| 1. | " a " for tensile strength above 30 kg mm2 , such as general mild steel 抗拉强度30 kg mm2以上抗张力大的半钢软钢时用a |
| 2. | Semi - steel casting 半钢性铸铁件 |
| 3. | Design and application of oxygen lance for converter steelmaking with semi - steel at pzh steel 半钢炼钢转炉增大供氧强度的氧枪设计与使用 |
| 4. | Effect of rare earth elements and heat treatment on impact fatigue property of medium chromium cast semi - steel 稀土及热处理对中铬半钢的冲击疲劳性能的影响 |
| 5. | 5 years above related working experience , having semi - risid / delay line experience is preferred 三到五年以上相关工作经验,有半钢性电缆或延迟线经验者优先。 |
| 6. | Fixed firefighting systems - hose systems - part 3 : maintenance of hose reels with semi - rigid hose and hose systems with lay - flat hose ; german version en 671 - 3 : 2000 ac : 2000 固定的消防设备.软管系统.第3部分:半钢性软管卷曲机 |
| 7. | Above all , alloy ductile cast iron is generally selected as the material of edger roll and its durability is better than high carbon semi - steel 综上所述,国外型钢轧边辊材质一般选用合金球墨铸铁轧辊,所以其耐磨性也相应地优于高碳半钢。 |
| 8. | Abstract : the slag splashing practice and obtained results were introduced under conditions of steelmaking from semi - steel at pzh steel . the problems present in slag splashing in converter at pzh steel were analyzed 文摘:介绍了攀钢在半钢炼钢工艺条件下进行的溅渣护炉实践和所取得的成效,对溅渣护炉存在的问题进行了分析。 |
| 9. | To increase the rate of hitting the grade of liquid steel based on match between converter and continuos caster in capacity is considered as a promising way to improve process control and make production cost - efficient at steel making division . based on lgmis and the model of process - control of converters , the factors , which impact to the hit ratio of grade of liquid steel , have been investigated in details . the influence of quality and availability of primary raw materials , such as hot metal , semi - steel and mixture hot metal and semi - steel , on quality of liquid steel has investigated 本文结合攀钢转炉炼钢工艺现状及全连铸对钢水质量的要求,从改进炼钢过程质量控制的角度,以转炉连铸机炉机匹配条件下提高钢种炼成率为目标,在现有lgmis系统和转炉炼钢过程静态控制模型的基础上,详细分析了攀钢转炉炼钢的钢种炼成率以及影响攀钢转炉炼钢的钢种炼成率的因素,分析了转炉炼钢主原料(铁水、半钢、混合铁水)的质量和物流条件对攀钢炼钢过程质量的影响,提出了通过控制转炉炼钢主原料质量和物流条件改进炼钢过程质量控制的策略。 |
| 10. | Multi - laboratory center of pangang is worked for production of steel - making factory . many producing processes , such as desulfurize 、 extracting - vanadium 、 steel - marking 、 refine out ladle ( lf 、 rh ) 、 caster etc , need directing and controlling by sampling and analysis , in order to get chemical composition information of molten iron 、 semisteel 、 molten steel 、 vanadium slag and slag and develop producing 攀钢炼钢综合化验中心是为炼钢厂生产服务的,炼钢厂各生产工序如脱硫、提钒、炼钢、炉外精炼( lf 、 rh ) 、连铸等,都必须通过取样、化验分析来实时获得铁水、半钢、钢水以及提钒钒渣、炉渣等化学成分来指导、优化生产。 |