The Paton Welding Journal, 2010, №02

2010 №02 (09)

2010 №02 (02)

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The Paton Welding Journal, 2010, #2, 2-6 pages
 

Calculation prediction of fatigue life of freight car side frame under alternating cyclic loads

V.I. Makhnenko, I.Yu. Romanova

E.O. Paton Electric Welding Institute, NASU, Kiev, Ukraine
 
 
Abstract
An example of calculation prediction of fatigue crack growth in a side frame of freight cars at a preset range of random cyclic loads is considered. Relationship between exceeding design conditions of operation of the car and probable cause of its fracture was studied.
 
 
Keywords: fatigue crack, random cyclic loading, side frame, freight car, casting defect, calculation prediction of fatigue life
 
 
Received:                ??.??.??
Published:               28.02.10
 
 
References
1. Makhnenko, V.I., Saprykina, G.Yu. (2009) Safety service life of welded joints of bays. In: Proc. of 4th Int. Conf. on Mathematical Modeling and Information Technologies in Welding and Related Processes (27-30 May 2008, Katsiveli, Crimea, Ukraine). Kiev: PWI, 103-108.
2. Codes of structural design of railway cars (non-self-propelled) of Ministry of Communications for track of 520 mm. Introd. 07.02.96.
3. (2009) Technical conclusion on expert verification results in determination of causes of side frame fracture N 36213-143-06 at 2903 km PK7 in Barabinsk-Tatarskaya section behind point #6 of Kabakly station of Novosibirsk Division of West-Siberian Railway of VNIIZhT Company. Approved 27.02.2009. Moscow.
4. Severinova, T.P. (2002) Design-theoretical substantiation of viability of side frames and bolsters with admissible defects. Vestnik VNIIZhT, 5, 40-45.
5. (1996) Recommendation for fatigue design of welded joints and components. IIW Doc. XIII-1539-96/XV-845-96.

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Suggested Citation

V.I. Makhnenko, I.Yu. Romanova (2010) Calculation prediction of fatigue life of freight car side frame under alternating cyclic loads. The Paton Welding J., 02, 2-6.

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