Science and Technology of Welding and Joining, Vol. 26, No. 4, out now

With papers looking at on microstructure and properties, shipbuilding steels, and Self-piercing riveting.

This issue contains the following articles, which are available to members via My IOM3.

Impact of Nb on microstructure and properties of oscillating laser-CMT hybrid welding joints of A7204P-T4 aluminium alloy sheets

Shikai Wu, Zhongxiu Li, Enyu Qi, Xujian Cui, Song Zhang & Xiaohui Han

Pages: 273-278

DOI: 10.1080/13621718.2021.1894764

Dynamic estimation of joint penetration by deep learning from weld pool image

Yongchao Cheng, Shujun Chen, Jun Xiao & YuMing Zhang

Pages: 279-285

DOI: 10.1080/13621718.2021.1896141

Formation of the periodic material flow behaviour in friction stir welding

Hao Su, Tao Wang & Chuansong Wu

Pages: 286-293

DOI: 10.1080/13621718.2021.1902605

Effect of TiC particles on ductility dip cracking susceptibility of Ni-base superalloy

Jingqing Chen, Pengju Zhang, Tao Mo & Yu Wu

Pages: 294-300

DOI: 10.1080/13621718.2021.1902609

Self-piercing riveting for single-strap butt joints in similar aluminium alloys

Chengyu Song, Baoying Xing, Xiaocong He & Shipeng Wang

Pages: 301-308

DOI: 10.1080/13621718.2021.1905944

Strengthening and toughening strategies of weld metal for in-situ nanoparticle reinforced tin bronze alloy

X. H. Chen, Y. F. Ma, Y. J. Cheng, Z. D. Wang, M. Yang, W. W. Jiang & Y. D. Cao

Pages: 309-315

DOI: 10.1080/13621718.2021.1907024

Influence of welding HAZ microstructure on low-temperature impact fracture behaviour in C–Mn shipbuilding steel

Zuopeng Zhao, Xuteng Hu, Weidong Wen & Bin Wang

Pages: 316-323

DOI: 10.1080/13621718.2021.1907689

Nanoscale chromium carbides induced abnormal hardness in dissimilar metal welds

F. C. Liu, T. W. Nelson, S. L. McCracken & P. Minson

Pages: 324-331

DOI: 10.1080/13621718.2021.1907690

High speed X-ray observation of digital controlled submerged arc welding phenomena

Yohei Abe, Takahiro Fujimoto, Mitsuyoshi Nakatani, Hisaya Komen,

Masaya Shigeta & Manabu Tanaka

Pages: 332-340

DOI: 10.1080/13621718.2021.1908746

Solidification cracking susceptibility associated with a teardrop-shaped weld pool

Sindo Kou

Pages: 341-347

DOI: 10.1080/13621718.2021.1910179