利用疲劳试验机及扫描电镜研究了珠光体-铁素体套管钻井钢疲劳裂纹扩展行为及机制。结果表明: 应力比对该钢Paris参数m没有显著影响, 但对C具有显著影响; 有效应力强度因子幅度ΔKeff是控制裂纹扩展更本质的材料参数; 在修正的Paris线性区, 应力比对裂纹扩展速率没有显著影响, 参数meff和Ceff均为常数; 随着应力比增加, 裂纹扩展门槛值的降低能够被归因于更小的裂纹闭合效应; 在较高应力比下, 门槛区疲劳断裂表面更不易发生塑性变形。
所属栏目
试验研究西安石油大学青年科技创新基金资助项目(Z12180); 陕西省优势学科专项资金资助项目
收稿日期
2014/3/282015/4/8
作者单位
许天旱:西安石油大学材料科学与工程学院, 西安 710065
姚婷珍:西安石油大学材料科学与工程学院, 西安 710065
刘彦明:西安石油大学材料科学与工程学院, 西安 710065
备注
许天旱(1971-), 男, 陕西咸阳人, 副教授, 博士。
引用该论文:
XU Tian-han,YAO Ting-zhen,LIU Yan-ming.Fatigue Crack Propagation Behavior and Mechanism of Pearlite-Ferrite Casing-Drilling Steel[J].Materials for mechancial engineering,2015,39(9):16～21
许天旱,姚婷珍,刘彦明.珠光体-铁素体套管钻井钢疲劳裂纹扩展行为及机制[J].机械工程材料,2015,39(9):16～21
参考文献
【1】
AHMED K A F, SINDE S, DAHAB A S A H. Potential implementation of casing while drilling technique in the western desert fields of egypt[C]∥North Africa Technical Conference and Exhibition.Cairo, Egypt: Society of Petroleum Engineers, 2012: 1-16.
【2】
KARIMI M, PETRIE S W, MOELLENDICK E, et al. A review of casing drilling advantages to reduce lost circulation, augment wellbore strengthening, improve wellbore stability, and mitigate drilling-induced formation damage[C]∥SPE/IADC Middle East Drilling Technology Conference and Exhibition. Muscat, Oman: [s.n.], 2011: 1-8.
【3】
SANCHEZ F J, SMITH M, KINDI M, et al. Drilling efficiency optimization (DEO) in casing while drilling (cwd) operations in the Sultanate of Oman[C].Muscat, Oman: SPE/IADC Middle East Drilling Technology Conference and Exhibition, 2011: 1-10.
【4】
XU T H, JIN Z H, FENG Y R, et al. Study on the static and dynamic fracture mechanism of different casing-drilling steel grades[J]. Materials Characterization, 2012, 67: 1-9.
【5】
XU T H, FENG Y R, SONG S Y, et al. Determination of the maximum strain-hardening exponent[J]. Materials Science and Engineering, 2012, 550: 80-86.
【6】
BAILEY G, STRICKLER R D, HANNAHS D, et al. Evaluation of a casing drilling connection subjected to fatigue and combined load testing [C]// The 2006 offshore technology conference. Houston, Texas, USA:[s.n.], 2006: 1-7.
【7】
LADOS D A, APELIAN D, JONES P E, et al. Microstructural mechanisms controlling fatigue crack growth in Al-Si-Mg cast alloys[J]. Materials Science and Engineering: A, 2007, 468/470: 237-245.
【8】
HAMADA S, HAMADA H, SUZUKI H, et al. Microstructure and environment-dependent fatigue crack propagation properties of Ti-48Al intermetallics[J]. Journal of Materials Science, 2002, 37(6): 1107-1113.
【9】
LU M X, ZHENG X L. A new microcomputer-aided system for measuring fatigue crack propagation threshold and selecting testing parameters[J]. Engineering Fracture Mechanics. 1993, 45(6): 889-896.
【10】
PARIS P, ERDOGAN F. A Critical analysis of crack growth laws[J]. Journal of Basic Engineering, 1963, 85: 528-534.
【11】
FUCHS H O, STEPHENS R I. Metal fatigue in engineering[M]. New York: Wiley Press, 1980: 318.
【12】
WANG X G, DONGHUI YIN D H, XU F, et al. Fatigue crack initiation and growth of 16MnR steel with stress ratio effects [J]. International Journal of Fatigue, 2012, 35:10-15.
【13】
CATON M J,JOHN R,PORTER W J, et al. Stress ratio effects on small fatigue crack growth in Ti-6Al-4V[J]. International Journal of Fatigue , 2012: 38: 36-45.
【14】
KUMAR R, SINGH K. Influence of stress ratio on fatigue crack growth in mild steel[J]. Engineering Fracture Mechanics, 1995, 50: 377-384.
【15】
SCARLIN R B, SHAKESHAFT M. Limitations of some methods of establishing fracture-toughness data[J]. Metals Technology, 1981(1): 1-9.
【16】
XU F M, ZHU S J, ZHAO J, et al. Effect of stress ratio on fatigue crack propagation in a functionally graded metal matrix composite[J]. Composites Science and Technology, 2004, 64: 1795-1803.
【17】
BOYCE B L, ORITCHIE R. Effect of load ratio and maximum stress intensity on the fatigue threshold in Ti-6Al-4V[J]. Engineering Fracture Mechanics, 2001, 68: 129-147.
【18】
RICE J. The mechanics of crack tip deformation and extension by fatigue[C]∥Fatigue crack growth. Philadelphia,USA: Special Technical Publication 415, American Society for Testing and Material,1967:247-311.
【19】
KORDA A A, MUTOH Y, MIYASHITA Y, et al. Effects of pearlite morphology and specimen thickness on fatigue crack growth resistance in ferritic-pearlitic steels[J]. Materials Science and Engineering: A, 2006, 428: 262-269.
【20】
FURUKAWA K, MURAKAMIT Y, NISHIDA S I. A method for determining stress ratio of fatigue loading from the width and height striation[J]. International Journal of Fatigue,1998,20(7): 509-516.
