Surface combined treatment of carbonitriding and B-C-N-RE multi-elements deep-penetrating on 20Cr steel firebrick die
碳氮共渗-深层稀土硼碳氮共渗复合处理在20Cr钢耐火砖模具中的应用
The kerosene carburizers with a few additive of rare earth were used to carbonize firebrick die of Q235 steel.
在煤油渗剂中添加微量稀土元素对Q235钢耐火砖模具进行稀土高浓度渗碳,可使渗速加快,渗层碳浓度增高,层深尤其是过共析+共析层深度增加;渗层硬度较高且硬度梯度较缓;渗层组织中的碳化物数量增多,且呈细小颗粒状弥散分布。
The firebrick mould CAD system is introduced that is designed by object-oriented technology and with the method of UML.
以UML为建模语言,Rational ROSE为工具,建立了基于面向对象技术的智能化耐火砖模具CAD系统。
In addition,the refractory firebrick were connected by male and female connection to ensure that the flue would not leak to the shell of the duct.
后经设计者反复调研考察,将衬里结构由原龟甲网加浇注料改造为耐火砖涂抹耐火浇注料,且在烟道顶部前后方向设计成三块"n"形耐火砖,耐火砖之间采用凸凹配合使烟气不能泄漏到烟道壳体。
It determined replacing material for the cylinder and the heat-insulation hanging piece would be replaced by the home-made firebricks.
通过对烧蚀损坏的低热值燃气轮机单筒燃烧室检查、分析,找出了损坏原因,确定筒体替代材料,开发国产耐火砖替代隔热挂片,对燃烧室进行了修复,积累了检修经验和技术数据。
This paper discusses how to improve expand section's lining of heavy_calibre and high_tempreture, the steel_fibre lining is improved to be the lining of firebrick and fireproof material, to avoide the lining drop and meet the needs of production.
阐述了如何将大口径高温膨胀节衬里由钢纤维双层衬里改为耐火砖加耐火浇注料结构,避免了衬里脱落,满足了生产需要。
Damage to refractory brick at the feed end of rotary kiln and the measure;
损坏回转窑冷端耐火砖的主要原因及其对策
Choosing and using refractory brick accurately to eliminate chrome harm to the environment;
合理选择和使用耐火砖消除铬对环境的危害
Measures to prolong the lifespan of refractory brick in rotary kiln;
延长回转窑耐火砖使用寿命的几点举措
The study shows that using kyanite as a major raw material, high-quality mullite insulating fire bricks can be produced by adjusting the structure of pores in the bricks, the grain sizes of kyanite and sintering temperature curves.
本文研究了利用蓝晶石制作轻质莫来石耐火砖的可行性,并探讨了轻质莫来石耐火砖的基本原理及在烧成过程中的物相变化。
Combined with coke oven construction work in one coking factory from management and transportation of fire brick, mud management, mark rod setting and other aspects the preparation work is elaborated as well as the requirements before masonry construction of furnace body.
结合某焦化厂焦炉施工平面布置概况 ,从耐火砖的管理、运输、泥浆的管理、砌砖控制线和标杆的设置等方面 ,阐述了焦炉的施工准备措施 ,提出了炉体砌筑前的必备条
In this article analyed theoretically are the two types of fire brick dies with complicated force and external shape.
对外形和受力都比较复杂的两种耐火砖模具的强度进行研究。
Research on 3D molding practice in mould miscellaneous of firebrick
异型耐火砖模具3D造型方法的研究
CAD System for Intelligent Design of Firebrick Mould
耐火砖模具CAD系统智能化设计方法的研究
Researching on 3D Molding Method of Fire-brick Mould of Miscellaneous Shape Based on AutoCAD;
基于AutoCAD的异型耐火砖模具3D造型方法的研究
Surface combined treatment of carbonitriding and B-C-N-RE multi-elements deep-penetrating on 20Cr steel firebrick die
碳氮共渗-深层稀土硼碳氮共渗复合处理在20Cr钢耐火砖模具中的应用
testing method for refractoriness of refractory materials and products
耐火砖和耐火材料的耐火度试验方法
Application of Suspension Casting to Firebrick Forming Dies of High-Chromium Cast Iron
悬浮铸造在高铬铸铁耐火砖模上的应用研究
fireclay bricks for ladle
钢包用粘土质耐火砖
dolomite-magnesite brick
白云石-镁质耐火砖
testing methods for dimensions of refractory bricks
耐火砖尺寸试验方法
testing methods for warpage of refractory bricks
耐火砖翘曲测定方法
testing method for permeability to gases of refractory bricks
耐火砖透气性试验方法
shape and dimension of refractory bricks for open-hearth furnace
平炉用耐火砖尺寸、外形
The inside is lined with bricks.
里面衬有一层耐火砖。
method of inspection for dimension of refractory brick
耐火砖尺寸检测方法
brick, building, ornamental, non-refractory
非耐火建筑装饰用砖
testing method for modulus of rupture of refractory bricks and insulating fire bricks at elevated temperature
耐火砖和绝热耐火砖抗弯强度试验方法
chemical analysis of refractory brcks and refractory mortar
耐火砖和耐火泥浆化学分析方法
cheek, fo non-refractory ceramic fire-brick
滑车外壳,非耐火陶瓷耐火砖制