Since the Cu element is easily enriched at the crystal boundary, it will cause thermal brittleness during hot processing, forming network cracks on the surface
·Good corrosion resistance: Q235NH steel contains more copper, chromium, nickel and other alloying elements, which can form a dense passivation layer to
According to the sources, the inclusions in X56 pipeline steel can be divided into two categories: endogenous and exogenous. Among them, the endogenous inclusio
The way to control non-metallic inclusions in X56 pipeline steel is to reduce the generation of inclusions during the smelting and pouring process and the pollu
Inclusions in X56 pipeline steel mainly exist in the form of non-metallic compounds, such as oxides, sulfides, nitrides, etc. Non-metallic inclusions have a gre
Q460C steel plate is a high-strength low-alloy steel plate that is commonly used to manufacture structural components and mechanical parts such as bridges, ship
The design application temperature of Q460C steel plate is generally between -20℃ and 400℃. During use, the most appropriate operating temperature range shoul
Q460C steel plate is a high-strength structural steel plate. It is mainly used in the machinery manufacturing industry. For example, it is used to manufacture c
35CrMnSiA alloy steel is a low-alloy high-strength steel mainly composed of carbon (C), manganese (Mn), silicon (Si) and chromium (Cr) and other elements. The a
Impact test equipment for 35CrMnSiA steel:
1. Impact testing machine: A device used to apply impact loads, capable of controlling impact energy and impact speed
35CrMnSiA alloy steel is an important structural steel and is widely used in the manufacturing of engineering machinery, auto parts, aerospace devices and other
In order to produce high-quality S460MC steel, every step has strict requirements. Let's briefly understand the production process of S460MC steel and focus
Due to the sensitivity of S460MC steel to high temperature, what is the advantage of lowering the rolling temperature for S460MC steel during hot rolling?(1)Red
When building rail vehicles, during the process of processing, assembling, and welding the components of each part of the car body, due to the existence of stre
Technical advantages of SA387Gr11CL2 clean steel: first-class steelmaking equipment, exquisite out-of-furnace refining technology, supplemented by VD furnace va
Technical advantages of SA387Gr11CL2 thick plate TMCP process: The researched and developed thick plate TMCP process adopts micro-alloying technology, which not
The chemical composition, grain size and non-metallic inclusions of SA387Gr11CL2 steel should be strictly controlled when ordering materials and welding consuma
SAPH440 steel is a hot-rolled automotive steel widely used in the manufacture of automotive structural parts. Here are some uses of SAPH440 steel:Body structure
SAPH440 steel is a high-strength hot-rolled steel plate material, which is mainly used in the manufacture of automotive structural parts, wheels, body parts and
Cutting
Generally, the common cutting methods include plasma cutting and laser cutting, which can achieve high-precision cutting and seam cutting of NM600 steel
What kind of impact will it have on NM600 steel plate when the heat treatment operation is improper? This article summarizes the following five main situations:
The alloy layer of the NM600 steel has high wear resistance, and the service life of the parts after surfacing is relatively long, which will increase by about
As a high-quality structural steel, 34CrMo4 steel has excellent mechanical properties and a wide range of applications.1. Characteristics of 34CrMo4 steel
34CrM
For the processing of 34CrMo4 steel, the following aspects need to be paid attention to:1. Heat treatment: In the process of forging, quenching or tempering, th
High strength: The chromium element in 34CrMo4 steel can improve its tensile strength, and the addition of molybdenum element can improve its fatigue resistance
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