Search Results for chromium steel

Fig. 17 End-quench hardenability of (a) 4130, (b) 4140, and (c) high-chromium steels. Source: Ref 6 More

Fig. 101 Internal oxidation of a nickel-chromium steel carburized in a laboratory furnace, showing both grain-boundary oxides and oxide precipitates within grains. 400×. Source: Ref 43 More

Fig. 121 Microcracking in a nickel-chromium steel that also exhibits microsegregation. 900×. Source: Ref 43 More

Fig. 69 Internal oxidation of a nickel-chromium steel carburized in a laboratory furnace, showing both grain-boundary oxides and oxide precipitates within grains. 402×. Source: Ref 30 More

Fig. 84 Microcracking in a nickel-chromium steel that also exhibits microsegregation. 910×. Source: Ref 30 More

Fig. 83 Method of heating high-carbon-chromium steel ingots and the calculated corresponding values of thermal stresses and plastic strain in the core. (Subscripts r, t, and z are radial, tangential, and axial stresses and strains, respectively.) Source: Ref 178 More

Fig. 44 True specific heat of chromium steels. Circles: 7% ≤ Cr ≤ 14%; squares, 14% < Cr ≤ 28% More

Fig. 37 Effect of tempering temperature on hardness for selected chromium steels More

Fig. 1 Oxidation of chromium steels at 1000 °C More

Fig. 7 Modified Goodman diagrams for steel helical springs made from chromium-silicon steel (a and b), oil-tempered wire (c and d), and hard-drawn spring wire (e and f). The graphs on the left (a, c, and e) plot maximum allowable stress for 10 million cycles for 3.18 mm (0.125 in.) diam wires More

Fig. 31 AISI H13 chromium hot-worked tool steel, spheroidize annealed. 4% picral. 1000× More

Fig. 9 Effect of manganese content in steel on chromium content in sulfides for a free-machining 13% Cr martensitic stainless steel. Source: Ref 14 More

Fig. 7 Chromium and iron concentration gradient in a type 304L stainless steel specimen exposed to LiF-BeF 2 -ZrF 4 -ThF 4 -UF 4 (70, 23, 5, 1, and 1 mol%, respectively) for 5700 h at 688 °C (1270 °F) More

Fig. 25 Failed chromium-plated blanking die made from AISI A2 tool steel. (a) Cracking (arrows) that occurred shortly after the die was placed in service. (b) Cold-etched (10% aqueous nitric acid) disk cut from the blanking die (outlined area) revealing a light-etching layer. Actual size. (c More

Fig. 13 Superheater tubes made of chromium-molybdenum steel (ASME SA-213, grade T-11) that ruptured because of overheating. (a) Tube that failed by stress rupture. (b) Resultant loss of circulation and tensile failure More

Fig. 8 Scanning electron microscopy images of a chromium electrodeposit on steel with uniform thickness, following the base material morphology. (a) Surface image of a sulfate-catalyst (Sargent bath)-deposited chromium film. Source: Ref 10 , with permission. (b) Focused ion beam cross More

Fig. 66 Dimension and chemical composition of chromium-molybdenum steel specimen. Source: Ref 164 More

Fig. 5 Iron-chromium-carbon pseudo-binary phase diagram for 12 wt% Cr steel. Circled numbers represent the four HAZ regions shown in Fig. 3 and 6 . Source: Adapted from Ref 5 More

Fig. 25 Failed chromium-plated blanking die made from AISI A2 tool steel. (a) Cracking (arrows) that occurred shortly after the die was placed in service. (b) Cold-etched (10% aqueous nitric acid) disk cut from the blanking die (outlined area) revealing a light-etching layer. Actual size. (c More

Fig. 16 Micrographs from a service-exposed chromium-molybdenum steel fired heater tube. (a) Low magnification showing the entire tube wall in cross section. Original magnification: 25×. (b) Higher magnification from near the exterior surface showing the carburized microstructure. Original More