您要查找的是不是:
- Slab surface cracks 表面缺陷
- The practice shows that the model can remarkably reduce transversal and corner cracks on slab surface. 生产实际应用表明,该模型对减少板坯表面横裂纹和角部裂纹有显著效果。
- According to the high-temperature mechanical property of steel, influence of middle carbon steel chemical composition on longitudinal surface cracks of CSP slab has been studied. 本文从钢水化学成分影响钢的高温力学性能的角度,研究了钢水主要成分对CSP薄板坯表面纵裂的影响。
- This paper analyzes the composition of liquid steel on the high - temperature mechanical property of steel and longitudinal surface crack of CSP slab. 从钢水成分影响钢的高温力学性能的角度,研究钢水成分对钢的高温力学性能和CSP薄板坯表面纵裂的影响。
- Longitudinal and transverse corner crack defects were found on the slab surface for peritectic steel grade Q235G cast in Panzhihua Iron and Steel Group Company. 针对攀钢连铸Q235G等包晶钢生产中出现的铸坯表面裂纹问题,在调查分析裂纹特征及其产生原因的基础上,发现保护渣传热过强和保护渣流入不均是诱发角横裂产生的主要原因。
- Formation mechanism and influencing factors of longitudinal surface cracks of CSP Slab have been studied from funnel mold shape, chemical composition and mold heatflux at Handan CSP plant. 结合邯钢CSP生产实践,研究了结晶器形状、钢水化学成分和结晶器热流控制对薄板坯表面纵裂的影响及表面纵裂的形成机理。
- Prediction model and online compensation of slab surface temperature for stepping reheating furnace were studied. 摘要主要研究步进式加热炉钢坯表面温度预报模型和在线补偿方法。
- All of these tests are used to detect surface crack discontinuities. 所有这些测试是用来检测表面裂缝不连续性。
- The continuous casting mould oscillating equipments can ensure the slab and walls of mould not to be slabby together to obtain good cast slab surface quality. 连铸机结晶器振动装置可以保证在浇铸过程中板坯与结晶器壁不发生粘结以获得良好的铸坯表面质量,所以要求液压振动系统运动轨迹准确,精度高,稳定性好。
- The detection of surface upwarping and line defects for hot rolled plates produced by Anshan Steel was made.These defects was ascribed to the bled of slab surface. 摘要通过对鞍钢热轧钢板表面翘皮和线形条纹缺陷的研究,认为此类缺陷是铸坯表层气泡造成的。
- The influencing factors of longitudinal surface cracking of CSP Slab such as funnel mold shape,chemical composition and mold heat flux were studied. 研究了漏斗型结晶器形状、钢水化学成分和结晶器热流对薄板坯表面纵裂的影响。
- Frequent temperature fluctuations expose the valve to excessive stresses which cause surface cracks in the body bores of cast steel valves. 频繁的温度波动使阀门承受着过度的压力,这种压力容易造成铸钢阀门阀体孔内部表面裂缝。
- The heat flux to slab surface of a walking beam reheating furnace along length of the furnace is computed, and total heat exchange factor is also calculated. 以某轧钢厂的一台步进梁式加热炉为例,计算了钢坯表面热流沿炉长方向的分布,并反算求解总括热吸收率。
- Many surface cracks were found inside of the three towers-absorption &desorption tower, stabilization tower and reabsorption tower of FCC Unit. 催化裂化装置吸收稳定三塔,即吸收解吸塔、稳定塔和再吸收塔,其内部发现大量的表面裂纹。
- No stress measurements or crack surface samples were available for examination, only the surface crack configuration. 没有应力测量或裂纹表面取样可用于检验,只能依据表面裂纹图形。
- Analyses of cause for transverse cracks on CC slab surface 连铸板坯表面横向裂纹产生原因分析
- A study of the surface crack at thread root of tool joint pins by the aid of finite element method. 石油钻杆公接头螺纹牙根部表面裂纹有限元计算
- In the elastoplastic fracture analysis for pipelines steel X60, J-A2 two parameter approach was adopted to predict the failure pressures of pipelines with surface cracks. 摘要在对X60管钢弹塑性断裂分析中,采用J-A2:双参数方法来预测带表面裂纹管道的破坏压力。
- Aiming at the obvious temperature difference on the slab surface after descaling in hot rolling mill, this paper studied the parameters of the descaling system and numerically simulated the descaling quenching process. 摘要从热轧厂除鳞后板坯表面所产生的明显温差入手,研究了除鳞系统的参数配置并对除鳞冷却过程进行了数值模拟。
- Surface crack on teethclamp was studied by means of macroscopic and metallographic examination. 采用外观和金相检验等方法对牙钳表面裂纹进行了分析。