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1)  semi-killed steel
半镇静钢
2)  Capped Steel
加盖钢;半镇静钢
3)  freecutting semi-killed steel
半镇静易切削钢
1.
A freecutting semi-killed steel has been investigated and produced successfully in industrial-scale furnace,and the oxygen activity measured in ladles was at the level of 150~250 ppm.
37,设计了新钢种的化学成分,在工业炉中炼成半镇静易切削钢,钢包中氧活度在150~250ppm范围内。
4)  GLX-W Steel
高强度半镇静钢
5)  Al-killed steel
铝镇静钢
1.
Practice on process of Argon bubbling and deoxidation by addition of Al in Al-killed steel ladle;
铝镇静钢钢包吹氩定氧加铝工艺实践
2.
Absorption Ability of Casting Mold Powder for Al-Killed Steels to Al_2O_3 Inclusion;
铝镇静钢连铸保护渣对Al_2O_3夹杂物的吸收能力
3.
The effect of boron on precipitation of AlN and MnS in low-carbon Al-killed steel;
硼对低碳铝镇静钢中AlN、MnS析出的影响
6)  aluminium killed steel
铝镇静钢
1.
Against the problem of silicon increased much more in refining production of low-silicon low-sulfur aluminium killed steel for cold-rolling with LF furnace in No.
针对邯钢三炼钢厂冷轧用低硅低硫铝镇静钢LF炉精炼生产增硅严重的问题,对其限制性环节进行分析后,制定了新的LF精炼工艺,使供冷轧用料的钢水合格率明显提高。
2.
Deoxidising high quality aluminium killed steel with silicon-free ferroaluminium-manganese instead of purd aluminium exists some problems such as the production cost is increased,steel quality is impaired etc.
高品质的铝镇静钢以无硅铝锰铁合金代替纯铝脱氧应用后存在成本增加和影响钢质量等问题。
补充资料:半镇静钢
分子式:
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性质:浇注前经过中等程度脱氧处理,使钢水在凝固过程中保持一定沸腾的钢。脱氧程度介于镇静钢和沸腾钢之间。半镇静钢的许多性能、特点,如钢锭的纯洁度、成分偏析、成材率、冲击韧性、冷冲压性能、焊接性能等都在镇静钢和沸腾钢之间。这种钢含碳量一般低于0.25%的低碳钢,可作为普通或优质碳素结构钢使用。半镇静钢表示方法是在钢号后面加字母b,如10b,25b等。

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