The technology and equipment characteristics of heavy H-beam production line of Laiwu Iron and Steel Co.

This paper introduces in detail the numerical simulation and application of hot rolling large size H-beams,mainly includes:3D thermal mechanical coupled numerical simulation in the whole rolling process of large size H-beams,numerical simulation of residual stress related problems,as well as hot rolling large size H-beams microstructure evolution and property prediction.

Analysis of causes of Abnormal Mechanical Properties of H-beam Web;

3D Elastic-plastic Finite Element Analysis for X-H Rolling in H-beam;

H-beam FEM Simulation in Hot-finishing-Rolling Process;

Structural configuration of H beam mill horizontal roll shifting device;

Four pass cogging simulation of H beam by FEM;

Discussion on mechanical properties of H beam by chemical composition of continuous casting abnormal billet;

This article has introduced briefly the building of a new H-shaped steel factory of Changzhi Steel group Corporation,including room planning,technological process,major equipment,performance parameter,automatic control system and the design characteristics of the production line.

After analyzing the causes that result in those problems,some countermeasures and suggestions are provided to solve the existed problems in base-joint of H-shaped steel beam,grid frame and steel column footing.

The paper introduces jet grouting piles with H-shaped steel composite piles in a project.