耐磨

The covering prepared with the invented dust core contains a good deal of amorphous carborundum, the coating formation is even and has high rigidity with HV0.1 of more than 1190, and has good abradability and the relative abradability is 15.8 times than the Q235 steel.

用本发明研制的粉芯丝材制备的涂层含有大量非晶，涂层组织均匀、硬度高，HV 0.1 ＞1190；耐磨性好，其相对耐磨性可达到Q235钢的15.8倍。

This paper expounds the oxyacetylene flare overlaying welding technology of tungsten carbide rod made to be metal matrix carbide ceramal compound overlaying welding layers.

介绍碳化钨条氧乙炔火焰堆焊制备金属基碳化物陶瓷复合耐磨堆焊层的工艺方法，结合碳化钨条氧乙炔火焰堆焊工艺过程、堆焊层性能特点、泥沙磨损实验结果及显微组织形貌，分析讨论了热源性质对堆焊层性能的影响以及复合耐磨堆焊层的抗泥沙磨损特性。

Based on the experience of national research projects, high chrome white cast iron liner、handfacing liner have been preparated.

在国内外制备耐磨衬板的经验基础上，分别选用一种铸造工艺制备高铬铸铁衬板，两种焊接工艺：躺极电渣堆焊、带极耐磨堆焊制备堆焊衬板。

Its theoretic wear-resistance is equal to 260 times of manganese steel, 170 times of chrome steel.

产品具有特耐磨、抗冲击、方便施工等特点，其理论耐磨性能相当于锰钢的260倍，铬钢的170倍。

It is blended with glass fiber weft, polyester fiber warp, the fabric's elongation, flexibility and abrasion resistance can be improved, heat-resistant is better than cotton belt, it can replace cotton belt that request the stretch long rates and higher abrasion resistance of the winding of the electrical equipment insulation material packed.

一种以聚酯纤维为经纱、玻璃纤维为纬纱的混纺带，织物的伸长率、柔软性和耐磨性都得以提高，耐热性又优于棉布带，可代替棉布带用于对伸长率和耐磨性要求较高的电机电器的缠绕包扎的绝缘材料。111

It has good abrasion resistance and it's a new experiment for enhancing abrasion resistance of the crusher hammer.

磨损试验证明锤头具有良好的耐磨性，是提高破碎机锤头耐磨性的一种新尝试。

Increasing quenching temperature can improve the impact toughness and wear property, and the optimal impact toughness (40 J/cm^2) and wear performance of the tested steel can be obtaind by quenching at 1100℃ and tempering at 250℃ SEM analysis finds that the main wear mechanism is cutting wear and fillister under the low stress grinding abrasion.

提高淬火温度有利于冲击韧度和耐磨性的提高，经1100℃淬火＋250℃回火热处理，材料可获得最佳的冲击韧度(40J/平方公分)及耐磨性。用SEM分析发现，在该低应力磨料磨损工况下，实验钢的磨损形式主要有显微切削和凿坑。

The quill shaft adopts cast steel part and the liner is detachable. The turning gearwheel adopts casting hobbing process and the drum is equipped with wear-resistant liner, which has good wear-resistance.

中空轴采用铸钢件，内衬可拆换，回转大齿轮采用铸件滚齿加工，筒体内镶有耐磨衬板，具有良好的耐磨性。

The result of impact particle abrasion test show that the best wearable material is 2C sample through glomeration anneal,850℃ oil quenching and 2 hours 300℃ tempers in selected 1#,2# and 3# wearable materials.

冲击磨料磨损试验结果表明，所选编号为1~#、2~#和3~#的三种耐磨材料，耐磨性能最好的是2~#材料在球化退火后，进行850℃油淬，300℃回火2小时的试样(2C试样)。

Long-term with the Luoyang Refractory Material Research Institute, Beijing University of Science and Technology, Anshan University of Science and Technology, such as metallurgy research institutions to collaborate, has developed the metallurgy, coking industry in various grades×, silica brick, clay brick, magnesia brick, magnesia-chrome brick, MgO-C Bricks aluminum, chromium corundum brick, insulation brick light, etc.; cement industry with anti-spalling×, alkali brick, silicon brick Mo, direct combination of magnesia-chrome brick, periclase-spinel brick, phosphorus acid brick, high-phosphate soft Dutch bricks, special bricks, such as phosphate; generating boiler industry with a variety of brands wear-resistant brick, corundum brick, mullite brick, such as stereotyped products and wear resistant castable, corundum castable, high-strength low cement castable, impermeable material, gravity feed can be plastic, various grades, such as fire-resistant mud Unshaped Materials, in which silica brick and light insulation brick production line for the national output of a single one of the largest production line.

公司长期与洛阳耐火材料研究院，北京科技大学，鞍山冶金科技大学等科研院校开展协作，先后开发出冶金，焦化行业用各种牌号高铝砖，硅砖，粘土砖、镁砖，镁铬砖，铝镁碳砖，铬刚玉砖，轻质隔热砖等；水泥行业用抗剥落高铝砖，耐碱砖、硅莫砖，直接结合镁铬砖、方镁石尖晶石砖、磷酸盐砖，高荷软磷酸盐砖、特种磷酸盐砖等；发电锅炉行业用各种牌号耐磨砖，刚玉砖，莫来石砖等定型产品和耐磨浇注料、刚玉浇注料、低水泥高强浇注料、防渗料，自流料，可塑料、各种牌号耐火泥等不定型材料，其中硅砖和轻质隔热砖生产线为全国单台产量最大的生产线之一。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。