neutral flame

简明释义

中性焰

英英释义

例句

1.The technician adjusted the torch to achieve a neutral flame 中性火焰 for better control during the cutting process.

技术员调整了喷枪，以在切割过程中获得更好的控制，达到中性火焰 中性火焰。

2.The instructor demonstrated how to create a neutral flame 中性火焰 during the workshop.

讲师在研讨会上演示了如何创建中性火焰 中性火焰。

3.For brazing tasks, a neutral flame 中性火焰 is preferred to ensure a clean joint.

对于钎焊任务，首选中性火焰 中性火焰以确保接头干净。

4.When welding aluminum, it's crucial to use a neutral flame 中性火焰 to prevent oxidation.

在焊接铝时，使用中性火焰 中性火焰是至关重要的，以防止氧化。

5.Using a neutral flame 中性火焰 helps in achieving uniform heating of the metal.

使用中性火焰 中性火焰有助于实现金属的均匀加热。

作文

In the world of welding and metalworking, understanding the different types of flames is crucial for achieving optimal results. One of the most important types of flame is the neutral flame, which is characterized by a balanced mixture of oxygen and acetylene. This flame is essential for various welding processes, particularly when working with materials such as steel and aluminum. The neutral flame provides a stable and controllable heat source, making it ideal for creating strong, clean welds without introducing impurities or excessive oxidation into the metal. The neutral flame is created when the ratio of oxygen to acetylene is perfectly balanced, resulting in a flame that neither oxidizes nor carburizes the material being welded. This balance is critical because an oxidizing flame can lead to brittleness in the weld, while a carburizing flame may introduce excess carbon, weakening the bond. Therefore, achieving a neutral flame is a fundamental skill that every welder must master.To create a neutral flame, the welder must adjust the torch settings carefully. This involves turning on the acetylene first and allowing it to flow before adding oxygen. By gradually increasing the oxygen until the flame turns from a yellowish hue to a clear, blue color, the welder can achieve the desired flame type. The resulting neutral flame has a distinct inner cone, which is the hottest part of the flame, and an outer envelope that provides additional heat without overheating the base material.Using a neutral flame is not only about achieving the right temperature; it also plays a significant role in the aesthetics of the finished weld. A clean, well-executed weld with a neutral flame will have a smooth appearance and minimal spatter, making it easier to finish and polish. This is especially important in industries where the visual quality of the weld is just as important as its structural integrity.In addition to its practical applications, the neutral flame serves as a teaching tool in welding education. Instructors often emphasize the importance of mastering this flame before moving on to more complex techniques. Understanding the characteristics of a neutral flame lays the foundation for learning how to manipulate other flame types, such as oxidizing or carburizing flames, which are used for specific purposes in welding and cutting.In conclusion, the neutral flame is a vital component of welding and metalworking. It provides a reliable heat source that promotes strong, clean welds while minimizing impurities. Mastering the neutral flame is essential for any welder aiming to produce high-quality work, and its significance extends beyond mere functionality; it embodies the precision and artistry required in the craft of welding. As technology continues to advance in the field, the principles surrounding the neutral flame remain timeless, underscoring the importance of foundational skills in achieving excellence in metal fabrication.

在焊接和金属加工的世界中，理解不同类型的火焰对于取得最佳效果至关重要。其中最重要的火焰类型之一是中性火焰，其特点是氧气和乙炔的平衡混合。这种火焰对各种焊接过程至关重要，特别是在处理钢材和铝材时。中性火焰提供了一个稳定且可控的热源，使其成为在金属中创建强大、干净焊缝的理想选择，而不会引入杂质或过度氧化。中性火焰是当氧气与乙炔的比例完美平衡时产生的，导致一种既不氧化也不碳化所焊接材料的火焰。这种平衡至关重要，因为氧化火焰可能导致焊缝脆弱，而碳化火焰可能引入过量的碳，从而削弱连接。因此，达到中性火焰是一项每位焊工必须掌握的基本技能。为了创造中性火焰，焊工必须仔细调整火炬设置。这涉及到首先打开乙炔，让其流动，然后再添加氧气。通过逐渐增加氧气，直到火焰从黄色变为清澈的蓝色，焊工可以实现所需的火焰类型。由此产生的中性火焰有一个明显的内锥，这是火焰中最热的部分，以及一个外包围层，提供额外的热量而不会过热基材。使用中性火焰不仅仅是关于达到正确的温度；它在成品焊缝的美观上也起着重要作用。用中性火焰焊接的干净、精确的焊缝将具有光滑的外观和最小的飞溅，使其更容易完成和抛光。这在视觉质量与结构完整性同样重要的行业中尤为重要。除了实用应用外，中性火焰还作为焊接教育中的教学工具。教师通常强调在学习更复杂的技术之前，掌握这种火焰的重要性。理解中性火焰的特性为学习如何操控其他火焰类型（如氧化火焰或碳化火焰）奠定了基础，这些火焰用于焊接和切割中的特定目的。总之，中性火焰是焊接和金属加工的重要组成部分。它提供了一个可靠的热源，促进强大、干净的焊缝，同时最小化杂质。掌握中性火焰对任何希望生产高质量工作的焊工来说都是必不可少的，其重要性超越了单纯的功能；它体现了焊接工艺中所需的精确和艺术性。随着技术在该领域的不断发展，围绕中性火焰的原则依然是永恒的，突显了基础技能在实现金属制造卓越方面的重要性。