1、 Preheating before welding, preheating before welding and heat treatment after welding are very important to ensure welding quality.The welding of important components, alloy steel and thick p...
In the construction process of steel structure engineering, the coating process is a very late process in the process of steel structure processing, and it is also a very critical step. We all kno...
There are many advantages of steel structure, such as light weight, less material, low cost, short construction period, large span, safe and reliable, beautiful shape, stable structure, etc.The bu...
Steel member metal has the characteristics of thermal expansion and cold contraction. When the metal is heated locally, the metal at the heated part expands. However, due to the low surrounding te...
As first reported by the Los Angeles Times, Sandra Bullock’s Southern California ranch has just sold. Built in 1990, the sprawling home consists of three adjoining lots with two residences. T...
1、Manufacturing problem of components
The plate used for the portal steel frame is very thin, the thinnest can be up to 4 mm. The cutting of thin sheets should be preferred to cut and avoid cuttin...