Flange Calculation Tools
Professional-grade calculators and selection tools for flange engineering. Powered by ASME B16.5 and industry standards.
Flange Dimension Calculator
Look up ASME B16.5 and AWWA C207 flange dimensions including OD, bore, thickness, and bolt circle.
Bolt Torque Calculator
Determine proper bolt torque values for different materials, sizes, and lubrication conditions.
Pressure-Temperature Rating Lookup
Find allowable pressures at various temperatures for different materials and pressure classes per ASME B16.5.
Why Use Our Tools?
Standards-Based
All calculations follow ASME B16.5, AWWA C207, and other industry standards.
Instant Results
Real-time calculations with no signup required. Save time on engineering calculations.
Accurate Data
Based on actual ASME tables and technical specifications used by engineers worldwide.
Need Help Selecting the Right Flange?
Our engineering team is ready to assist with custom specifications and quotations.