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' , <br /> eir 7A <br /> �ssPnrial PrQCE3ss r-nginPrinq <br /> Minimum Thickness of Torispherical Head (Pressure on Concave Side) <br /> Vessel Description: 4x48 Material Vessel <br /> Head Thickness: 0.065 in -Actual head thickness of vessel <br /> Material: 304 Stainless Steel <br /> E= 1.0 -Clamped Joint <br /> Joint Efficiency(Specified in UW-12,ASME BPVC VIII Division I) <br /> P= 100 PSI <br /> Internal design pressure <br /> L= 4.00 in <br /> Inside spherical or crown radius <br /> S= 20000 PSI <br /> Maximum allowable stress value <br /> t= (0.885xPxL)/(SxE- 0.1xP) -UG-32, Equation 2 <br /> Minimum required head thickness <br /> t= 0.018 in <br /> Result <br /> The 4x48 Material Vessel meets ASME BPVC VIII Division 1 requirements for torispherical head <br /> thickness of pressure vessels at 100 psi. <br /> Torispherical Head Diagram <br /> r".; <br /> .171 I <br /> I <br /> Do <br /> -. -- —-- - -t-- <br /> TORISPHERICAL HEAD <br /> (DIN 28011 + 28012) <br /> R = Del r = 0.1 Da <br /> h1 3,5 s <br /> h2 = 0 193 Da — 0.455s <br /> 5/3/2016 Project: 160414_BrianKnopf Extractor Page A10 <br />