Fatigue Life and Short Crack Propagation of Turbine Rotor Steels under Variable Strain Loading /

Fatigue behavior of steam turbine rotor steels with and without defects has been investigated at 550°C with emphasis on the effects of service loadings. It is shown that the life of defect-free materials is reduced remarkably by a factor of 10 to 100 due to the accumulation of the plastic strain ran...

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Bibliographic Details
Main Authors: T, Mori (Author), H, Toyoda (Author), S, Ohta (Author)
Corporate Authors: ASTM International, American Society for Testing and Materials
Format: Book
Language:English
Published: West Conshohocken, Pa. : ASTM International, 1988
Subjects:
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245 1 0 |a Fatigue Life and Short Crack Propagation of Turbine Rotor Steels under Variable Strain Loading /  |c Mori T, Toyoda H, Ohta S 
264 1 |a West Conshohocken, Pa. :  |b ASTM International,  |c 1988 
300 |a 1 online resource (12 pages) :  |b illustrations, figures, tables 
336 |a text  |2 rdacontent  |b txt 
337 |a computer  |2 rdamedia  |b c 
338 |a online resource  |2 rdacarrier  |b cr 
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506 |a Restricted for use by site license.  
520 3 |a Fatigue behavior of steam turbine rotor steels with and without defects has been investigated at 550°C with emphasis on the effects of service loadings. It is shown that the life of defect-free materials is reduced remarkably by a factor of 10 to 100 due to the accumulation of the plastic strain range, which becomes conspicuous under a programmed fatigue test which simulates service loadings. A linear damage cumulative law in terms of the plastic strain range to estimate the fatigue life is presented. It is also shown that in order to evaluate the effect of defects, the conventional low-cycle fatigue test is not appropriate but a variable strain test is necessary. The fatigue life of the material with a defect is discussed in light of crack initiation and growth periods 
541 |a ASTM International  |3 PDF  |c Purchase price  |h USD25 
588 |a Description based on publisher's website, viewed February 19, 2016 
650 0 |a 12Cr steels 
650 0 |a 1Cr-Mo-V steels 
650 0 |a Crack propagation 
650 0 |a Defects 
650 0 |a Fatigue (materials) 
650 0 |a High temperature fatigue 
650 0 |a Inclusions 
650 0 |a Life prediction 
650 0 |a Metals  |x Fatigue  |v Congresses 
650 0 |a Metals  |x Fatigue 
650 0 |a Service loadings 
650 0 |a Short-crack 
650 0 |a Stress-strain curves 
650 0 |a Turbine rotor steels 
650 1 4 |a Fatigue (materials) 
650 2 4 |a 12Cr steels 
650 2 4 |a 1Cr-Mo-V steels 
650 2 4 |a Crack propagation 
650 2 4 |a Defects 
650 2 4 |a High temperature fatigue 
650 2 4 |a Inclusions 
650 2 4 |a Life prediction 
650 2 4 |a Service loadings 
650 2 4 |a Short-crack 
650 2 4 |a Stress-strain diagrams 
650 2 4 |a Turbine rotor steels 
700 1 |a H, Toyoda,  |e author 
700 1 |a S, Ohta,  |e author 
710 2 |a ASTM International 
710 2 |a American Society for Testing and Materials  |t Selected Technical Papers. 
710 2 |a American Society for Testing and Materials 
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