Fig. 10.15 Drilling sprues; (a) wheel sprue drilling, (b) multidrill heads for knuckle sprues. Reprinted with permission from Ref 2 More

Fig. 22 Monitoring of corrosion in drilling fluids versus flow conditions. LPR, linear polarization resistance; Pitting Factor values, defined as the standard deviation of the corrosion current divided by the mean corrosion current, ≥0.1 indicate active pitting conditions. More

Fig. 3 (a) Plastic molds for a drilling machine body, showing a polishing operation, (b) Baby bath plastic injection mold, after final polishing. Courtesy of Villares Metals. More

Fig. 11.15 (a–c) Oil and gas subsea drilling and production component. (b and c) Corroded and worn areas on the groove that (d) is connected using (e) the choke-and-kill pin. (f) Pitting corrosion on the choke-and-kill pin. Source: Ref 11.19 More

Fig. 8.51 Drilling forces on composite laminate. Source: Ref 8.20 More

Fig. 10.10 Drilling forces on composite laminate. Source: Ref 10.4 More

Fig. 10.5 Effect of drill-point design on life of T15 drills when drilling 0.310 in. (7.87 mm) deep holes in 0.800 in. (20 mm) thick Astroloy nickel-base superalloy More

Fig. 7.25 Use of short- and ultrashort-radius composite drill pipes in drilling horizontally into an oil-and/or gas-bearing strata. A, horizontal well; B, vertical well. Source: Energy Information Administration, Office of Oil and Gas More

Fig. 42 Drilling of blank for uniform core hardness More

Fig. 5.41 Drilling of blank for uniform core hardness More

Fig. 15.19 Pin-end view of titanium drill pipe joints used for short-radius drilling operations More

Fig. 10.3 Effect of various cutting fluids and speeds on tool life when drilling Ti-6Al-4V (375 HB). HSS, high-speed steel More

Fig. 11.7 Drilling forces on composite laminate. Source: Ref 2 More

Fig. 11.9 Peck drilling. Source: Ref 3 More

Fig. 11.11 Automated composite wing drilling system. Source: PaR Systems, Inc. More

Fig. 11.12 Robotic drilling of composite control surface. Source: The Boeing Company More

Fig. 11.13 Composite outer wing numerically controlled drill jig (NCDJ) drilling system. Source: The Boeing Company More

Fig. 20.32 Diamond core drilling of a titanium matrix composite component. Source: The Boeing Company More

Fig. 6.4 Radial drilling machine sleeve More

Fig. 7.26 Gating example: radial drilling machine arm More