New York Times subscribers* enjoy full access to TimesMachine—view over 150 years of New York Times journalism, as it originally appeared. *Does not include Games-only or Cooking-only subscribers.

The effect of laser shock peening (LSP) on the microhardness and tensile properties of laser cladding (LC) 30CrMnSiNi2A high-strength steel was studied. After LSP, the microhardness of the cladding ...

In fabrication and construction, the composition and grade of the steel plate materials used have a tremendous effect on the end product. Abrasion-resistant steel plate is a normal steel plate that ...