What are the advantages of heat treatment of Q345D seamless steel pipe?
UncategorizedIn order to better improve the tensile strength and wear resistance of the surface of Q345D seamless steel pipe, we need to carry out some surface treatment of metal materials during the production process. Are there any characteristics of Q345D…
Why do ordinary seamless steel pipes need to be pickled?
UncategorizedThe iron oxide scale on the inner and outer surfaces of the hot-rolled tube stock or the in-process tube after the intermediate heat treatment should be removed before the cold working of the ordinary seamless tube. The existence of iron oxide…
A brief introduction to the production process of seamless steel pipes
UncategorizedIt means that there is no weld on the steel pipe. This kind of steel pipe is integrally formed, and is directly rolled from a billet in the production. Because of the seamless relationship, it has a very good high pressure resistance advantage,…
The difference between carbon steel, galvanized steel and stainless steel
UncategorizedSteel is a general term for iron alloys with a carbon content between 0.02% and 2.04% by mass. The chemical composition of steel can vary greatly, and steel containing only carbon is called carbon steel (carbon steel) or ordinary steel;
In…
Angle iron definition and its model
UncategorizedThe angle steel can be composed of various stress-bearing components according to the different needs of the structure, and can also be used as a connection between the components. Widely used in various building structures and engineering structures,…
Classification and production principle of hot-dip galvanized steel pipe
UncategorizedWith the acceleration of social development, the use of hot-dip galvanized steel pipes has gradually increased. So how much do you know about hot-dip galvanized steel pipes? What are the classification and production principles of hot-dip galvanized…
Domestic Insulated Steel Pipe Market
UncategorizedThe latest statistics show the trend of the domestic insulation steel pipe market, the first quarter GDP growth rate of 11.9%, showing the optimism of the national economy stabilization, and even can be interpreted as the current economic operation…
That kind of metal is suitable for laser cutting machine 45#
UncategorizedWhen the laser cutting machine is processed metal, the widely used material is stainless steel and carbon steel 45#seamless steel pipe. Compared with aluminum alloy and brass, high reflexive metals. So laser cutting applications are wider. What…
What are the pressure test algorithm procedures for commonly used national standard seamless steel pipes?
UncategorizedThe national standard seamless steel pipe is used for manufacturing and construction. It is a tense example of steel pipes. Seamless steel pipes are used in manufacturing and construction to hold part -time jobs.What is the result of seamless…
High pressure seamless steel pipe 20G and ordinary 20# seamless pipe produced by steel pipe manufacturers
UncategorizedThere are many materials for seamless steel pipes, such as 20#seamless pipes and relatively common is these two types. What kind of distinguishing between spicy? Simply speaking, the foreign labels they choose to choose It is completely different,…