Hot compression tests of microalloyed forging steels 38MnVS were carried out on the Gleeble-3800 thermo-mechanical simulator at the deformation temperatures from 950 to 1 150 ℃ with the strain rates ranging from 0.1 ...
Item Sponsored by National Natural Science Foundation of China[51105170];Program of Science and Technology Development Plan of Jilin province of China[201105015]
A new type nozzle flapper amplifier for double nozzle flapper electro-hydraulic servo valve is proposed in the paper.The electro-mechanical converter of new type nozzle flapper amplifier is designed by using the piezo...
Item Sponsored by Natural Science Foundation of Liaoning Province[No.20092002];the Program of Introducing Talents of Discipline to Universities[No.B07015]
Aimed at the problem of short life of mixing head in KR mechanical mixing method for desulfurization of hot metal,a new type of mixing stir was proposed.CFD theory was used to simulate the characteristics of the fluid...
Item Sponsored by National Natural Science Foundation of China (51101050);Fundamental Research Funds for Central Universities of China (2009B30214);Natural Science Foundation of Jiangsu Province of China (BK2011257)
It is expected that the welding hardfacing of continuous casting rolls has better welding performance and higher wear resistance. A new type of submerged-arc hardfacing flux-cored wire has been developed through nitro...
The alloying design idea,strengthening-toughening mechanism,microstructure,mechanical performances,development and application in China of new type Mn-series bainitic steels are introduced.Mn-series air-cooling bainit...
Item Sponsored by National Natural Science Foundation of China (50575155);National Tenth-Five Key Technologies Research and Development Program(ZZ01-13A-03-03-04);Shanxi Provincial Key Technologies Research and Development Program of China (2006031174)
According to the revised Cailikefu's rolling shear force formula, motion path equation of spatial seven-bar path was built, and a mechanical model, with the new structural feature of negative offset, was thus success...
A new type regulating valve with the cooling mode of constant temperature difference water supply, temperature difference self operated regulating valve, was introduced into blast furnace cooling system to overcome s...