News

Galvanized square pipeIn new residential buildings, it is forbidden to use cold galvanized steel pipes as water supply pipes.

The rectangular tube is a kind of low-alloy high-strength structural steel, which implements the new standard GB/T 1591-2018, where "Q" indicates the yield strength and 355 indi...

The square pipe and fixture should be removed before heat treatment of oil, residual salt, paint and other foreign objects;

There are many forms of eddy current testing, commonly used are conventional eddy current testing, far-field eddy current testing, multi-frequency eddy current testing and pulse...

It is a kind of ordinary carbon structural steel, a steel plate made of boiling billet hot rolling, this kind of steel plate has a low carbon content, but the surface quality is...

The application of Seamless Steel Pipes mainly reflects three major fields. One is the construction field, which can be used for underground pipeline transportation, including g...

The deep-drawing spinning test was carried out on a variety of low-carbon steel plates with different metallographic properties and mechanical properties, and the following poin...

The current development of stainless steel I-beam occupies a great advantage in the market. The raw material of stainless steel I-beam should pay attention to the accuracy of th...

The internal and external surface quality of galvanized flat bar is mainly determined by the surface quality and internal structure of the raw material and the production proces...

After a period of introduction, we all know stainless steel angles. What are the requirements for the surrounding environment in the production process of angle steel?

Galvanized flat bar is coated with a layer of zinc on the surface of the steel, which can play a very effective anti-corrosion effect on the metal.

In terms of manufacturing methods, galvanized steel pipes are divided into welded steel pipes for low-pressure fluid transportation, electric welded pipes, spiral seam electric ...