overlapping weld

简明释义

搭接焊缝

英英释义

例句

1.To avoid an overlapping weld, ensure proper alignment before welding.

为了避免重叠焊缝，在焊接前确保正确对齐。

2.The design specifications explicitly prohibit overlapping welds in critical joints.

设计规范明确禁止在关键接头中使用重叠焊缝。

3.The engineer noted that the overlapping weld could weaken the structural integrity of the beam.

工程师指出，重叠焊缝可能会削弱梁的结构完整性。

4.An overlapping weld can lead to stress concentrations in the material.

一个重叠焊缝可能会导致材料中的应力集中。

5.During the inspection, we found several overlapping welds that needed to be repaired.

在检查过程中，我们发现了几个需要修复的重叠焊缝。

作文

In the field of welding and fabrication, understanding various welding techniques is crucial for ensuring the integrity and strength of structures. One such technique that often comes up in discussions is the overlapping weld, which can have significant implications for the quality of the final product. An overlapping weld refers to a type of weld where the weld metal extends over the base metal without fusing properly to it. This can occur due to improper welding parameters or technique, leading to a lack of penetration and a weak joint. When a welder performs an overlapping weld, it typically results in a joint that is less durable and more prone to failure under stress. The primary issue with this type of weld is that it does not create a solid bond between the two pieces of material being joined. Instead, it leaves a surface layer of weld metal that sits on top of the base metal, which can easily be dislodged or cracked under mechanical loads. There are several reasons why an overlapping weld might occur. One common cause is insufficient heat during the welding process. If the welder does not apply enough heat, the filler material may not melt adequately, leading to poor fusion with the base metal. Additionally, incorrect travel speed can also contribute to this issue. If the welder moves too quickly, there may not be enough time for the weld pool to properly penetrate the base metal, resulting in an overlapping weld. To avoid creating overlapping welds, welders must pay close attention to their technique and the parameters they are using. Ensuring that the correct voltage and amperage settings are applied can help achieve the necessary heat for proper fusion. Moreover, maintaining a consistent travel speed and angle can also play a vital role in preventing this type of defect. It is essential to recognize the potential consequences of an overlapping weld. Structures that rely on welded joints for support can be compromised if these types of defects are present. For instance, in construction, an overlapping weld in a load-bearing beam could lead to catastrophic failures, posing risks to both safety and property. Therefore, it is imperative for welders to be trained adequately and to understand the importance of achieving high-quality welds. In conclusion, while the overlapping weld may seem like a minor issue, it can have serious ramifications in the world of welding and fabrication. By recognizing what constitutes an overlapping weld and understanding how to prevent it, welders can ensure the integrity and durability of their work. Continuous education and practice in welding techniques are vital for anyone in this profession, as the quality of their work directly impacts the safety and longevity of the structures they help create.

在焊接和制造领域，理解各种焊接技术对于确保结构的完整性和强度至关重要。其中一个常常在讨论中出现的技术是重叠焊，它对最终产品的质量有着重要影响。重叠焊指的是一种焊接方式，其中焊接金属在没有与基材正确熔合的情况下延伸到基材上。这可能是由于焊接参数或技术不当导致的，导致焊接深度不足，接头较弱。 当焊工进行重叠焊时，通常会导致接头的耐久性降低，更容易在应力下发生故障。此类焊接的主要问题在于，它未能在两个被连接的材料之间形成牢固的结合。相反，它留下了一层位于基材顶部的焊接金属表面，这种金属很容易在机械负荷下脱落或开裂。 造成重叠焊的原因有很多。一个常见原因是焊接过程中热量不足。如果焊工未施加足够的热量，填充材料可能无法充分熔化，导致与基材的熔合不良。此外，不正确的焊接速度也可能导致这一问题。如果焊工移动过快，焊池可能没有足够的时间与基材充分渗透，从而产生重叠焊。 为了避免产生重叠焊，焊工必须密切关注他们的技术和所使用的参数。确保应用正确的电压和电流设置可以帮助达到适当的熔合所需的热量。此外，保持一致的焊接速度和角度也在防止这种缺陷方面发挥着至关重要的作用。 认识到重叠焊的潜在后果至关重要。依赖焊接接头提供支持的结构，如果存在这些缺陷，可能会受到影响。例如，在建筑中，承重梁中的重叠焊可能导致灾难性的故障，给安全和财产带来风险。因此，焊工接受充分培训并理解实现高质量焊接的重要性是至关重要的。 总之，虽然重叠焊看似是一个小问题，但在焊接和制造领域可能具有严重的后果。通过识别什么构成重叠焊并了解如何防止它，焊工可以确保他们工作的完整性和耐用性。持续的教育和焊接技术的实践对任何从事这一职业的人来说都是至关重要的，因为他们工作的质量直接影响到他们帮助创造的结构的安全性和持久性。