Mr.Liu
Director
The company adheres to the business tenet of “survival by quality, efficiency by management, and development by science and technology”, based on first-class technology, products, services and reputation, and wholeheartedly provides high-quality steel structure engineering solutions for customers at home and abroad, and looks forward to working closely with domestic and foreign merchants to create a better future.
Introductory knowledge of steel structure – related knowledge of surface treatment before painting
In the process of processing, transportation, storage, etc., the surface of the workpiece often contains oxide scale, rust mold residues, molding sand, welding slag, dust, oil...
Introduction to steel structure – anti-corrosion measures for steel structure
(1) Friction coefficient: where F is the force that causes the initial slip of the specimen measured by the anti-slip test, and nf is the number of friction surfaces, which is...
Precautions for the design of the steel structure factory house
(1) Weathering steel: The steel with corrosion resistance better than that of general structural steel is called weathering steel, which generally contains phosphorus, copper,...
Common problems encountered in the design and construction of steel structures
1. If there is a gutter, the tie rod cannot be designed to be close to the top of the column, otherwise it may lead to the inability to install the downpipe. In addition, the...
20_ The difference between steel and Q235B and Q345B
The main factors of steel structure damage are: (1) insufficient bearing capacity of the structure caused by load changes, overdue service, and changes in specifications and...
Steel structure roof waterproofing
The slope of the light steel structure roof is generally small, often below 6%, and the roof leakage phenomenon of this structure is more common in the central and southern rainy...
Knowledge of steel Q345B
No. 20 steel belongs to "high-quality carbon structural steel" GB/T699-1999, and the number represents the carbon content. The physical and mechanical properties and chemical...