Study of influence of omni directional compression stresses and hot plastic deformation on welding of fragments of Swarf bars;Test analysis of enhanced lightweight aluminium materials;The influence of the martensitic transformation on the hich temperature plasticity of the Ni-Al-Cu β intermetallic phase;The temperature dependence of the anisotropic NdFeB falvicated by single stage hot deformation;Thermo-mechainical Treatment with Multi-direction Upsetting for Improvement of Superplasticity in SUS304;