Hiroyuki Kokawa

Overview

Best Publications

• Microstructural evolution of 6063 aluminum during friction-stir welding

  Yutaka S. Sato;Hiroyuki Kokawa;Masatoshi Enomoto;Shigetoshi Jogan

  941
  Citations

• Optimization of grain boundary character distribution for intergranular corrosion resistant 304 stainless steel by twin-induced grain boundary engineering

  M Shimada;H Kokawa;Z.J Wang;Y.S Sato

  842
  Citations

• Parameters controlling microstructure and hardness during friction-stir welding of precipitation-hardenable aluminum alloy 6063

  Yutaka S. Sato;Mitsunori Urata;Hiroyuki Kokawa

  586
  Citations

• Constitutional liquation during dissimilar friction stir welding of Al and Mg alloys

  Yutaka S. Sato;Seung Hwan C. Park;Masato Michiuchi;Hiroyuki Kokawa

  546
  Citations

• Hall–Petch relationship in friction stir welds of equal channel angular-pressed aluminium alloys

  Yutaka S. Sato;Mitsunori Urata;Hiroyuki Kokawa;Keisuke Ikeda

  515
  Citations

• Effect of micro-texture on fracture location in friction stir weld of Mg alloy AZ61 during tensile test

  Seung Hwan C. Park;Yutaka S. Sato;Hiroyuki Kokawa

  493
  Citations

• Microstructural factors governing hardness in friction-stir welds of solid-solution-hardened Al alloys

  Yutaka S. Sato;Seung Hwan C. Park;Hiroyuki Kokawa

  434
  Citations

• Distribution of tensile property and microstructure in friction stir weld of 6063 aluminum

  Yutaka S. Sato;Hiroyuki Kokawa

  407
  Citations

• Microtexture in the friction-stir weld of an aluminum alloy

  Yutaka S. Sato;Hiroyuki Kokawa;Keiske Ikeda;Masatoshi Enomoto

  400
  Citations

• TWIN-INDUCED GRAIN BOUNDARY ENGINEERING FOR 316 AUSTENITIC STAINLESS STEEL

  M. Michiuchi;H. Kokawa;Z.J. Wang;Y.S. Sato

  377
  Citations

• Basal plane texture and flow pattern in friction stir weld of a magnesium alloy

  Seung Hwan C. Park;Yutaka S. Sato;Hiroyuki Kokawa

  376
  Citations

• Rapid formation of the sigma phase in 304 stainless steel during friction stir welding

  Seung Hwan C. Park;Yutaka S. Sato;Hiroyuki Kokawa;Kazutaka Okamoto

  334
  Citations

• Microstructural characteristics and mechanical properties of Ti-6Al-4V friction stir welds

  Yu Zhang;Yutaka S. Sato;Hiroyuki Kokawa;Seung Hwan C. Park

  310
  Citations

• Sliding behaviour and dislocation structures in aluminium grain boundaries

  Hiroyuki Kokawa;Tadao Watanabe;Seiichi Karashima

  301
  Citations

• Characteristics of the kissing-bond in friction stir welded Al alloy 1050

  Yutaka S. Sato;Hideaki Takauchi;Seung Hwan C. Park;Hiroyuki Kokawa

  296
  Citations

• Precipitation sequence in friction stir weld of 6063 aluminum during aging

  Yutaka S. Sato;Hiroyuki Kokawa;Masatoshi Enomoto;Shigetoshi Jogan

  280
  Citations

• Grain structure evolution during friction-stir welding of AZ31 magnesium alloy

  U.F.H.R. Suhuddin;S. Mironov;Y.S. Sato;H. Kokawa

  274
  Citations

• Grain structure and texture evolution during friction stir welding of thin 6016 aluminum alloy sheets

  U.F.H.R. Suhuddin;S. Mironov;Y.S. Sato;H. Kokawa

  230
  Citations

• Microstructure evolution during friction-stir welding of AZ31 magnesium alloy

  S. Mironov;T. Onuma;Y.S. Sato;H. Kokawa

  217
  Citations

• Microstructural evolution during friction stir-processing of pure iron

  S. Mironov;Y.S. Sato;H. Kokawa

  209
  Citations