Results 11 to 20 of about 3,203 (290)

Optimization of 180 t LF Deep Desulphurization Refining Process for Pipeline Steel X70

Teshugang, 2013
The production flow sheet for pipeline steel X70 is KR metal pre-desulphuration-180 t BOF-LF-RH-slab CC process. With optimization of refining slag ingredient and slagging operation, and based on effect of bottom gas blowing rate (400-700 L/min) on end ...
邹长东, 赵家七, 周彦召, 耿涛, 丁振涛   +4 more
doaj   +1 more source

Process Practice on Control of Nitrogen Pick-up in Molten Steel during 150 t Ladle Furnace (LF) Refining Process

Teshugang, 2015
Flow sheet for production of carbon structure steel and steel for ship plate at Xingcheng Special Steel is 150 t BOF-LF-RH-200 ~250 mm slab CC process.
杜和平, 杨志才
doaj   +1 more source

Effect of Na2O and Rb2O on Inclusion Removal in C96V Saw Wire Steels Using Low-Basicity LF (Ladle Furnace) Refining Slags

Metals, 2018
Inclusion removal and modification of C96V saw wire steel using Na2O- and Rb2O- containing novel low-basicity LF (ladle furnace) Refining Slags have been researched.
Changyong Chen, Zhouhua Jiang, Yang Li, Meng Sun, Kui Chen, Qi Wang, Huabing Li   +6 more
doaj   +2 more sources

Pilot Production of 25 t VOD-LF Silicon Deoxidation Refining Process for Stainless Steel 20Cr13

Teshugang, 2019
The production flowsheet of test stainless steel 20Crl3 (/% : 0.20C, 0.37Si, 0.54Mn, 0.030P, 0.002S, 12.22Cr, 0.007Al) is 25 t EAF-VOD-LF-ingot casting.
尚大军
doaj   +1 more source

Effect of LF Soft Bubbling Time on Inclusions in Tire Cord Steel LX82 A [PDF]

Teshugang
For the control of cord steel inclusion， long time soft bubbling treatment is usually chosen to improve the cleanliness of molten steel， but it will lead to the increased erosion of magnesia-carbon bricks.
Zhao　Haoqian, Zhang　Yuming, Ma　Bo, Gong　Yanjie, Meng　Yaoqing
doaj   +4 more sources

Control of Silicon Content in Low Silicon Steel ST30A1 for Seamless Tube in LF Refining Process

Teshugang, 2018
The effect of factors including increasing phosphorus content in liquid, aluminium content in liquid, refining slag binary basicity, and Al2O3content in refining slag on increasing silicon content in liquid of low silicon steel ST30A1 (/%: 0.06~0.10C, ≤0.
印传磊, 杨丽梅, 翟万里, 马建超, 林鹏, 张洪才   +5 more
doaj   +1 more source

A Prediction Model for Sulfur Partition Ratio of LF Slag for Low-Carbon Low-Silicon Al-Killed Steel Refining

Teshugang, 2011
According to the situation of over-high S content in deep drawing hot rolled DDQ class SPHE strip steel (%: ≤O. 07C, ≤0. 03Si, 0. 20 〜0. 30Mn, ≤0. 020P, ≤0. 010S, 0. 02 ~0.
孙彦辉, 钱宇婧, 李啸磊, 蔡开科   +3 more
doaj   +1 more source

Reutilization of 80 t LF Hot Return Reflning Slag for Special Steel

Teshugang, 2011
The LF hot return slag process at Shougang is reutilized to refine steels including steel 82B, 40Cr, 20CrMnTi and 60Si2Mn. During refining special steels in LF with using hot reducing return slag, 200 〜400 kg/heat of synthetic slag or active lime is ...
丁宁, 秦登平, 王坚, 包燕平, 王立峰   +4 more
doaj   +1 more source

Application and Establishment of a Model for Sulphur Partition Ratio between Slag-Steel in Ladle Furnace (LF) Based on Ion-Molecule Coexistence Theory

Teshugang, 2014
Based on ion-molecule coexistence theory, a thermodynamic model for calculation of sulphur partition ratio between 57CaO-10SiO2-8 MgO-25 Al2O3quaternary slag series and liquid steel has been established by calculating the mass action concentration of ...
储莹, 郭汉杰, 全永志
doaj   +1 more source

Control of Oxygen Content in Bearing Steel GCrl5 Steelmaking by 120 t BOF-LF-VD-CC Process

Teshugang, 2012
The steel GCrl5 is produced by hot metal pretreatment-120 t top and bottom combined blown converter-LF- VD-0180 mm CC process. The statistical data for effect of converter end [C] on oxygen activity in liquid, effect of LF refining slag basicity on T[O ...
陈爱梅
doaj   +1 more source