A new one-knob self-optimizing fuzzy control system of CO2 arc welding is established based on the syntheitic performance evaluation of droplet transfer process
The corrosion behavior of Fe-15Ce alloy was studied at 700℃ in H2-CO2, H2-H2S and H2-H2S-CO2 mixtures. Internal oxidation occurs on the Fe-15Ce alloy corrode
Through modular pressing and sintering, the Cu-C powder metallurgy samples were made and the process was investigated. The results show that there exist expandi