钢号

钢号代用会影响零件的使用性能和成本。

The replacement of steel grade will affect parts usability and cost .

钢号代用的几点原则

A Few Principles in the Replacement of Steel Grade

运用热电偶温度数据，结合结晶器液面、保护渣、钢号、钢液C、S、P含量等数据用于板坯表面裂纹预报。

Using temperature , mold level , mold powder , steel grades , and carbon content , sulfur content and phosphorus content of liquid steel , it predicts the surface crack of the casting slab .

用VISUALBASIC6.0语言开发了金相图像处理应用软件，应用该软件对输入计算机的亚共析钢显微组织图像进行判断、确认、推理处理后，可得到钢号及相关信息。

This paper presents development of metallographic image processing software employing VISUAL BASIC 6.0 . The system can report model and other information of the hypo-eutectoid steel when the microstructure is distinguished and deduced .

齿轮是汽车制造业中的关键零部件之一，汽车齿轮用钢SCM822H（22CrMoH），是我国近年引进的国外Cr-Mo系列齿轮钢的一个主要钢号。

Gear is one of key parts in automobile manufacturers , automobile gear steel ( SCM822H ) is a main steel of overseas Cr-Mo series gear steel , which has been introduced by China .

并增加了大量不锈钢锻件用钢钢号。

And a number of new brand stainless steel forgings are added .

已有多达400个钢号的产品在原有的两台弧形连铸机上生产。

A range of as many as 400 steel grades is cast on the two already existing bow-type continuous casters .

建立了设计钢号和控制冶炼成分的新公式及计算机软件。

The new formulas for composition of steel and program for computer precise analysis control of melting steel have been developed .

论述了1078N/mm~2级低合金钢轨研制的必要性和钢号设计依据，以及试验试制方法和取得的结果。

The necessity and the basis of composition design of the low alloy rail steel of TS 1078N / mm ~ 2 , as well as its experimental procedures and results are described in this paper .

在此基础上，在青钢电弧炉车间进行了批量生产，钢号命中率100%，元素回收率>95%。

Based on the mentioned above , a batch production has been made on are furnace at Qingdao Iron & steel Plant . The hit rate of the production is 100 % , element recovery ratio is > 95 % .

介绍了机架焊接材料的性能要求、板材厚度和钢号的选用依据，机架的焊接结构设计以及焊接前后的处理方法等。

It introduces the performance requirements of the materials for welding and the thickness of plate and the basis to choose steel number and the design about welding structure of frame assembly and the solutions to both behind and after welding etc.

根据阀门钢典型钢号的热轧磨光实验结果，分析了轧材尺寸精度与轧机、工艺温度的关系；矫磨质量与轧材质量的关系。

Based on the results of hot rolling and grinding experiment for several typical valve steels , the effect of mill model and hot rolling temperature on tolerance of hot rolling products and the relation between straightening-grinding quality and rolled product quality have been analysed .

指出了热作模具钢在生产中的重要性，介绍了热作模具钢的影响因素及损坏形式，并列出了热作模具钢常用钢号、主要特性及用途。

The importance of the hot-working die steel in the production is pointed . The influence factors and the damage forms of the hot-working die steel are introduced . In the end the often use steel grades , principal characteristics and use of the hot-working die steel is listed .