brazing seam

简明释义

铜焊焊缝

英英释义

例句

1.A properly formed brazing seam can significantly enhance the durability of the assembly.

正确形成的焊接缝可以显著增强组件的耐用性。

2.During the testing, the brazing seam showed excellent resistance to thermal expansion.

在测试过程中，焊接缝显示出对热膨胀的优异抵抗力。

3.The quality of the brazing seam is critical for ensuring the strength of the joint.

焊接缝的质量对确保接头的强度至关重要。

4.The technician applied a flux to improve the flow of the filler metal in the brazing seam.

技术员涂抹了助焊剂，以改善焊接缝中填充金属的流动性。

5.Inspect the brazing seam for any signs of cracks or defects before proceeding.

在继续之前检查焊接缝是否有裂缝或缺陷的迹象。

作文

Brazing is a metal-joining process that involves melting and flowing a filler metal into the joint between two or more close-fitting parts. The temperature used in brazing is typically above 450 degrees Celsius, which is higher than that used in soldering but lower than that used in welding. One of the key components of the brazing process is the brazing seam, which refers to the area where the filler metal has flowed into the joint between the base metals. This seam is critical in determining the strength and durability of the joint. The brazing seam is formed when the molten filler metal is drawn into the gap between the parts being joined by capillary action. This process not only creates a strong bond between the metals but also allows for the joining of dissimilar materials. For instance, it is common to use brazing to join copper to steel, which would be difficult to achieve through welding due to the differing melting points of the materials. In industries such as automotive, aerospace, and HVAC (heating, ventilation, and air conditioning), the integrity of the brazing seam is paramount. Engineers must ensure that the seam is free from defects such as voids, cracks, or inclusions, which can compromise the strength of the joint. To achieve a high-quality brazing seam, proper surface preparation, the selection of appropriate filler materials, and optimal brazing temperatures must be carefully controlled. Additionally, the design of the joint plays a significant role in the effectiveness of the brazing process. A well-designed joint will facilitate the flow of the filler metal into the brazing seam, ensuring a complete and uniform bond. Factors such as joint clearance, fit-up, and the geometry of the parts must be considered during the design phase. After brazing, various tests can be performed to evaluate the quality of the brazing seam. Non-destructive testing methods, such as X-ray or ultrasonic testing, can be employed to detect any internal defects that may not be visible on the surface. These tests are crucial for applications where safety and reliability are essential, such as in pressure vessels or aircraft components. In conclusion, the brazing seam is a vital aspect of the brazing process, serving as the point of connection between joined metals. Understanding the characteristics and requirements of a good brazing seam is essential for engineers and technicians involved in metal fabrication. By focusing on the quality of the brazing seam, industries can ensure the longevity and performance of their products, ultimately leading to safer and more efficient systems.

钎焊是一种金属连接工艺，涉及将填充金属熔化并流入两个或多个紧密贴合部件之间的接头。钎焊所用的温度通常在450摄氏度以上，通常高于焊接，但低于焊接。钎焊过程中的关键组成部分之一是钎焊缝，它指的是填充金属流入基础金属之间接头的区域。这个缝隙对于确定接头的强度和耐久性至关重要。钎焊缝是在熔融填充金属通过毛细作用被引入被连接部件之间的间隙时形成的。这个过程不仅创造了金属之间的强大结合，还允许不同材料的连接。例如，常常使用钎焊将铜与钢连接，这在焊接中由于材料的熔点不同而很难实现。在汽车、航空航天和HVAC（暖通空调）等行业中，钎焊缝的完整性至关重要。工程师必须确保缝隙没有缺陷，如气孔、裂缝或夹杂物，这些缺陷可能会损害接头的强度。为了获得高质量的钎焊缝，必须仔细控制适当的表面准备、填充材料的选择和最佳钎焊温度。此外，接头的设计在钎焊过程中也起着重要作用。设计良好的接头将促进填充金属流入钎焊缝，确保完整且均匀的结合。在设计阶段，必须考虑接头间隙、配合和部件几何形状等因素。钎焊后，可以进行各种测试以评估钎焊缝的质量。可以采用无损检测方法，如X射线或超声波检测，以检测可能在表面上不可见的内部缺陷。这些测试对于安全性和可靠性至关重要的应用非常重要，例如压力容器或飞机部件。总之，钎焊缝是钎焊过程的重要方面，作为连接金属之间的连接点。理解良好的钎焊缝的特性和要求对于参与金属加工的工程师和技术人员至关重要。通过关注钎焊缝的质量，行业可以确保其产品的长期使用和性能，最终导致更安全和更高效的系统。