Search Results - "Wang, D.Q.Q."

Evaluating the fatigue property of S355J2W steel butt-welded joint: Multiple notch effects by Wang, D.Q.Q., Yao, D.D., Wang, Q., Gao, Z.B., Zhang, Z.F., Li, X.W.

“…•The macroscopic stress concentration is the main reason for as-welded specimens.•The GB cementite segregation is the main factor for smooth-welded…”
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Fatigue mechanism of medium-carbon steel welded joint: Competitive impacts of various defects by Wang, D.Q.Q., Yao, D.D., Gao, Z.B., Wang, Q., Zhang, Z.F., Li, X.W.

“…•Volume defects are the main factors, microstructure weakness is the secondary factor.•Two typical competitive relations exist in the fatigue failure of welded…”
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Evaluating the fatigue cracking risk of surface strengthened 50CrMnMoVNb spring steel with abnormal life time distribution by Wang, D.Q.Q., Wang, Q., Zhu, Y.K., Zhang, P., Zhang, Z.J., Ren, C.X., Li, X.W., Zhang, Z.F.

“…Surface strengthening is an important method which can effectively improve the fatigue property of metallic materials. In order to improve the fatigue…”
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Enhanced bending fatigue resistance of a 50CrMnMoVNb spring steel with decarburized layer by surface spinning strengthening by Ren, C.X., Wang, D.Q.Q., Wang, Q., Guo, Y.S., Zhang, Z.J., Shao, C.W., Yang, H.J., Zhang, Z.F.

“…•Surface decarburized layer of spring steel turns into a strengthened layer after surface spinning strengthening treatment.•The bending fatigue life of spring…”
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