The simplest of these removes the old (cracked) weld material and replaces it with ductile weld material.
三组试件中最简单的一个节点为除去旧有的开裂焊接材料并用延性好的焊接材料重新焊接。
The weld ability, weld material and weld process of the Q345E steel applied to the locomotive and rolling stock for Qingzang line are studied in this paper.
对适用于青藏线机车车辆的Q345E钢的焊接性、焊接材料和焊接工艺进行了研究，对Q345E钢及其焊接接头进行了热处理试验，为Q345E钢焊接工艺规范的制定提供了依据。
The experiment has proven that it can perform quite well in the welding and bring a satisfactory result, being an economical new-type weld material with high efficiency.
实验证明，该焊条具有良好的工艺性能和焊接质量，是一种效率高、经济性好的新型焊接材料。
Through material, weld material, weld technology. Analyses the reason when cracking-fusion product in line pan. Introduces a method of preventing cracking-fusion production.
从原材料、焊接材料、焊接工艺三方面分析了中部槽产生裂纹的原因，从而得到一种避免裂纹产生的方法及预防措施。
Surfaces to be welded or thermally cut shall be cleaned of all foreign material such as grease, oil, dirt, scale, slag and paint that would be detrimental to either the weld or base material.
需焊接或热切割的表面应排除所有可能会损坏焊材或母材的杂物，如脂、油、灰尘、水垢、熔渣和油漆等。
If the valve body material can be welded, but very different thermal expansion coefficient, or changes in operating temperature range of a larger thread junction closure weld must be honey.
如果阀体的材料是可以焊接的，但膨胀系数差异很大，或者工作温度的变化幅度范围较大，螺纹连接部必须进行蜜封焊。
The material fracture toughness was adequate to ensure development of the full fatigue resistance of the weld detail.
材料的断裂韧性可充分满足焊缝细节疲劳抗力的发挥。
Weld failures when they do occur, either during fabrication or service, involve considerable rework, apart from production, time and material losses.
焊缝开裂，当在制造或服务期间时，他们发生，除生产、时间和材料损失之外，介入可观的重做。
The results show that the defects in the weld such as interface reactant and pore are the key factors to reduce the material weldability.
研究发现，焊缝中存在的界面反应物、气孔缺陷，是导致该种材料焊接性显著降低的主要因素。
The excess material formed on the internal surface of a coiled tubing string by the longitudinal weld during manufacture.
挠性管柱在制造时由于纵向焊接在其内表面所形成的多余物质。
The research showed that the structure of weld mark was connected with the material formulation, die mould of extrusion machine and parameters of processing technology.
研究发现，熔接痕的结构与材料配方、挤出机机头模具及加工工艺参数均有关系。
The Loader ?Positioner is ideal for resistance welding, weld gun handling, material handling and part transfer.
比如电阻焊接，焊接枪处理，材料处理和零件转移方面是一款理想设备。
Applicable to all kinds of ingredients containing PVC leather material, the thickness of leather, belts, conveyor belt, treadmill belt fitting and the connection and weld.
适用于各种含PVC成份的皮料、厚度的皮革，皮带，输送带，跑步带的贴合和接驳和熔接。
Because there is no welding material according to the manufacturer's specifications, the weld performance will be greatly reduced.
因为没有按厂家说明书使用焊接材料，焊缝性能会大打折扣的。
Cracks occurred in the main weld joining the web and upper wing panel of an overhead crane girder of I-section, some of which have expanded to the structure material and even led to girder fracture.
桥式起重机采用工字形截面作为主梁，使用多年后该结构形式的主梁上翼缘板和腹板连接的主焊缝及母材多处产生裂纹，甚至发生主梁断裂事故。
An autogenous weld is produced by GTAW and can be used to test material weldability and gas shield usage, and to set welding parameters.
可以用氩弧焊(GTAW)制备气焊缝，这种焊接方法可以用来测试材料的可焊接性，检查气体保护的使用以及焊接参数的设定。
The change of material property depending on temperature was considered in computation. The element birth technique was adopted to simulate multi-pass weld.
计算中考虑材料物理性能随温度的变化，并运用单元激活技术模拟多道焊焊接过程。
Overview This order applies to iron magnetic material and weld Magnetic particle inspection.
概述本规程适用于铁磁性材料和焊缝的磁粉检验。
The technology of developing quality and strong pick is found by researching the hard metal alloy, pick-body material, weld gap, technique of braze welding and heat treatment.
通过对硬质合金、截齿体材质、焊缝间隙、钎焊及热处理工艺的研究，寻找出了研制优质强力截齿的技术途径。
Most HPV or recumbent manufacturers rely on working with CroMo as it takes very little skill to TIG or MIG weld this material.
多数HPV或横卧制造商依靠与CroMo工作，因为它需要很少的技能，或MIG氩弧焊焊接这种材料。
It is difficult to weld the material in the production of coal mining equipment because the welding capability of this kind of material is no good.
而这种材料的焊接性能极差，给矿山设备的生产制造带来一定的困难。
And the hardness of the weld account for 70 percent of the main body material.
同时发现焊接区的硬度约为母材硬度的70%。
The X grace steel sheet is used as main material for SAW straight weld pipes for pipe line purpose.
X级管线钢板材是生产直缝埋弧焊管的主要原材料。
Area includes both the weld metal and the narrow band of material adjacent to the weld which has been affected by the heat of welding.
测试面积包括焊缝金属和焊缝附近窄小的焊接热影响区。
The method of Carbon arc-welding is adopted. It is feasible in practice to be used in the material weld. The feedback from the user demonstrates the reliability of welding quality.
焊接方法采用碳弧焊，通过生产实践验证是可行的，用户在使用中对产品的反馈论证了其焊接质量的可靠性。
This system is a microcomputer system, which is the first successful development for the weld-material productive process in our country.
本系统是我国在焊剂生产过程中首次开发成功的微机控制系统。
The results show that the crack initiates at the outer surface of the weld comer and propagates into the steel base material with a high cycle fatigue mode.
钎焊焊缝的枝晶间显微疏松导致的应力集中与微裂纹效应以及近焊缝区母材晶粒长大是导管早期疲劳开裂的主要原因。
This paper discusses the speciality of the blaze weld, studying and applying of the equipment and material of this technique, detailedly introduces the essentiality in maintenance work of coke-oven.
介绍了火焰焊补技术的特点、设备、焊补料及其在焦炉炉体维护中的应用。
In addition, it is introduced that the layer, impurities and band structure in base material are harmful to the weld quality of ERW steel pipe.
另外介绍了母材缺陷分层、夹杂物、带状组织对ERW焊缝的危害性。
The fusion course of different material (Fe and Ni)in spot weld with different process variable was researched. The weldableness and the selection of parameter were researched, too.
对异质材料铁-镍点焊在不同规范下熔合过程进行了试验研究，包括可焊性及规范参数的选择。
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