It could be applied to blackening treatment for iron and steel or cast iron surface.
适用于铸铁及钢铁表面的发黑处理。
The Cast Iron Surface Plate can be classified as Grade 0, 1, 2, 3, 4 according to the national standard metrological verification procedures.
铸铁平台精度：按国家标准计量检定规程执行，分别为0,1,2,3级四个级别。
Sand and rusts removing of large-sized cast iron, cast steel, steel structures, large-sized forging and surface treatment of oxidized work pieces.
大型铸铁、铸钢件，钢结构件、大型锻件，热处理件的清砂、除锈去除氧化皮表面清理等。
According to the surface abrasion form of cast iron seal ring, the author proposed that composite brush plating can effectively repair and strengthen the mating surface of cast iron seal ring.
根据铸铁密封环的表面磨损形式，提出采用复合刷镀技术可有效修复和强化铸铁密封环的配合面。
This paper has discussed the wearability of groy cast iron and nodular cast iron and provided several surface treating methods for increasing their wear-resistance.
本文借助实验，探讨了铸铁、球墨铸铁的磨损特性，同时指出了几种提高其耐磨性的表面处理方法。
The abrasive mechanism of rolled white cast iron with various matrixes are studied by investigating the microstructure, abrasive surface and mechanical properties of specimens.
通过对不同基体组织轧制白口铁的金相组织、磨损表面和机械性能的分析，研究了具有不同基体组织轧制白口铁的磨损机理。
Cast iron bond diamond wheel and ELID grinding technology are used on a surface grinder to research the high efficiency grinding technique.
本文在平面磨床上应用铸铁结合剂金刚石砂轮与ELID磨削技术进行高教磨削研究。
The defects of surface of cast iron hardware and its influence on the quality of zinc deposit were analyzed.
分析了铸铁五金件表面存在的缺陷及其对镀锌层质量的影响。
The test indicates that contact fatigue life and wear resistance of surface quenched casting steels and Bainite quenched spherical cast iron are increased largely.
试验表明：经过表面淬火的铸钢和经过贝氏体淬火的球墨铸铁，其接触疲劳寿命和耐磨性大幅度提高。
The materials, casting processes and surface treating technique of cast iron piston rings were described in detail.
详细叙述铸铁活塞环的材料、铸造方法和表面处理技术。
The surface morphology progression of grey cast iron due to cavitation erosion induced by tap water has been studied carefully by cavitation corrosion test and SEM observation in turn.
采用空泡腐蚀与定位跟踪观察交替进行的方式，研究了灰口铸铁在自来水中空泡腐蚀过程的表面形貌演变。
The nitride layer was formed on the surface of ductile cast iron by gas multi-element penetration, and the phase structure and section appearance of nitride layer were analyzed by the XRD and SEM.
球墨铸铁经过气体多元共渗后可在其表面形成氮化层，通过X射线衍射和扫描电镜对渗层的相结构与形貌进行分析。
Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
通过预先制备带有孔隙的硼铁合金预制块，用普通浇注的方法，获得以灰铸铁为基的铸造表面复合材料。
Effects of process parameters of plasma beam surface hardening treatment on hardening layer of boron cast iron and its microstructure and properties are investigated.
研究了等离子束表面硬化工艺参数对硼铸铁淬硬层及其组织与性能的影响。
In order to deeply comprehend the wear regularity of chilled alloy cast iron tappet, the influence of surface layer microstructure on wear resistance was studied.
为了深入了解冷激合金铸铁气门挺杆的磨损规律，研究了冷激合金铸铁气门挺杆表层组织对耐磨性的影响。
In order to improve the abrasion-resistant on the casting surface, the low-Cr cast iron matrix composite reinforced by WC particles in sand mold was made in the experiment.
为了提高铸件表面的耐磨性，实验以低铬铸铁为基体，WC颗粒为增强体，制备出颗粒增强表面耐磨复合材料。
The surface of the hypoeutectic white cast iron of great wearable work piece in common use was treated by laser hardening.
对要求高耐磨的大型工件常用的亚共晶白口铸铁材料进行了不同条件的激光表面强化处理。
Defects of crankshaft surface and body will produce important effect on engine reliability. This paper probes into flaw detection technology of forging steel and nodular cast iron of crankshaft.
曲轴表面及本体的缺陷，对发动机的可靠性有重要影响，对锻钢和球墨铸铁曲轴的探伤技术进行探讨。
The process of surface treatment of cast iron hardware and the process flows of its mechanical zinc plating were introduced.
介绍了铸铁五金件的表面处理工艺及其机械镀锌工艺流程。
To improve wear resistibility of surface cast iron will increase the useful life of grey cast iron directly.
提高铸铁表面的耐磨性，直接影响到其使用寿命。
Copper nickel, good machinability bad crack resistance. Repair welding of shole gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
Nodular cast iron crank shaft which has not been processed by adding nitrogen, its surface fatigue strength is lower, this is the reason that results in the fracture.
球墨铸铁曲轴未经过氮化处理，表面疲劳强度低是导致曲轴断裂的原因；
2 cast iron guardrail surface best after pickling.
铸铁护栏表面最好经过酸洗处理。
Effects of different tempering processes on surface microstructure of indefinite chill cast-iron roller were studied.
研究了回火工艺对无限冷硬轧辊表层基体组织的影响。
Copper nickel good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
The service life of the boron surface alloying grey cast iron ingot mold is 43% longer than that of high Mn low si grey cast iron ingot mold.
试验结果表明：铸渗硼灰铸铁钢锭模比同类灰铸铁钢锭模的使用寿命提高43％。
Pure nickel, excellent general properties. Used to weld thin cast iron part repair welding machined surface, such as guided way of machine tool.
纯镍，综合性能好。铸铁薄件及加工面补焊用，如机床导卫。
Pure nickel, excellent general properties. Used to weld thin cast iron part repair welding machined surface, such as guided way of machine tool.
纯镍，综合性能好。铸铁薄件及加工面补焊用，如机床导卫。
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