Analysis of the Impact Toughness Test and Fracture of Rail Thermit Welding Joints at Low Temperature

低温下铁路钢轨 铝 热焊缝接头冲击韧性试验与断口分析

In this paper the influence of additives on the structure and properties of ceramic coating produced by static thermit SHS was investigated .

研究了添加剂对静态 铝 热SHS陶瓷涂层结构和性能的影响。

Thermit welding and elastic fastening device can reduce the number of joints overcome the thermal expansion and cold shrinkage of rails and make the operation of traveling crane smooth and steady .

采用 钢轨弹力紧固装置和 钢轨 铝 热焊技术，减少 钢轨接头，克服钢轨热胀冷缩带来的 弊端，使得行车在钢轨上运行平稳可靠。

The charging density of thermit mixture has dual effects on the combustion process .

铝热剂的装料密度对燃烧过程具有双重影响；

Abstract This paper investigated the technology to produce ceramic coating in inner surface of steel pipe by state thermit SHS method . The technological factor to influence the coating quality had been determined . The microstructure and hardness distribution of coating was also determined .

本文研究 静态 、 铝 热 &自蔓延高温合成方法形成钢管内表面陶瓷涂层的工艺，确定了影响涂层质量的工艺因素，并分析了陶瓷涂层的组织和硬度分布。

In this paper the structure and porosity distribution of ceramic coating with different composition on inner surface of steel pipe produced by static thermit SHS was investigated the formation condition and adiabatic temperature was analysed as well .

本文研究了静态、 铝 热 SHS钢管内表面不同组成陶瓷涂层的组织结构和孔隙分布，并分析了其形成条件和绝热温度。

This paper investigated the static thermit SHS ceramic coating . The composition microstructure mechanical properties and corrosion resistance of the ceramic coating have been analysed .

研究了静态 铝 热SHS陶瓷涂层，分析了涂层的成分、组织形态、力学性能和耐蚀性能。

The Influence of Additives on Ceramic Coating Produced by Static Thermit Self-Propagating High Temperature Synthesis

添加剂对静态 铝 热自蔓延高温合成陶瓷涂层影响的研究

Discussion on the thermomechanical analysis and process of smelting high grade ferrotitanium in thermit process

铝 热法熔炼高 钛铁的热力学分析及工艺探讨

Study and prevention of defects in rail thermit welds

钢轨 铝 热焊缺陷的研究与防止

It is found that there is a critical thermit pipe ratio based on the thermodynamic calculation .

通过热力学计算，发现存在临界 料管比 x；

The combustion characteristics of the thermit in the presence of liquid phase in the field of gravitational forces were investigated .

研究了重力场作用下有液相 生成 的 铝热剂的燃烧特性。

The Investigation on Structure of Ceramic Coating Produced by Static Thermit SHS

静态 、 铝 热自蔓延高温合成（SHS）陶瓷涂层的组织结构研究

Study on Combustion Characteristics of a Thermit in the Gravitation Field

重力场中 铝热剂的燃烧特性研究

In this paper the ceramic lined nodular cast iron pipe was made by the SHS centrifugal thermit process . The influence of combustion synthesis process on the matrix microstructure was investigated meanwhile .

用自蔓延 铝 热离心法制备了陶瓷内衬复合球墨铸铁管，研究了燃烧合成过程对球墨铸铁基体组织的影响；

By comparison with manual arc welding it is found that the thermit welding is a efficiency energy saving and high quality process for repair welding of steel ingot die .

根据对比 铝 热焊与手弧焊修复工艺，阐明了用 铝 热焊修复钢锭模是一种高效、节能、焊接质量好的新方法。

This paper investigated the corrosion resistance of ceramic coating produced by static thermit SHS Compared the corrosion resistance of ceramic coating in different composition cooling condition and corrosion period .

对比研究了静态 铝 热SHS陶瓷涂层在不同组成，不同冷却保温条件和腐蚀阶段的耐蚀性。

Researching and producing low-aluminium and low-silicon ferroboron with thermit process

铝 热法低铝低硅硼铁的研制与生产

Effect of thermit composition on manual SHS welding for low carbon steel

高热 剂对低碳钢手工自蔓延焊接的影响

Study on the fracture scanning of rail steel and thermit welding after the tensile test at low temperature

低温下铁路钢轨钢材及 铝 热焊缝拉伸试件断口分析

Iron - nickel Alloy Lined Composite Steel Pipe Produced by Centrifugal - thermit Process

铝 热-离心法制 备铁镍基 耐蚀合金内衬复合钢管的 成分 与 组织

It mainly introduces high silicon ferrotitanium smelting process principle with thermit method and technical conditions as wen as technical and economical index of the products .

该文主要介绍采用 铝 热法生产高硅钛铁合金的冶炼工艺原理、工艺技术条件及所制产品的技术经济指标。

Toughness of Thermit Welds in Rails

钢轨 铝 热焊接头韧性研究

Finite element analysis of anti-break performance and anti-shock strength of the armored steel thermit welding joint

装甲钢板 铝 热焊接头抗断性和抗击强度有限元分析

Bonding stage which mainly composes pressing mechanism strong thermit mechanism and diffusion mechanism ;

复合阶段，主要存在压合机制、强烈的 铝 热机制和扩散机制；

Under similarly distributed load the anti-shock strength is analyzed with regard to cracking armor plate and the thermit welding armor plate .

对有裂纹的装甲钢板和 铝 热焊 修补后的装甲钢板在受同样正向分布载荷下进行了抗击强度分析。

The procedure of thermit welding for repair of the ingot die is presented in the paper .

介绍了 铝 热焊修复钢锭模的工艺过程。

The reaction rate thermit reaction is affected by molten steel temperature reactants particle size and particle size of additives .

焊剂反应速率受 焊剂反应 生成钢液的温度，反应物粒度和添加物粒度的影响。

At present rail welding includes flash welding gas pressure welding thermit welding and arc welding .

钢轨的焊接方法目前常用的有闪光焊、气压焊、 铝 热焊和电弧焊。

Ceramic lined steel pipes can be produced by SHS ( Self propagating synthesis ) thermit process . Effect of SiO 2 addition on reacting process microstructure and phase composition of the layer is investigated .

采用自蔓延 铝热剂 法可制备陶瓷内衬钢管，研究了添加物SiO2对反应过程及陶瓷衬层显微组织、相组成的影响。