Improvement of omega method for creep life prediction

ISIJ International

Volumn 37, Issue 4, 1997, Pages 419-423

  Maruyama, Kouichi ^a   Nonaka, Isamu ^b   Sawada, Kota ^a   Sato, Hiroyuki ^a   Koike, Jun Ichi ^a   Umaki, Hideo ^b  

^a TOHOKU UNIVERSITY   (Japan)

^b IHI CORPORATION   (Japan)

Author keywords

Constitutive creep equation; Creep curve; Creep rupture; Heat affected zone; Heat resisting steel; High temperature; Life assessment; Omega method

Indexed keywords

CREEP; HEAT AFFECTED ZONE; LINEARIZATION; SERVICE LIFE; STEEL HEAT TREATMENT; STEEL TESTING; STRAIN; SUPERALLOYS;

FERRITIC STEEL; OMEGA METHOD; RUPTURE LIFE;

WELDED STEEL STRUCTURES;

EID: 0030714263     PISSN: 09151559     EISSN: None     Source Type: Journal    
DOI: 10.2355/isijinternational.37.419     Document Type: Article

References (15)

1. B. J. Cane: Mater. Forum, 9 (1986), 5.
2. R. Viswanathan: Damage Mechanisms and Life Assessment of High-Temperature Components, ASM Int., Metal Park, Ohio, (1988).
3. R. W. Evans, J. D. Parker and B. Wilshire: Recent Advances in Creep and Fracture of Engineering Materials and Structures, ed. by B. Wilshire and D. R. J. Owen, Pineridge Press, Swansea, UK, (1982), 135.
4. R. W. Evans and B. Wilshire: Creep of Metals and Alloys, The Inst. Metals, London, (1985), Chapter 6.
5. K. Maruyama and H. Oikawa: Trans. ASME, J. Press. Vess. Technol., 109 (1987), 142.
6. K. Maruyama, C. Tanaka and H. Oikawa: Trans. ASME, J. Press. Vess. Technol., 112 (1990), 92.
7. M. Prager: ASME-PVP, 288 (1994), 401.
8. M. Prager: Strength of Materials, ed. by H. Oikawa et al., Jpn. Inst. Met., Sendai, (1994), 571.
9. M. Prager and F. Masuyama: Strength of Materials, ed. by H. Oikawa et al., Jpn. Inst. Met., Sendai, (1994), 575.
10. I. Nonaka, H. Umaki, S. Kihara and S. Torihata: Proc. 1995 Annual Meeting of JSME/MMD, Vol. B, JSME, Tokyo, (1995), 379.
11. I. Nonaka, S. Torihata, S. Kihara, H. Umaki and K. Maruyama: J. Soc. Mater. Sci., Jpn., 46 (1997), in press.
12. K. Maruyama and H. Oikawa: J. Jpn. Inst. Met., 55 (1991), 1189.
13. K. Maruyama: Materia Jpn., 33 (1994), 601.
14. B. J. Cane: Met. Sci., 12 (1978), 102.
15. H. Ota, K. Maruyama and H. Oikawa: Strength of Metals and Alloys, ed. by D. G. Brandon et al., Freund Publ. House, London, (1991), 343.