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Tham khảo tài liệu 'smithells metals reference book part 12', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Damping capacity 15-19 TuMe 15J ANELASTIC DAMPING continued Activation Composition and Peak Frequency Modulus energy Mechanism Alloy physical condition temp. Hz defect kJ mol 1 or type Ref. Fe-Cr Fe-22.5 Cr 662 c -1 O.55x 10 2 222 Grain boundary 110 Fe-Cr Fe-22.5 Cr 56O C -1 1.1 X 10 1 222 Zener 111 Fe-Cr Fe-17wt Cr- -250K 300-2000 Snock 264 Deuterium cold worked Fe-Cr- Fe-13at Cr-6at Al- 450 C 0.67 Zener Fe-Cr pairs 294 Al-RE 2at Mo-0.05at Ce 624 C 0.59 3.3 eV solute G.B. peak of 690 C 0.55 4.0 eV Fe-Cr ditto Fe-RE Fe-27at Cr-7at Al- 523 C 0.61 2at Mo-0.056at Ce 663 C 0.56 3.6 eV 713 c 0.51 4.0 eV- Fe-23at Cr-6at Al- 529 C 3.3 eV 0.065at Y 632 C 690 C 3.9 eV Fe-Cr-C Fe- 1.2 Cr-5.2 Cr - -320 K. -1 -10 2 75.31- Snoek type 112 c Quenched from 750 C 82.72 Fe-Cr-N Fe-4.2 Cr-N Several -1 Up to 67.8- Motion of N atoms 113 peaks 2.3x10 - 92.0 in various 266 K- 339 K environments Fe-Cr-N Fe-16.6wt Cr- 270 250 C -0.9 Snock 290 130 200 ppm N quenched from 1000 C Fe-16.6wt Cr- Peak Associated with 480 580 ppm N broadened martensitic phase Fe-Cr-Ni 304L stainless steel 335-340K -1000 0.6 eV but height 289 cold worked other depends on amount peaks at 0.4 0.4 eV of cold work Fe-Cr- 304 316 and 310S 230 K 1.5 49.0 Stress-induced 303 Ni -H 10at H electrolytically charged with H 300 K 200-2000 49.0 ordering of H pairs Fe-Cr-Ni Sus 310S 316 and 304 300 K -550 H-H Snoek 280 H charged only plus cold-work 300K Bordoni 330K CW and 230 K H CW H-lattice defects Fe-Cr-Ni 3O4L stainless steel 325 and -500 Gamma phase and 286 cold-worked 360 K alpha martensite resp. otFe-H Fe 0.1 At. H 30 K 1.0 8x 10 4 Snock type 114 otFe-H Fe 0.1 At. H CW 0.5 116 K 1.0 1.6 X 10 - Koster type 114 Fe-H Fc-H aged at 60 C -150K 8x 104 2xl0 4 Koster type 115 for 5h -180 K 8xlO4 -6.5 X10 4 Koster type 115 Fe -H Pure Fe electrolytically 130K 1 0.22 Peaks at 130 and 296 charged with H 170K 0.35 170 K due to deformed before 330 K 2 interaction between charging dislocations and aggregated H thermally activated .
