Pipe thickness calculator Join Community Piping Material Class Thickness Calculator Project Name Document No. Revision Define Material Class Parameters Material Pipe Type Flange Class Class 150 Class 300 Class 600 Class 900 Class 1500 Class 2500 Max Design Temperature (°F) Corrosion Allowance (in) Mill Tolerance (%) Generate Thickness Table Pipe Thickness Calculation Table NPS (in) O.D. (in) Stress, S (psi) Factor, E Coeff, Y Calc. t (in) Req’d tm (in) Req’d tn (in) Selected Sch. Nominal tn (in) Result Details Detailed Calculation Report Download as Word × You Might Also Like Primary Pipe Support: A Comprehensive Guide || 5 FAQs & Quiz October 8, 2023 Exploring EPCm Contracts: 10 Things Need to Know II Quiz & Video August 12, 2023 ASME B31.3 Fluid Service Categories II Comprehensive Guide II 5 FAQs, Quiz & Video August 23, 2023