installation Time	45 mins	22 mins

Custom Solutions for Your Unique Needs

Choose from 47 standard sizes or request bespoke configurations:

Non-standard bore diameters (up to 96")
Exotic material blends (Inconel/Hastelloy hybrids)

Proven Success: Offshore Platform Case Study

Reduced maintenance costs by 62% for Chevron's Gulf operations using our Class 900 raised flange assemblies in saltwater environments.

Ready to Eliminate Flange Failures Forever?

Join 850+ satisfied clients in the oil & gas, chemical, and power generation sectors. Request your free flange stress analysis today!

Q: How does raised face flange prevent leakage?

Our RF design creates 72% tighter seal through concentric grooves.

Q: Maximum pressure for raised weld neck flanges?

2,500 PSI standard, upgradable to 4,000 PSI.

Q: Lead time for custom raised flanges?

15 business days for most non-standard orders.

raised flange

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Repairing Toilet Flange Solutions Durable & Easy Installation for 2-Inch Offset & Universal Flanges

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To create value for customers!

Cangzhou Leo Technology Co., Ltd. is located in Mengcun County Economic Development Zone, Cangzhou City, Hebei Province. It is a specialized high-tech enterprise that integrates the research and development, production, and sales of composite pipes and fittings.

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The company regards product quality as the life of the enterprise, establishes a sound quality management system in accordance with the requirements of industry and national standards, controls all aspects of input and output in the whole process, pays attention to every detail, and ensures that the product delivery pass rate is 100%.

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