我们用于建筑行业的材料也是越来越多了,目前新型的建筑体系中钢结构得到广泛的应用。而西宁钢结构厂房的主要构件是焊接H型钢柱、梁、撑。这些构件在制作过程中都存在焊接变形问题,如果焊接变形不予以矫正,则不仅影响结构整体安装,还会降低工程的可靠性。那么关于这种钢结构的变形矫正方法都有哪些呢,并且现在施工中大都采用哪种矫正方法,下面这篇文章为大家详细讲解,大家一起来了解一下吧。
We are also using more and more materials in the construction industry, and steel structures are currently widely used in new building systems. The main components of the Xining steel structure factory building are welded H-shaped steel columns, beams, and braces. These components all have welding deformation issues during the production process. If the welding deformation is not corrected, it not only affects the overall installation of the structure, but also reduces the reliability of the project. So what are the deformation correction methods for this type of steel structure, and which correction methods are mostly used in construction now? The following article will explain in detail for everyone to learn about together.
在生产过程中普遍应用的矫正方法,主要有机械矫正、火焰矫正和综合矫正。但火焰矫正是一门较难操作的工作,方法掌握、温度控制不当还会造成构件新的更大变形。因此,火焰矫正要有丰富的实践经验。本文对钢结构焊接变形的种类、矫正方法作了一个粗略的分析。
The commonly used correction methods in the production process mainly include mechanical correction, flame correction, and comprehensive correction. But flame correction is a difficult task to operate, and improper control of methods and temperature can also cause new and greater deformation of components. Therefore, flame correction requires rich practical experience. This article provides a rough analysis of the types and correction methods of welding deformation in steel structures.
西宁钢结构
Xining Steel Structure
钢结构焊接变形的种类与火焰矫正:
Types of welding deformation in steel structures and flame correction:
钢结构的主要构件是焊接H型钢柱、梁、撑。焊接变形经常采用以下三种火焰矫正方法:
The main components of steel structures are welded H-shaped steel columns, beams, and braces. The following three flame correction methods are often used for welding deformation:
(1)线状加热法;
(1) Linear heating method;
(2)点状加热法;
(2) Point heating method;
(3)三角形加热法。
(3) Triangle heating method.
下面介绍解决不同部位的施工方法。
Here are the construction methods for solving different parts.
以下为火焰矫正时的加热温度(材质为低碳钢)
The following is the heating temperature for flame correction (made of low-carbon steel)
低温矫正(500度~600度):冷却方式:水
Low temperature correction (500 ° C to 600 ° C): Cooling method: water
中温矫正(600度~700度):冷却方式:空气和水
Medium temperature correction (600 ° C to 700 ° C): Cooling method: air and water
高温矫正(700度~800度):冷却方式:空气
High temperature correction (700 ° C to 800 ° C): Cooling method: Air
综合文中讲解,大家可以大体了解到这种钢结构材料在发生变形时的矫正方法都有哪些,并且,火焰矫正时加热温度不宜过高,过高会引起金属变脆、影响冲击韧性。16Mn在高温矫正时不可用水冷却,包括厚度或淬硬倾向较大的钢材,希望文中介绍对大家有帮助作用。
Based on the comprehensive explanation in the article, everyone can have a general understanding of the correction methods for this type of steel structure material when it undergoes deformation. Moreover, the heating temperature during flame correction should not be too high, as excessive temperature can cause metal embrittlement and affect impact toughness. 16Mn cannot be cooled with water during high-temperature correction, including steel with a high thickness or hardening tendency. We hope that the introduction in this article will be helpful to everyone.
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