Steels_ Metallurgy and Applications, Third Edition

248 Steels: Metallurgy and Applications 1000 - 'E^100 z o o4 ii <3 r o c- o_.. O r 10 9 High-strength 1CrMo(old) o Low-stren ...

Engineering steels 249 transportational stresses. Whereas the storage containers could experience up to 12 refills per annum, th ...

250 Steels: Metallurgy and Applications are adopted. In the United States, M50 (0.8% C, 4.0% Cr, 4.25% Mo) is used extensively i ...

Engineering steels 251 Factors affecting fatigue performance Johnson and Sewell u were among the earliest investigators to estab ...

252 Steels: Metallurgy and Applications inclusion assessment. For many years, both the steelmakers and bearing manufac- turers h ...

Engineering steels 253 argon shrouding of the molten stream was adopted which prevented reoxidation, leading to a further reduct ...

254 Steels: Metallurgy and Applications :3^6 8 < oo 4 10 sl 2 I |l.~--D-Type Inclusions Sept. Apr. Sept. 1984 1985 1986 Time ...

Engineering steels 255 The chromium content of most grades of high-speed steel is about 4%. Chromium forms carbides such as M23C ...

256 Steels: Metallurgy and Applications However, vanadium carbide improves the abrasion resistance of high-speed steels and is a ...

Engineering steels 257 of cooling can then be increased. This treatment results in the formation of a ferrite matrix with finely ...

258 Steels: Metallurgy and Applications that the Ms-Mf temperature range is raised and the retained austenite transforms to mart ...

Table 3.13 High-speed steels - BS 4659: 1989. Details of composition and hardness Designation C% Cfi Mo% W% V% Co% Hardness afte ...

260 Steels: Metallurgy and Applications Table 3.14 Grade C% W% 114o% Cr% V% T1 0.75 18 4 1 M1 0.8 2 8 4 1 M2 0.85 6 5 4 2 Table ...

Engineering steels 261 9 0.2% proof strength, 790-830 N/mm 2 9 tensile strength, 1000-1150 N/mm 2 9 elongation, 17-19% 9 red ...

262 Steels: Metallurgy and Applications Table 3.16 Composition ranges for 18% Ni-Co-Mo maraging steels 32 Grade Wrought Cast 18N ...

Engineering steels 263 Figure 3.39 Fracture toughness of maraging steels and other high-strength martensitic grades (After Magne ...

264 Steels: Metallurgy and Applications Table 3.17 Applications for maraging steels 32 Aerospace Tooling and machinery Structura ...

Engineering steels 265 Table 3.18 Component Weight (tons) ....... ............ 660 MW Fossil unit 1200 MW Nuclear unit HP rotor ...

266 Steels: Metallurgy and Applications affect the rotor journals due to their smaller cross-sectional area. However, given the ...

Engineering steels 267 Table 3.19 FATI' Values in LP rotors Period FA77,oc a Average " iange 1970-1975 +25 0 to + 50 1976-1980 + ...