Torispherical Tank Head (Klopper / Korbbogen) Blank Diameter & Volume Calculator

Deterministic Meridional arc-length surface-area conservation D_blank = sqrt(4*A_surf/pi) + knuckle-radius thinning & Cavalieri volume engine (.dxf, .pdf, .csv) built for ASME VIII, DIN, Alfa Laval, GEA — zero-upload ephemeral Wasm RAM execution.

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