Flange Facing Types RF FF RTJ MFM TG Sealing Surface Comparison
grama · 2026-04-17 | Read 59 | Comments 0

Flange Facing Types Explained The flange facing (sealing surface) is critical for creating a leak-tight joint. Different facing types are designed for specific pressure ranges, temperatures, and sealing requirements. Raised Face (RF) Most Common Type Raised sealing surface (1.6mm or 6.4mm height) Concentric or spiral serrations for gasket grip Suitable for Class 150-2500 Works with […]

Flange Bolt Torque Values Complete Reference Chart for ASME B16.5
grama · 2026-04-17 | Read 299 | Comments 0

Why Proper Flange Bolt Torque Prevents Costly Leaks Incorrect bolt torque is a leading cause of flange joint failures. Applying correct torque ensures proper gasket compression and prevents shutdowns and safety incidents. Target Torque Calculation Formula ASME PCC-1 Appendix K formula: T = K x D x F / N T = Target torque per […]

Proper Flange Installation and Maintenance: Best Practices Guide
grama · 2026-04-17 | Read 252 | Comments 0

# Proper Flange Installation and Maintenance: Best Practices Guide Published: April 12, 2026 | Category: Technical Guide Proper flange installation and maintenance are critical for ensuring leak-free operation, maximizing service life, and maintaining system safety. This comprehensive guide covers industry best practices for flange installation, bolt-up procedures, and ongoing maintenance. Pre-Installation Inspection Flange Inspection Checklist […]