open hearth steel

Carbon steel boiler, with less gas, generally use the basic open hearth steel i. e. the use of basic lining.

锅炉用碳素钢，夹杂气体较少，一般采用碱性平炉钢即使用碱性炉衬。

The article introduced trials on feeding Al-wire into open hearth ladles and converter ladles with various volumetric capacities under different processing conditions and for different Steel grades.

本文介绍了平炉、转炉不同钢包容量、不同生产工艺条件和不同钢种进行钢包喂铝丝试验的情况。

Trials are conducted on the slag retaining technique in the large open hearth with dual tapping spouts at Baotou Iron &Steel Company and marked results have been achieved in the tests.

本文介绍包钢对大型固定式双槽出钢平炉进行了挡渣技术的试验、研究及取得的显著效果。