Search Results for macrostructure

Fig. 5 Macrostructure of as-cast aluminum ingot. Transverse section shows outer chill zone and columnar grains that have grown perpendicularly to the mold faces. Etched using Tucker's reagent. 1.5× More

Fig. 6 Macrostructure of a continuous-cast copper ingot. (a) Spider cracks revealed using dye-penetrant inspection. Transverse section at top; longitudinal section at bottom. (b) Same ingot, etched using Waterbury's reagent. Cracks are not revealed. Both approximately 0.5× More

Fig. 9 Macrostructure samples from joints after laser roll welding of low-carbon steel sheet (JIS-SPCC) with (a) A1050 aluminum and (b) aluminum-magnesium alloy A5052. Laser power, welding speed, and roll pressure were: (a) 1.5 kW, 1.5 m/min (4.9 ft/min), and 150 MPa (22 ksi) for A1050, and (b More

Fig. 23 Macrostructure of the bar cross section (a) on the face of a forged disk and (b) sampling. Source: Ref 27 More

Fig. 2 Macrostructure of a cast Ti-6Al-4V alloy specimen. Etchant: Keller's reagent More

Fig. 27 Computer processed image of the macrostructure of a Ti-6Al-4V ingot. (a) Longitudinal section with coarse equiaxed grains in the center (light), columnar grains (gray), and fine equiaxed grains on the surface. (b) Cross section with reverse coloration More

Fig. 3 Macrostructure of UNS G10170 steel, as strand cast. Compare with Fig. 4 . 10% HNO 3 in H 2 O. 4.75×. Courtesy of J.R. Kilpatrick More

Fig. 17 Macrostructure of 30 mm (1.2 in.) diam bars. (a) Hypoeutectic, carbon equivalent = 3.94. (b) Eutectic, carbon equivalent = 4.27. (c) Hypereutectic, carbon equivalent = 4.64. Etchant: direct austempering after solidification plus picral 5%. Source: Ref 14 More

Fig. 18 Macrostructure of a spheroidal graphite iron etched by direct austempering after solidification. Source: Ref 13 More

Fig. 12 Macrostructure of an Al-12.7Si alloy showing equiaxed grains and dendrites. Etchant: modified Poulton reagent (60% HCl, 30% HNO 3 , 5% HF, 5% H 2 O). Original magnification 5× More

Fig. 5 Macrostructure of a continuous-cast copper ingot. (a) Spider cracks revealed using dye-penetrant inspection. Transverse section at top; longitudinal section at bottom. (b) Same ingot, etched using Waterbury's reagent. Cracks are not revealed. Both approximately 0.5×. Source: Ref 8 More

Fig. 10 Macrostructure of as-cast aluminum ingot. Transverse section shows outer chill zone and columnar grains that have grown perpendicularly to the mold faces. Etched using Tucker's reagent. 1.5×. Source: Ref 8 More

Fig. 9 Macrostructure at a triple point of a stainless steel slab, transverse section. Electrolytic etch. Courtesy of J. Kelly, Steltech Ltd. More

Fig. 52 Macrostructure showing a number of pitlike locations on the inner surface of the tube More

Fig. 25 Macrostructure of a 9.5 mm (0.375 in.) diameter aluminum alloy 5356 stud welded to a 6.4 mm (0.250 in.) alloy 5053 plate More

Fig. 10 Macrostructure of Timetal-21S (β titanium alloy) joint of a fin-plate heat exchanger brazed in vacuum at 830 °C (1530 °F) using amorphous foil TiBraze800 (Zr-14.7Ti-12.6Ni-1Hf wt%). Original magnification: 12.5× More

Fig. 44 Macrostructure of titanium-chromium brazed joint. Original magnification: 38×. Photograph courtesy of George Fischer and Michael Markovich, IVAC Technologies Corp. More

Fig. 1 Carbon steel rail thermite weld. (a) Macrostructure. (b) Weld material. 65×. (c) Fusion line area. 65×. (d) Heat-affected zone. 65×. (e) Unaffected rail area. 65× More

Fig. 1 Macrostructure of three turbine blades: polycrystalline (left), columnar grain directionally solidified (center), and single-crystal directionally solidified (right) More

Fig. 12 Macrostructure of pure aluminum sheet showing the grain size after reduction in thickness for the amounts shown, then annealed. Abnormal grain growth is most prominent between 3 and 10% reduction. Above 50% reduction, the structure has undergone primary recrystallization to establish More