By J. Gilbert Kaufman
The ebook is meant to be a guide, a common reference, and a textbook. It includes the history academic fabrics on parametric analyses, vast info, and formerly unpublished grasp high-temperature curves for wrought and solid aluminum alloys.
ASM overseas has formerly released broad numeric real info at the high-temperature tensile and creep homes of aluminum alloys within the booklet homes of Aluminum Alloys: Tensile, Creep, and Fatigue facts at low and high Temperatures. as well as curiosity within the houses themselves, there's a large amount of curiosity in how those homes are analyzed to supply estimates of long-time carrier functionality. The latter research uses parametric time-temperature relationships dependent upon rate-process thought, permitting the person to mix all time-temperature publicity curves into one grasp curve priceless for extrapolation in addition to interpolation. the aim of this ebook to provide an explanation for and illustrate such analytical instruments, and to supply a wide diversity of illustrative examples established upon information from the former booklet, plus a lot formerly unpublished info from Alcoa Laboratories.
The thought of and strategies for the advance of grasp parametric relationships for high-temperature creep and tension rupture info for aluminum alloys are established upon rate-process thought. the benefits and barriers of numerous such analyses should be mentioned. formerly unpublished grasp curves can be supplied for a few aluminum alloys, together with wrought alloys 1100, 2024, 3003, 3004, 5050, 5052, 5154, 5454, 5456, 5083,and 6061, plus numerous castings alloys, together with 224.0, 249.0, C355.0, and 357.0.
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Extra info for Parametric Analyses of High-Temperature Data for Aluminum Alloys
Stress versus rupture time. Broken lines represent extrapolations using LarsonMiller Parameter. Data Sets / 43 Fig. 2024-2 Stress rupture strengths of 2024-T851 plate at various temperatures. Stress versus temperature Fig. 2024-3 Archival Larson-Miller parametric master curve for stress rupture strengths of 2024-T851. 9 44 / Parametric Analyses of High-Temperature Data for Aluminum Alloys Fig. 2024-4 Stress rupture strengths of 2024-T851 plate at various temperatures following LMP analysis. Stress versus rupture time.
Stress rupture strengths of 1 in. 1100-O plate at various temperatures. Stress versus rupture time. Dashed lines represent extrapolations of Alcoa data using the Larson-Miller Parameter. Data Sets / 33 16 212 °F 200 °F 14 250 °F Stress rupture strength, ksi 12 300 °F 10 350 °F 8 400 °F 6 375 °F 4 450 °F 550 °F 500 °F 2 0 1 10 102 104 103 105 Elapsed time, h Alcoa data U of M data Symbol with Fig. 1100-2 Test temperature °F °R 200 660 212 672 250 710 300 760 350 810 Alcoa data U of M data Test temperature °F °R 375 835 400 860 450 910 500 960 550 1010 represents test discontinued without rupture.
3003-1 Stress rupture strengths of 3003-O products at various temperatures. 9 Data Sets / 59 Fig. 3003-2 Stress rupture strengths of 3003-O products at various temperatures. Stress versus temperature Fig. 3003-3 Archival Larson-Miller parametric master curve for stress rupture strengths of 3003-O products. 0 60 / Parametric Analyses of High-Temperature Data for Aluminum Alloys Archival Larson-Miller parametric master curve for stress rupture strengths of 3003-O products. 51 Rupture time, h Fig.