Welding Technology Of NM400 wear-resistant steel
NM400 wear-resistant steel plate has high hardness and toughness, which has high requirements of welding. Ordinary welding methods can't be used, it needs specific weld-rod to weld.
What is NM400 wear-resistant steel
Wearing plate, just as its name implies, the main characteristic is wearing, which is also one of its important advantages. Among numerous wearing plates, NM400 wear-resistant plate has drawn widely attention .
Processing performance and uses of ASTM-A572Grade 50 steel plate
ASTM-A572 includes five grades: 42, 50, 55, 60, and 65, it has a wide range of heavy-duty industrial applications, and the specific use depends on the grades.This article mainly introduces the processing performance and uses of ASTM-A572Grade 50 steel pla
Corrosion resistance performance of ASTM-A572Grade 50 steel plate
The corrosion resistance of ASTM-A572Grade 50 steel plate mainly benefits from the oxide layer on its surface. At normal temperature, a thin oxide film will form on the steel surface.
H-shaped steel: A922 and A572Gr50
American standard H-shaped steel A992 steel and A572Gr50 steel are two common structural steel materials used in the manufacturing of buildings, bridges, mechanical equipment and other fields.
Features of AR450 wear-resistant plate
In today's society, with the rapid development of industrialization, people have higher and higher requirements for various industries, especially the demand for wear-resistant materials. Among these materials, AR450 wear-resistant plate is one that has
Are C40 and 40Cr the same material?
C40 is a type of carbon structural steel with medium mechanical properties and is often used to manufacture mechanical parts and machine tool parts. 40Cr is an alloy structural steel containing chromium, which has high hardness and strength and is often u
C40 steel: an excellent medium carbon steel
C40 steel is a medium carbon steel, which means its carbon content is between 0.37% and 0.44%. It is a high-strength, high-hardness steel. Due to its good plasticity and toughness, C40 steel is widely used in machinery manufacturing, construction, aviatio
Heat Treatment Process of Q690 Steel
In order to obtain good mechanical properties, many high-strength steels use a combination of multiple heat treatment methods. For Q690 steel, the suitable heat treatment methods include normalizing, quenching and tempering (including medium temperature t
Application scope and market status of Q690D high-strength plate hot forming production line
The warm forming process of sheet metal will be more and more widely used in the automotive field, and the research on its related equipment and core technologies will also become a new research hotspot in the stamping industry.
Performance advantages of Q690D steel
Q690D belongs to low-alloy high-strength structural steel, and Q690D can also be called low-temperature-resistant high-strength steel with a yield strength of 690Mpa, Q690D steel is Widely used in coal mining machinery, engineering machinery, such as hydr
Key points of welding process for Q690
According to the properties of Q690 steel, the author summarizes the following key points of the welding process
Derusting method of S690QL steel plate
Pickling: The process of using acid solution to remove scale and rust on the surface for S690QL steel plate is called pickling. It is a method of cleaning the metal surface ,which is usually carried out together with pre-passivating treatment.
Features of S690QL steel plate
S690QL steel plate is a high-strength low-alloy steel, commonly used in the manufacture of heavy machinery and equipment, S690QL steel plate is also widely used in ships, bridges, construction, oil and gas transmission and other industries. The unique mat
Welding performance analysis of S690QL steel plate
The carbon content of S690QL steel plate does not exceed 0.2%. Due to the strengthening effect of alloy elements, the hardenability of weld seam and welding heat-affected zone is improved, and the post-weld structure is martensite.