Some methods of cold-drawing steel tubes
To overcome the shortcomings of conventional cold-drawing methods, the following methods of cold-drawing steel tubes have been continuously developed: (1) Cold-drawing steel tubes with conical mandrels,...
Industrial News
Hot rolled seamless steel pipe production principle
A pipe production process in which a heated solid ingot is rolled into a hollow pipe body with no seams around the perimeter. The hot rolling method can be used to produce carbon steel, alloy pipes, high...
How do you judge the quality of steel pipes
In many fields such as construction engineering, machinery manufacturing, petrochemical industry, etc., steel pipe is an important structural material, and its quality is directly related to the safety...
Details of thick-walled submerged arc welded straight seam steel pipe
Thick-walled submerged arc welded straight seam steel pipe, as a common pipe material in the construction industry, plays an important role in supporting and transmitting force. Its manufacturing process...
What is the purchasing method for carbon steel pipes
When purchasing carbon steel pipes, you need to pay attention to some key factors to ensure you are getting a high-quality product. First of all, it is necessary to understand the manufacturing process...
The uses and functions of large diameter straight seam welded pipes
1. The uses of large-diameter straight seam welded pipes can be divided into oil well pipes (casing, oil pipes drill pipes, etc.), pipeline pipes, boiler pipes, mechanical structural pipes, hydraulic...
Application of plastic-coated spiral steel pipe in the power industry
Plastic-coated spiral steel pipes are widely used in the power industry, mainly in the following aspects: Urban power cable protection: Plastic-coated spiral steel pipes can be used to protect urban...
Characteristics of plastic-coated composite steel pipes for mining
Mining plastic-coated composite steel pipes have the following characteristics: (1) Flame retardant and antistatic The product uses polyethylene coating for mining. Its antistatic and flame-retardant...
What should be done at the end of cooling large diameter steel pipes
(1) When the cooling is completed, that is, when the temperatures of the surface layer and the core are all consistent, the elastic deformation of the surface layer and the core will also disappear and...