Issue 14

M. 66 Th dep pou of sol des tea tha No Aft ins the is a Merlin, Frattura Alloy A Alloy B Alloy C e sand moul icted in Fig. ring. Each b a local hot idification. In igned with a ring susceptib t completely n-destructive a er solidificat pected visual spherical fee lso depicted ed Integrità Str Si 0.181 0.179 0.825 Table 1 : ds have been 1. As it can ar has a sphe spot that g order to ha specific thick ility is the le fails or becom Figure 1 : W nalysis of the ion and coo ly and by a liq der. For exa in the same f Figure 2 utturale, 14 (20 Fe 0.121 0.120 0.115 Average chem manufactur be noted, th rical riser (fe enerates high ve the same ness accordi ngth of the b es seriously ood model of castings ling, the cas uid penetran mple, a phot igure. : Photo of a c 10) 64-74; DOI Cu M 4.22 0.4 6.33 0.4 5.95 0.4 ical compositi ed accordin e casting is eder) on one tensile str quantity of ng to the leng ar; the greate damaged. the casting rea tings were e t test. Attent o of one cast asting produce : 10.3221/IGF-ES n Mg 6 <0.01 6 <0.01 5 <0.01 ons (wt.%) of g to the Cou composed of side, which esses due to metal, each b th of the bar r the tenden lised to evalua xtracted from ion has been ing has been d in Alloy B w IS.14.07 Cr <0.01 <0.01 <0.01 the alloys stud ture-Edward four bars o determines a the contra ar is constra itself. A use cy of the allo te the hot tear the sand paid to the m reported in F ith a pouring Ni T <0.003 0.1 <0.003 0.2 <0.003 0.2 ied in the pres s design and f different le n abrupt sect ction of the ined at the e ful paramete y to generate ing behaviour moulds; the ost critical z ig. 2; a zoom temperature o i Zn 91 0.07 21 0.069 24 0.069 ent work. the wood ngths produc ion change w alloy along nd by a flan r for the eval hot tears, th of the alloys. cracks on a one, that is t of a compl f 760°C. Al bal. bal. bal. models used ed in one si ith the prese the bar du ge that has b uation of the e shorter the ll the bars w he hot spot n etely cracked are ngle nce ring een hot bar ere ear bar