Based on model of top-blown oxygen in converter for plain carbon steel melting and model of AOD process for stainless steel melting, a mathematical modeling of a 80 t K-OBM-S converter for steelmaking of stainless steel has been established.
以转炉冶炼普碳钢的顶吹模型和AOD法冶炼不锈钢模型为基础，建立了适用于80 t K-OBM-S转炉冶炼不锈钢的数学模型。
The development status of stainless steel industry was reviewed, with emphasis on improvement of decarbonization and desulfurization process in the AOD smelting of stainlees steels, as well as the development of increasing oxygen supply intensity and top blow technology, methods of improving lining service, and research progress of three-step smelting method for stainless steels.
概述不锈钢产业的发展现状，重点介绍不锈钢AOD精炼中脱碳和脱硫工艺的改进、提高供氧强度和顶枪技术的发展和延长炉衬寿命的方法，以及三步法冶炼不锈钢的研究进展，并根据我国资源状况和产业特点，提出重点进行200系列和400系列不锈钢的开发和应用。
The results show that heat treatment distortion of domestic gear steel reach to the level of the German gear steel by means of controlling gear steel hardenability band, grain size and reducing oxygen and inclusion content as well as isothermal annealing with extra-heat after forging instead of reheat normalizing.
实验表明，通过采取控制齿轮钢淬透性带宽和晶粒度，降低氧和夹杂物含量，用锻后余热等温退火代替二次加热正火等措施，国产齿轮的热处理畸变可达到德国齿轮水平。
Optimized decision model for oxygen supply system is established and used as an example to introduce the design of intelligent management system for energy resources management department of iron and steel works.
建立了钢铁厂制氧机故障时的供氧系统优化决策模型，并具体应用在宝钢能源部的智能管理系统中。
Based on the analysis of collected data main technological parameters, such as carbon content, oxygen content, fulfur conten and acid-soluble aluminium content, as well as the temperature and the controlling situation of molten steel castability are researched emphatically. And then a proposal to solve the problems in carburization, excessive temperature drop, resulfurization and high inclusion content is presented.
通过对现场数据的采集和分析，着重对钢中碳质量分数、氧质量分数、硫质量分数、w等参数以及温度、钢水可浇性的控制情况进行了分析讨论，并就该工艺过程中所存在的增碳、温降过大、回硫、钢中夹杂含量过高等问题提出了改进性建议，指出加强对铁水脱硫扒渣工艺的管理、提高转炉控制水平、优化RH精炼工艺、采用无碳钢包及低碳覆盖剂等是进一步提高该工艺控制水平的重要途径。
Company mainly engaged in welding torches, cutting torch, longer Ju, gas flame gun, oxygen table, table acetylene, argon gas meter, pressure gauge, oxygen tube, acetylene tube, three plastic two-line lens, welding nozzle, stainless steel sub- style cut mouth, back to firearms, Acupuncture, welding and cutting tool accessories.
公司主要经营焊炬，割炬，加长炬，液化气喷火枪，氧气表，乙炔表，氩气表，压力表，氧气管，乙炔管，三胶两线，镜片，焊割嘴，不锈钢分体式割嘴，回火器，通针，焊割工具配件。
The corrosion behavior of pipeline steel in sea mud i s controlled by oxygen diffusion in cathode zone.
管线钢在海泥中的腐蚀行为主要受阴极去极化剂-氧的扩散控制。
The effects of temperature, dissolved oxygen and Cl~- on the susceptibility to SCC of the reactor pressure vessel steel A533B in simulated PWR high temperature water were investigated by slow strain rate tests.
采用慢应变速率试验技术研究了环境因素(温度、溶解氧、Cl~-)对压力容器用钢 A533B在模拟PWR高温水中的应力腐蚀破袭敏感性的影响。
The high nitrogen content of Bessemer steel is a disadvantage for certain cold forming applications and continental works have, in recent years, developed modified processes in which oxygen replaces air.
氮含量高的贝塞麦钢是一个不利的某些冷成型应用和大陆架的作品，近年来，发达国家修改过程中，氧气代替空气。
According to simulating the field technological condition, the effect of dissolve oxygen in the present of oilfield flowing sewage on corrosion of steel A3 with oxygen and without oxygen were studied with the corrosion flow loop dynamic simulation.
结果表明：A3钢在油田污水介质中的腐蚀受阴极氧的去极化控制，流动过程和溶解氧共同作用，极大地加速了油田污水介质对A3钢的腐蚀性。
According to the analysis and study on the oxygen lance system of the 60t converter in Laiwu Iron and Steel Co Ltd.
分析研究了莱钢炼钢厂60 t转炉氧枪系统；提出了相应的适应性改造措施，并在实践中进行了应用；提高了氧枪枪龄和设备运行的可靠性，降低了维修成本，取得了良好的经济效益。
Under normal Conditions, hydrogen in vacuum degassed liquid steel usually is 2ppm and oxygen 30ppm.
在正常操作条件下，经真空脱气的钢水中氢的含量可达2ppm，氧含量可达30ppm。
Top blown oxygen converter adopted recarburization to smelt 45 steel and resolved the end carbon different to control.
为了解决终点碳难以控制的问题，氧气顶吹转炉采用增碳法冶炼45号钢。
The petrochemical industry mainly uses API standard gate valve, globe valve and check valves; electricity sector, mainly in power stations using high-temperature pressure valve, globe valve, check valve and safety valve, and part Reducing Valves of the low-pressure water supply and drainage valve butterfly valve, gate valve; the chemical industry mainly uses stainless steel valve, globe valve, check valve; metallurgical industry mainly uses low-voltage large-diameter butterfly valve, oxygen valve and oxygen valves; urban construction department used mainly low-pressure valve, such as urban water mainly in the large-diameter pipeline valve, the main floor, blending the building used by the center line butterfly valve, urban heating mainly in the metal sealing butterfly valve and so on; oil pipeline used mainly flat gate valve and ball valve; the pharmaceutical industry mainly uses stainless steel ball valve; the food industry mainly uses stainless steel ball valve and so on.
石化行业主要采用API标准的闸阀、截止阀和止回阀；电力部门主要采用电站用高温压闸阀、截止阀、止回阀和安全阀及一部分给排水阀的低压蝶阀、闸阀；化工行业主要采用不锈钢闸阀、截止阀、止回阀；冶金行业主要采用低压大口径蝶阀、氧气截止阀和氧气球阀；城市建设部门主要采用低压阀，如城市自来水管道主要采用的大口径闸阀，楼寓建设主要采用的中线蝶阀，城市供热主要采用的金属密封蝶阀等；输油管线主要采用平板闸阀和球阀；制药行业主要采用不锈钢球阀；食品行业主要采用不锈钢球阀等。
Petrochemical industry major applications API standard gate valve, globe valve and check valves; electricity sector, mainly in power stations using high-temperature pressure valve, globe valve, check valve and safety valve, and part of the low-pressure water supply and drainage valve butterfly valve, gate valve; the chemical industry mainly uses stainless steel valve, globe valve, check valve; metallurgical industry mainly uses low-voltage large-diameter butterfly valve, oxygen valve and oxygen valves; urban construction department used mainly low-pressure valve, such as urban water mainly uses large-diameter brake pipe valve, the main floor, blending the building with the center line butterfly valve, urban heating primarily metal sealing butterfly valve; oil pipeline used mainly flat valve and ball valve; the pharmaceutical industry mainly uses stainless steel ball valve; the food industry mainly uses stainless steel ball valve and so on.
石化行业主要应用API标准的闸阀、截止阀和止回阀；电力部门主要采用电站用高温压闸阀、截止阀、止回阀和安全阀及一部分给排水阀的低压蝶阀、闸阀；化工行业主要采用不锈钢闸阀、截止阀、止回阀；冶金行业主要采用低压大口径蝶阀、氧气截止阀和氧气球阀；城市建设部门主要采用低压阀，如城市自来水管道主要采用大口径闸阀，楼寓建设主要采用中线蝶阀，城市供热主要采用金属密封蝶阀；输油管线主要采用平板闸阀和球阀；制药行业主要采用不锈钢球阀；食品行业主要采用不锈钢球阀等。
Petrochemical industry Rising stem resilient gate valve majopplications API standard gate valve, globe valve and check valves; electricity sector, mainly in power stations using high-temperature pressure valve, globe valve, check valve and safety valve, and part of the low-pressure water supply and drainage valve butterfly valve, gate valve; chemical industry is mainly made of stainless steel valve, globe valve, check valve; metallurgical industry Forged steel welding gate valve mainly uses low-voltage large-diameter butterfly valve, oxygen valve and oxygen valves; urban construction department used mainly low-pressure valve, Such as urban water supply pipeline used mainly large-diameter valve, floor, blending the building of the center line butterfly valve used mainly in urban heating primarily metal sealing butterfly valve; oil pipeline used mainly flat gate valve and ball valve; the pharmaceutical industry mainly uses stainless steel ball valve; the food industry mainly uses stainless steel ball valve and so on.
石化行业主要应用API标准的闸阀、截止阀和止回阀；电力部门主要采用电站用高温压闸阀、截止阀、止回阀和安全阀及一部分给排水阀的低压蝶阀、闸阀；化工行业主要采用不锈钢闸阀、截止阀、止回阀；冶金行业主要采用低压大口径蝶阀、氧气截止阀和氧气球阀；城市建设部门主要采用低压阀，如城市自来水管道主要采用大口径闸阀，楼寓建设主要采用中线蝶阀，城市供热主要采用金属密封蝶阀；输油管线主要采用平板闸阀和球阀；制药行业主要采用不锈钢球阀；食品行业主要采用不锈钢球阀等。
The main functions of the Basic Oxygen Furnace are to decarburize and remove phosphorus from the hot metal, and to optimize the steel temperature so that any further treatments prior to casting can be performed with minimal reheating or cooling of the steel.
转炉的主要功能是脱碳和除磷，并优化钢液温度，使得再浇注之前的任何再处理只要对钢液的加热和冷却做微调节即可。
Compared with using SiC powder and carbon powder to conduct diffusion deoxidization, the deoxidization velocity and the deoxidization effect of using Si-Al-Ba-Fe alloy to conduct precipitation deoxidization is much better, and oxygen content of molten steel decreased fast, original oxygen content of molten steel is low, so that the residual RE content reached 0.04722%, and average impact toughness reached 37 Jcm^-2
用矽铝钡铁合金沉淀脱氧比用碳化矽粉和碳粉进行扩散脱氧，无论是在脱氧速度和脱氧效果上都好得多，钢液氧含量下降速度决，钢液中氧原始含量低，稀土残余量达到0.04722%，冲击韧度平均达到37Jcm^(-2)。
FMB oxygen lance is a key device of external refinement for adjusting the temperature of liquid steel. Flame monitoring device was equipped for monitoring of flame combustion in vacuum chamber.
FMB氧枪是应用于钢水调温的一种炉外精炼的重要设备，其配置的火焰监测装置用于监测真空室中的火焰燃烧精况。
The law of variation of oxygen content in LD→LF→CC process in Linfen Steel Works has been studied.
研究了临钢转炉→LF→连铸工艺流程中钢中氧含量的变化规律。