刘纲, 朱荣, 钟春生, et al. Effect of Horizontal Casting Process on Middle Crack of φ150 mm Tube Blank of Steel 40 Cr[J]. Special Steel, 2009, 30(3): 40-41.DOI:
super-heating degree of liquid steel in tundish on middle crack of cast blank and effec-t of mold cooling water technical parameters on shell thickness and