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Lecture IIFluid Dynamics of Flow of Steel R W Ruddle
Lecture IIIFluidity of Steel and its Importance
Lecture IVThe Flow of Steel in Runners
affect fluidity alloys aluminum aspiration bend Bernoulli's Theorem bottom step cast iron cast steels cold shuts cope and drag decreased dross effect energy losses entrainment equal flow eroded sand films flow conditions flow of steel flow rate flow velocity fluid fluidity of cast fluidity test Foundry gate design gating ratio hydraulic head hydraulics in-gate inch-diameter inches increase Influence of Gating kinetic energy laminar flow lecture metal flow metal stream misrun mold cavity mold erosion molten metal molten steel multiple gates Naval Research Laboratory obtained orifice oxide skin percent pipe pouring basin pouring cup head pressure head produce rate of flow reduced reduced-area systems Reynolds Number riser runner and gates runner length sequence flow shown in Figure solidification sprue base sprue cup sprue height steel castings Steel Founders step gate systems superheat surface tension tapered sprue temperature theoretical top step turbulence velocity and flow viscosity water model whirl-gate