Texture analysis and joint performance of laser-welded similar and dissimilar dual-phase and complex-phase ultra-high-strength steels

AK Pramanick, H Das, JW Lee, Y Jung, HH Cho… - Materials …, 2021 - Elsevier
Microstructural analysis based on texture patterns and an evaluation of high-cycle fatigue
performance of laser-welded similar and dissimilar ultra-high-strength dual-phase (DP) and …

Microstructure evolution during friction stir welding of 1Cr11Ni2W2MoV martensitic stainless steel at different tool rotation rates

M Ragab, H Liu, MMZ Ahmed, GJ Yang, ZJ Lou… - Materials …, 2021 - Elsevier
This study investigates the effect of tool rotation speed on the microstructure evolution of the
friction stir welded 1Cr11Ni2W2MoV martensitic stainless steel. The microstructure changes …

Interfacial reaction during friction stir assisted scribe welding of immiscible Fe and Mg alloy system

H Das, P Upadhyay, T Wang, B Gwalani, X Ma - Scientific Reports, 2021 - nature.com
We report on interfacial characteristics and chemistry of bonded Mg-Fe interfaces welded
using friction stir assisted scribe technique (FaST). Two pairs of dissimilar joints:(AZ31 …

Effect of pre-straining on high cycle fatigue and fatigue crack propagation behaviors of complex phase steel

S Kim, T Song, H Sung, S Kim - Metals and Materials International, 2021 - Springer
Pre-straining tends to increase yield/tensile strengths and dislocation density by strain
hardening of steel while also, affecting its high cycle fatigue (HCF) and fatigue crack …

Clarifying effect of welding conditions on microstructure and mechanical properties of friction stir spot-welded DH590 automotive high-strength steel plates

Y Zhao, L Chen, S Zhu, Y Sun, S Guan - Journal of Iron and Steel …, 2021 - Springer
Friction stir spot welding was successfully applied to the 1.2-mm-thick DH590 dual-phase
steel plates by using a polycrystalline cubic boron nitride rotating tool. During welding, the …

[PDF][PDF] Sıcak haddelenmiş DP, CP ve TRIP çeliklerinde faz dönüşümleri

B Barutçuoğlu - 2021 - researchgate.net
Bu tez çalışmasının amacı ülkemizde üretimi olmayan sıcak haddelenmiş geliştirilmiş yüksek
mukavemetli (AHSS) yassı çeliklerin üretiminin geliştirilmesidir. Sıcak haddelenmiş AHSS …