合金钢

The rolling force and energy calculation equition for 42CrMo steel was carried out by practically measured technical parameters and theoretical math model and based on the analysis of the process and equipment abilities in the Alloy Bars Factory, Special Steel Brach,BaoSteel Co.,Ltd. The optimized technology was further determined for 42CrMo steel rolling with cooling.

摘 要：本文在分析了宝钢股份公司特殊钢分公司合金钢棒材分厂的生产工艺和设备能力基础上，通过现场实测的工艺参数并结合理论计算模型，建立了42CrMo钢的轧制力能参数计算公式，确定了42CrMo钢的降温轧制的优化工艺。

Hoist chain using low-alloy steel forging, and quenching by the carburization treatment, has a very high tensile strength and wear resistance.

提升机环链采用低合金钢锻造，并经渗碳淬火处理，具有极高的抗拉强度和耐磨性能。

With excellent hardness and impact toughness cermet can be applied to situation with a little energy impact.

结果表明，试验所获得的金属陶瓷与低合金钢基材之间为冶金结合，金属陶瓷具有良好的硬度和冲击韧度，有望在小能量冲击工况下得到应用。

By application in one large ethylene engineering,it was demonstrated that the welding procedure of chrome molybdenum alloy steel was right and rational,at a greater degree,it improved the welding quality and decreased defects in the welding process.

通过在某大型乙烯工程施工中的实际应用，验证了此铬钼合金钢焊接工艺是正确合理的，能够较大程度提高管道焊接质量，减少焊接时各种缺陷的产生。

One of these alloys contained a high percentage of chromium.

其中有一种合金钢的含铬量很高。

This paper introduces a Large scale Cold-roll deep cooling reinforce equipment which is the equipment can ultralow temperature reinforce for high alloy steel,high-speed steel roller. It use the advanced technology by liquidnitrogen-boilaway,through the patented design of case cover structure ,locking equipment and sealability(had registered two utility model patent)which is assured the technical target like temperature uniformity and etc.

本文介绍了一种大型超低温强化处理装置，它是高合金钢、高速钢轧辊进行超低温强化处理的工艺装备，它采用先进的液氮气化制冷技术，通过箱盖结构和锁紧装置及密封性能方面的专利设计（注册了两项实用新型专利）保证了该装置在温度均匀性等方面的技术指标，可以及时、有效地对冷轧辊进行超低温强化处理。

These series of products are formulated by refined mineral oil with anti-oxidant, dispersant and cryogen additives, it possessing good cooling, anti-oxidant property, suitable for lubrication of high temperature equipment (≤260℃).

本产品系列是由精制的矿物油与抗氧、分散、催冷等添加剂调配而成具有较好的抗氧化安定性、冷却性，适合于各种合金钢、渗碳钢的淬火。

Produced silicon carbide composite Deoxidizer near ten series of products, including specifications, is based on carbon and silicon covalent bond mainly a combination of compounds, non-oxide material in the smelting converter part and the part of low carbon steel alloy the process of substitution of steel by carbon ferrosilicon and carried out on molten steel deoxidation and carbon use.

公司生产的复合型碳化硅脱氧剂系列产品包括近十个规格，是以碳和硅为共价键为主结合而成的化合物，属非氧化物原料在转炉冶炼普碳钢部分及部分低合金钢过程中替代硅铁和增碳剂对钢水进行脱氧和增碳使用。

Simulation studies of precipitation of oxides, internal oxidation and its transition to external oxidation, thermodynamics, kinetics and structural development in surface nitridation of steels, and their dependance on materials chemistry or process parameters, have been carried out with the model and the program.

就合金中氧化物沉淀，合金内氧化及其向外氧化的转折，合金钢的表面氮化等过程的热力学、动力学、组织演变以及各种材料与工艺参数对它们的影响进行了计算机模拟试验。

The characteristics of sulfuric acid dew point environment are briefly introduced, and the mechanism of effect...

介绍了硫酸露点腐蚀环境的特点并讨论了合金元素对该低合金钢耐硫酸露点腐蚀的作用机制和国内外现有主要低合金耐硫酸露点钢的化学成分、力学性能和耐蚀性能。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。