Study on Structure, Mechanical Attrition Pickling and Acid Free Scale Removal of Oxide Scale Formed on Hot-rolled Steels; Effects of Finishing Rolling Temperature on Microstructures and Mechanical Properties of Steel Strip for Engineering Mechanism 热轧碳钢表面氧化皮结构、机械研磨酸洗及无酸酸洗研究终轧温度对高强度工程机械用钢组织性能的影响
According to pickling technology, this article provides effective methods for the acid concentration test and strip quality control in Turboflow pickling. 本文就酸洗工艺,对紊流酸洗酸液浓度检测及带钢酸洗质量的控制等提供了行之有效的方法。
Rice bran extraction used as pickling inhibitor in hydrogen chloride acid 米糠提取液作为盐酸酸洗缓蚀剂的研究
Processing Control on Dextrin and Its Induction on Production of α-amylase Technology Harmonizing Optimization of Pickling and Acid Regeneration Line 淀粉糊精的制备工艺调控及诱导产α-淀粉酶的研究酸洗-酸再生工序工艺协调控制优化
The effect of pickling time of sulfuric acid on enamel ′ s properties of adherence strength, hydrochloric acid and citric acid resistance according to GB was investigated. 主要研究了钢板的硫酸酸洗时间对搪瓷性能的影响,比较了不同的酸洗时间对搪瓷抗冲击性能、耐盐酸性能和耐柠檬酸性能的影响。
Technology Optimization of Pickling and Cold Rolling Combination Line of Tangshan Iron& Steel Co., Ltd. The Variation of Acetic Acid Feedstock and Optimization Selection of Produce Acetic Acid Process 唐钢酸轧退火平整重卷主线工艺优化醋酸原料的变更与生产醋酸工艺路线的优选
Through the discussion on brass pickling processes, a new technology of super lower nitric acid is put forward to replace the conventional sulfuric acid-hydrogen peroxide process. 通过对黄铜酸洗工艺的讨论,采用了超低浓度硝酸新工艺代替硫酸-双氧水体系的老工艺。
The pickling solution has low pollution with no nitric acid. 酸洗液不含硝酸,环境污染小。
Discuss and study on a new inhibitor for high parameter and large capacity boiler's pickling with hydrochloric acid 高参数大容量锅炉盐酸酸洗新型缓蚀剂的探讨与研究
Pickling Process with Low Hydrochloric Acid at Room Temperature on Steel Part 钢铁常温低浓度盐酸酸洗新工艺
Results: CVs of reused alloys treated by sandblasting or pickling with the acid combination for Inconel alloy were higher than the other. 结果:经喷砂或Inconel合金酸洗液酸洗的再利用合金铸流率较高;
Using pickling liquid waste water of hydrochloric acid, iron scurf and aluminiferous mine as the raw materials, a new kind of inorganic polymer coagulant-polymeric aluminum ferric silicate-chloride ( PAFCSi) was prepared. 该絮凝剂以工业废料&盐酸酸洗废液、铁屑,以及含铝矿和工业水玻璃为主要原料,合成一系列Si:Al:Fe摩尔比不同的聚硅铝铁絮凝剂。
Treatment Method Of Amur Linden Seeds Superficial Views on Pickling of Stainless Steel with Phosphorus Acid 紫椴种子处理新法浅谈不锈钢磷酸处理法
The paper expounds the pickling unit designed recently for continuous shallow slot with chlorhydric acid~, and introduces in detail its properties and equipment selection. 本文阐述新设计的连续式浅槽盐酸酸洗机组,对这一新技术的工艺特点,主要设备的选型等做了详细的介绍。
The acid pickling wastewater in small and medium size enterprises contains Fe 2+, PO 3-4, Zn 2+ and inorganic acid. 中、小企业的酸洗废水流量不大,其中主要含有Fe2+、PO3-4、Zn2+和无机酸。
The theory of turbulence is introduced as well as the special structure of pickling tank, the superiority of turbulence technique is concluded in shortening pickling time, using fewer pickling acid and improving the quality of hot-rolled strip steel. 介绍了紊流技术的原理及槽体结构的特殊性,说明该技术在减少酸洗时间、减少酸液量,提高热轧带钢的产品质量等方面具有优越性。
The recovery of chlorhydric acid and aluminum chloride from the pickling waste liquid of the aluminum material by using chemical analysis based on the principle of chlorhydric acid distillation is characterized by its simple workmanship and high ratc of recovery, which proves of great valve in application. 根据盐酸蒸馏的原理,运用化学分析方法,对铝型材酸洗废液进行盐酸和氯化铝的综合回收.该法具有工艺简单、回收率高的特点,有较好的应用价值。
This article introduces the corrosion control during acid pickling of boiler with hydrochloric acid. 介绍了锅炉盐酸清洗不同阶段钢的腐蚀规律和腐蚀控制方法。
Pickling solution for acid pickling of stainless steel is a mixture of various acids which possess strong corrosiveness and oxidization. 不锈钢酸洗用酸洗液是多种酸的混合物,腐蚀性强且具有氧化性,腐蚀介质温度较高。
Potential tracking method was used to study the acid pickling process of steel in this paper. The results showed it was an ideal way to study the dynamic course and oxidation removing mechanism of acid pickling. And supersonic could sharply improve the rust removing efficiency. 采用电位跟踪法研究钢铁的超声酸洗过程,结果表明,电位跟踪法是研究超声酸洗过程动态变化以及氧化皮除去机理有效方法,超声波的引入可显著地提高除锈效率。
The pickling process with hydrochloric acid as steel pickling medium can generate a large quantity of waste liquor which not only seriously pollutes the environment but also wastes resource if directly discharged. 用盐酸作为钢材酸洗介质,会产生相当多的盐酸酸洗废液,废液如果直接排放会严重污染环境,而且浪费资源。
Chemical Cleaning Technique in Pickling the Acid Heater and Filter in Place of the Acid Station in a Chemical Fiber Plant 化纤厂酸站过滤器及加热器的化学清洗
Therefore, the naphthenic imidazoline derivative is both pickling inhibitor which has excellent inhibition efficiency for hydrochloric acid and a good kind of water treatment agent for oilfield wastewater. 因此,所开发的咪唑啉衍生物,既是优异高效的盐酸酸洗缓蚀剂,又是油田污水中一种良好的水处理剂。
Research is made on the process of bauxite ore sintering, followed by agglomerate alkaline pickling, residue acid leaching. 研究了烧结法处理铝土矿,烧结块碱浸,渣酸浸的工艺。
The result indicates that sodium dodecyl sulphate, OP-10, additives, phosphoric acid all can promote the pickling rate. The iron scale removal rate using the optical formula is about four times higher than hydrochloric acid cleaning. 结果表明,十二烷基硫酸钠、OP-10、含羧酸的有机添加剂、磷酸都有利于提高酸洗速度,最佳配方的氧化皮清除速度比盐酸酸洗提高了约4倍。
Not only pickling process would produce insoluble material under hydrofluoric acid but also hydrofluoric acid was easy to volatile and exploded. So hydrochloric acid was selected as the final pickling solution. 由于氢氟酸在酸洗过程中会产生难溶性的物质,且易挥发和产生爆炸,因此本试验最终选择盐酸作为酸洗溶液。
The influencing factors that pickling temperature, stirring speed, pickling time, hydrochloric acid concentration and liquid-solid ratio were investigated, respectively. 研究了锂离子筛制备过程中酸洗温度、搅拌速率、酸洗时间、盐酸浓度和液固比等因素的影响。
The pickling process has been optimized, from the temperature to the concentration of sulfuric acid. The sequence of the pickling technology has been explored. So it formed a perfect pickling process. 对酸洗工艺进行了优化,从硫酸浓度到温度以及工艺顺序都进行了摸索,形成了完善的酸洗工艺。
However, pickling may destroy the material and environment. Therefore, it is necessary to add corrosion inhibitors in acid solution to restrain the corrosion of metals in acidic media, to improve the pickling effect, and to protect the equipment for extending its using life. 但是,酸洗会对材料本身和环境产生一定影响,因此在酸洗液中添加缓蚀剂,可以抑制金属在酸性介质中的腐蚀,提高酸性效果,保护设备的材质,延长设备的使用寿命。