Thus transport of sulfuric acid pump usually high silicon cast iron ( casting and processing is very difficult), high-alloy stainless steel ( alloy No.20) to create. 因此输送硫酸的泵阀通常采用高硅铸铁(铸造及加工难度大)、高合金不锈钢(20号合金)制造。
The high temperature and high concentrated acetic acid or contain other corrosive media, and other harsh requirement, the choice of high-alloy stainless steel or plastic pump fluoride. 对于高温高浓醋酸或含有其它腐蚀介质等苛刻要求时,可选用高合金不锈钢或氟塑料泵。
According to the amount of alloy elements ( except carbon), alloy steels can be divided into low-alloy steel, medium-alloy steel and high-alloy steel. 根据除碳以外的合金元素的含量,合金钢可以再分为低合金钢、中合金钢和高合金钢。
This paper analyzes the practice of technology of co-smelting high-alloy steel by the LF furnace and intermediate frequency furnace. 对LF炉与中频炉双联冶炼高合金工艺实践进行了分析、研究。
Currently, domestic hot-shear blade is mainly made of integral high-alloy steel. Hardness was lowered in pursuit of high resistance to impact, causing lack of hot strength and poor high-temperature wear performance, and finally resulted to low service life. 目前国内的热剪刃主要是由整体高合金钢制造,为了追求耐冲击性能,而降低了硬度,造成工作热强度不足,高温磨损性能差,导致使用寿命低;
In the light of the corrosion resistance against chlorhydric acid complex medium at 60 ℃, a new high-alloy stainless steel is developed. 针对温度为60℃的盐酸复合介质环境,研制了一种新型高合金不锈钢。
This paper expressed the characteristics of the high-carbon and high-alloy cold work die steel under the different conditions of different heat treatments and parameters, and carried on profoundly research. 本文围绕高碳高合金冷作模具钢在不同热处理工艺参数条件下所表现的一些特性进行详细的研究。
Development of high-alloy stainless steel against chlorhydric acid complex medium 耐盐酸复合介质新型高合金不锈钢的研制
The cooling system of pagoda roof is the most serious corrosion position in oil refinery. The carbon steel and the high-alloy steel are easy to corrode. 塔顶冷凝冷却系统是炼油厂腐蚀最严重的部位,寻求新材料代替碳钢、高合金钢等腐蚀比较严重的材料,是工程应用的需求。
Research of Multi-Element High-Alloy Cold Work Die Steel 多元高合金冷作模具钢的研究
In accordance with defects of cracking and uneven deformation during open-die forging processes of high-alloy steel heavy cylindrical forge, a new punching-extrusion forming technology with an outer ring was developed. 针对大型高合金钢环筒形件自由锻造时容易产生开裂缺陷和变形不均匀等问题,研究开发了坯料包套模内冲挤成形新技术。
In analysing high-alloy steel, the conventional method of internal reference results in too large errors, which cannot be effectively reduced by further calculating derivative contents neither. 分析高组份合金时,用传统的内标法误差太大,加上诱导含量计算法亦无明显改善。
Anneal Structure and Properties of a High-carbon and High-alloy Cold Work Die Steel 新型高碳高合金冷作模具钢的退火组织和性能
Optoelectronic Spectrometric Analysis of High-Alloy Steel 高合金钢的光电光谱分析
The composite of low-carbon and low-alloy steel and high-alloy steel, is manufactured successfully by the plasma metallurgy. 研究了用等离子束冶金法制备复合材料的方法,成功制备了低碳低合金钢与高合金钢的复合材料。
Some high-alloy steel must be smelted in electric arc furnace, so the establishment and the research of electric arc model contribute to a more comprehensive understanding of electric arc furnace system, providing an important basis for the design of electrode regulator and harmonic analysis. 因此建立电弧模型并对其进行研究有助于更加全面的了解电弧炉系统,为电极调节器的设计、谐波分析等提供重要的依据,另外对实际生产也有重要指导意义。
High-carbon and high-alloy cold work die steel has been widely applied in large and medium cold work die at home and abroad, because it possessing high-hardness, high-wear resistant, little deformation after heat treatment and great carrying capacity. 高碳高合金冷作模具钢具有高硬度、高耐磨性,热处理后变形小,承载力大等特点,在国内外大中型冷作模具中得到广泛应用。