Valve body wall thickness per ASME B16.34 Appendix F: t = 1.5·Pc·(d/2) / (SF − 0.6·Pc). Verified against actual wall thickness and ASME minimum wall table.
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Official Appendix F formula t = 1.5·Pc·(d/2)/(SF−0.6·Pc) for valve body pressure boundary.
Preset SF = 7000 psi stress basis for ASTM A350 LF2 low-temperature carbon steel.
Verifies calculated t against actual wall t' and ASME table minimum tm'.
Defaults from Qw347X 10" design dossier: 300 psi, 10 in bore.
Instant verdict with safety margin in US customary units.
Real-time calculation, no page reload, mobile friendly.
Input calculation pressure Pc in lb/in².
Enter bore diameter d in inches.
Set allowable stress SF (7000 for LF2).
Compare against actual and standard minimum wall.
Enter your design parameters and get instant verification results.
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