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백운봉(Baek Un Bong),이해무(Lee Hae Moo),이윤희(Lee Yun Hee),남승훈(Nahm Seung Hoon) 대한기계학회 2009 대한기계학회 춘추학술대회 Vol.2009 No.5
In this study. Low cycle fatigue properties were experimentally measured for 9Cr-1Mo steel. This test data will using design and life assessment for fossile power plant boiler head and steam pipes. Low cycle fatigue test performed at room temperature and high temperature(design temperature). Temperature effect for low cycle fatigue is discussed in detail. Standardization performed that the temperature calibration method for high temperature low cycle fatigue. The measured Reversals to failure vs true strain amplitude curve for the 9Cr-lMo steel at room temperature as shown in Fig. 1.
대형 설비/구조물 안전성에 있어서 국가참조표준의 역할과 전망
남승훈(Seung Hoon Nahm),이윤희(Yun-Hee Lee),백운봉(Un Bong Baek),정인현(In Hyun Chung),이해무(Hae Moo Lee) 대한기계학회 2007 대한기계학회 춘추학술대회 Vol.2007 No.5
In order to guarantee the safety of the facility systems, one of the essential components is information on mechanical properties of materials used for the construction. However, acquisition or accumulation of the mechanical property data in industrial fields is limited because this operation does not yield profit, excepting few materials production companies. Corresponding to the urgent needs and poor economical features, the MOCIE has founded the National Center for Standard Reference Data in the KRISS and also designated the Data Center of Mechanical Properties for Metallic Materials (DCMP) as a principal operating section. The DCMP plays roles of collection, edition and evaluation of the mechanical data and development of reference standards. In this study, several functions of the DCMP and standardization procedures of mechanical properties data will be introduced the prospective of standard reference researches will be discussed based on active feedbacks from industrial fields.