The most severe dust hazard occurred in the molding job titles of the cast iron process of the middle-scale factory producing the standard products.
在中等规模生产标准产品的铸铁工艺过程在造型工段的粉尘对工人危害最大；
In his capacity as a chemist, he helped devise a hot-blast process for producing high-quality cast iron.
他还以化学家的身份，帮人设计了一个生产高品质铸铁的热鼓风工序。
Typical materials that can be cast with this process are iron, steel, stainless steels, and alloys of aluminum, copper and nickel.
可用此工艺铸造的典型材料有：铁、钢、不锈钢以及铝、铜和镍的合金。
Since pig iron and scrap are cheap, and because there is no expensive refinement process, cast iron is a low cost material compared with steel.
由于生铁和废钢铁都便宜，又因为不需要昂贵的精炼过程，和钢相比铸铁是一种廉价材料。
The repair practice proved that: by means of adopting reasonable welding repair process, the welding repair of lube oil cooler head made by cast iron was successful.
修复实践表明，通过采用合理的焊接修复工艺，铸铁制油冷器封头的焊接修复是成功的。
Medium silicon heat-resisting nodular cast iron has been chosen instead of common grey iron to make cast aluminium crucible according to the work condition. making process and cost of the crucible.
依据铸铝坩埚的服役条件，制造工艺和成本要求，选择中硅耐热球铁取代普通灰口铸铁制造铸铝坩埚。
This paper has described the new process combined with the modification, inoculation and micro-alloyage technology in the manufacturing of high quality high-Cr white cast iron.
介绍将变质处理、孕育处理和微合金化技术结合使用于优质高铬白口铸铁生产的新工艺。
The oxidizing process of cast iron was analysed. The using condition, existing problem and solving method of weight-increase method were discussed.
分析了铸铁氧化过程特点；讨论了应用增重法研究铸铁抗氧化性能的适应条件、存在问题及解决方法。
The developing process of a suit of certified reference materials of nitrogen cast iron for spectrum analysis was introduced.
介绍一套含氮铸铁光谱分析标准物质的研制过程。
The self-compensated contraction caused by graphite dilatation in the solidification process of nodular cast iron makes casting with less flow-off or casting without flow-off possible.
利用球墨铸铁凝固过程中的石墨化膨胀，进行自身补缩，可以实现少胃口或无冒口铸造。
The cored wire injection process was used to produce vermicular cast iron.
应用喂丝工艺生产蠕墨铸铁。
Main body of machine head adopts cast-iron structure and will never be deformed, which can ensure it not to affect the precision during the process of application, maintenance and change of units.
机头主体采用铸铁构造，永不变形，确保在使用过程及维修更换零件时不会影响其精度。
The inoculation process in cast iron was investigated in this study by means of liquid-quenching appartus.
本文采用液淬法研究了铸铁的孕育过程。
The spheroidizing grow, in isothermal spheroidizing process, of carbides formed from deformation under high temperature in, hypoeutectic white cast iron is studied.
对亚共晶白口铸铁经高温形变后所获得的碳化物在等温球化过程中球化长大进行了研究。
The direct bonding joint between cemented carbide and nodular cast iron and the indirect bonding joint by using nickel foil as intermediate layer were obtained by HIP diffusion bonding process.
用热等静压扩散连接法获得了硬质合金与球墨铸铁的直接连接接头和以镍箔为中间夹层的间接连接接头。
Manufacturing of alloy cast iron grinding ball by means of composite modification of tungsten slag is a feasible way due to its simple process, low cost and good product quality.
采用复合变质方法，开发工艺简单、成本低的钨渣合金铸铁磨球是一种有效的途径，其材质性能可以满足使用的要求。
Based on analysis of market conventional sand mold cast process has been compared with EPC process of which design and measures for s. g. iron pipes have been introduced as well as key of technology.
从市场分析入手，对EPC法与传统砂型铸造工艺进行了比较，介绍了EPC法生产球墨铸铁管件的工程设计内容及对策，并提出了工艺设计的关键点。
Comminuting effect in grinding process by using cast iron segment as fine grinding media is studied with comparison to steel ball.
采用普通钢球作为对比，研究磨矿过程中以铸铁段为细磨介质的破碎效果。
It is a complex process to estimate residual stress of cast iron components.
铸铁构件残余应力的评价过程一直相当繁琐。
The oxidizing process of cast iron was analysed.
分析了铸铁氧化过程特点；
This paper deals with the study on the composition, casting process, heat-treating process and mechanical properties of high Cr cast iron.
本文对高铬铸铁成分，铸造和热处理工艺及机械性能进行了研究。
Effects of process parameters of plasma beam surface hardening treatment on hardening layer of boron cast iron and its microstructure and properties are investigated.
研究了等离子束表面硬化工艺参数对硼铸铁淬硬层及其组织与性能的影响。
Using differentiated thermal analysis quenching method, the solidification process of CG cast iron with various percentage of compacted graphite particles is investigated.
本文应用微分热分析液淬法研究了不同蠕化率蠕铁的一次结晶过程。
The melting materials used in the pre-treating and other previous procedures of the cast iron melting process were classified.
对铸铁生产流程中的预处理及其它各前置工序中所用的熔炼材料作了归类。
Manipulative system of process and main equipment of double-current horizontal continuous casting cast iron of small diameter that has been developed recently is introduced.
介绍了新近研制的双流水平连铸小直径铸铁型材生产工艺及主要设备的控制系统。
Manipulative system of process and main equipment of double-current horizontal continuous casting cast iron of small diameter that has been developed recently is introduced.
介绍了新近研制的双流水平连铸小直径铸铁型材生产工艺及主要设备的控制系统。
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