Fig. 3.6 Alloy 224.0 impellers produced by low-pressure plaster casting More

Fig. 7.28 Different shapes of impellers for efficient nitrogen dispersion More

Fig. 2-72 Stainless cast steel impellers of CA-15 grade More

Fig. 12 A cast steel feedwater-pump impeller severely damaged by cavitation. Note how damage is confined to the outer edges of the impeller where vane speed was maximum. More

Fig. 38 A cast steel feedwater-pump impeller severely damaged by cavitation. Note how damage is confined to the outer edges of the impeller where vane speed was maximum. Source: Nalco Chemical Company More

Fig. 6 Erosive wear of a gray cast iron water pump impeller. The sharp corners of the (a) new impeller have been (b) completely rounded off by the abrasive wear of sand in the cooling system. Source: Ref 4 More

Fig. 4 Erosive wear of a gray cast iron water pump impeller. The sharp corners of the (a) new impeller have been (b) completely rounded off by the abrasive wear of sand in the cooling system. The change in shape of the vanes reduces the efficiency of the pump; if abrasive wear were to continue More

Fig. 7.2 Prealloyed powder aerospace parts. (a) F-14 fuselage brace. (b) Engine mount support fitting for the F-18 aircraft. (c) Cruise missile engine impeller. (d) Four section welded nacelle frame structure. (e) Titanium aluminide demonstration impeller. Parts were produced by the crucible More

Fig. 16.3 The classic appearance of erosion-corrosion in a CF-8M pump impeller. Source: Ref 16.2 More

Fig. 22 Cavitation damage to an ACI CN-7M stainless steel cast pump impeller used to pump ammonium nitrate solution at 140 °C (280 °F). Courtesy of A.R. Wilfley and Sons, Inc., Pump Division More

Fig. 45 Pitting and wear pattern on a carburized AMS 6263 steel impeller drive gear. Original magnification approximately 2.3× More

Fig. 29 Erosion-corrosion of a cast stainless steel pump impeller after exposure to hot concentrated sulfuric acid with some solids present. Note the grooves, gullies, waves, and valleys common to erosion-corrosion damage. More

Fig. 39 Cavitation damage repeated on successive vanes of a bronze impeller. Source: Nalco Chemical Company More

Fig. 8.26 Cold isostatically pressed blended-elemental Ti-6Al-4V impeller produced using an elastomeric mold. Courtesy of Dynamet Technology Inc. More

Fig. 8.44 Selectively net shape extralow interstitial Ti-6Al-4V impeller for a rocket engine turbopump. Fabricated using the prealloyed metal can method. Courtesy of Synertech PM Inc./P&W Rocketdyne More

Fig. 7.3 Impeller made from Ti-6Al-4V blended elemental powder. Courtesy of Dynamet Technology, Inc. More

Fig. 9.13 Liquid erosion on a stainless steel pump impeller More

Fig. 12.123 High-pressure pump impeller More

Fig. 5.3 Impeller (a) housing and components and exploded view, (b) wheel and infeed, cross section. Source: Ref 4 More

Fig. 7.25 Flux injection with nitrogen using a rotary impeller More