Quick Answers: Flanges

Quick reference guides for flange types, pressure-temperature ratings, face finishes, dimensional standards, and material selection.

• 125-250 AARH Serrated Finish Meaning
• A105 vs A350 LF2
• AARH Flange Face Finish Explained
• API 6A vs ASME B16.5
• ASME B16.5 PT Rating Tables Explained
• ASME B16.5 vs EN 1092-1
• ASME vs DIN vs JIS Flanges
• ASME vs EN Flanges: Key Differences
• Blind vs Spectacle Blind
• Class 150 Flange Temperature Limits
• Class 150 vs PN16
• Class 300 Flange Temperature Derating
• Class 300 vs PN40: Pressure Equivalence
• Class 600 Flange Pressure Rating Chart
• Cryogenic Flange Rating Considerations
• Flange Class 150 vs 300
• Flange Class 1500 vs 2500
• Flange Class 600 vs 900
• Flange Derating Factors
• Flange Dimensions: Class 150
• Flange Dimensions: Class 300
• Flange Dimensions: Class 600
• Flange Face Finish for Different Gaskets
• Flange Face Finish
• Flange Pressure-Temperature Rating
• Flange Rating vs Pipe Schedule Selection
• Flange Surface Finish Requirements
• Gasket Dimensions: ASME B16.20 Ring Joint
• Gasket Dimensions
• High-Temp Flange Material Selection
• Ra vs AARH: Surface Roughness Conversion
• Raised Face vs Flat Face Flange
• RF vs RTJ Flange: Face Type Selection
• Series A vs Series B Flanges
• Slip-On vs Lap Joint Flange
• Stud Bolt Lengths for ASME B16.5 Flanges
• Temperature vs Flange Pressure Rating
• Weld Neck vs Long Weld Neck
• Weld Neck vs Slip-On Flange
• What Is A105 Flange Material?
• What Is A182 F316? Stainless Steel Flange
• What Is API 6A Flange? Wellhead Equipment
• What Is API 6BX Flange? 6BX Ring Gasket
• What Is ASME B16.47?
• What Is ASME B16.5?
• What Is a Blind Flange? Applications
• What Is Bolt Tensioning?
• What Is a Compact Flange?
• What Is DIN 2576? German Flange Standard
• What Is EN 1092-1 Type 11?
• What Is EN 1092-1?
• What Is an Expander Flange? Size Increase
• What Is a Figure 8 Blind?
• What Is Flange Alignment?
• What Is Flange Facing?
• What Is a Flange Isolation Kit?
• What Is Flange Management?
• What Is Flange Spreading?
• What Is Hot Bolting? Online Flange Repair
• What Is a Hub Flange?
• What Is JIS B2220?
• What Is a Lap Joint Flange?
• What Is a Long Weld Neck Flange?
• What Is a Nozzle Flange?
• What Is an Orifice Flange?
• What Is a Paddle Blind? Line Isolation
• What Is Phonographic Finish?
• What Is a Reducing Flange?
• What Is RTJ Flange?
• What Is a Socket Weld Flange?
• What Is a Spectacle Blind Flange?
• What Is a Spectacle Blind?
• What Is Stock Finish?
• What Is a Swivel Flange?
• What Is a Threaded Flange? NPT Connection
• What Is a Weld Neck Flange?