News
- Dec-24
- Galvanized steel plate, that is, a layer of metallic zinc is coated on the surface of the steel plate to prevent the surface from being corroded due to external factors and prolong the service life of the steel plate.According to different production and
- Dec-23
- Performance indicators such as yield strength, tensile strength, elongation, r value, n value can affect the stamping performance of steel. So, when we judge the stamping performance of steel, which indexes should we mainly consider?Yield strength: yield
- Dec-21
- The performance indicators of steel are generally divided into mechanical properties, chemical properties and process properties. Among them, the process performance refers to the performance of the steel's ability to withstand various processing
- Dec-20
- Weather-resistant steel plates have relatively strong weather resistance. There are many main factors that affect the quality of weather-resistant steel plates, such as substrate, poor quality, changes in coating surface tension, improper pretreatment, cu
- Dec-17
- In recent years, the level of bridge construction has been continuously improved, and the service life of bridges has become longer and longer. This is inseparable from the widespread use of weather resistant steel. The bridge needs long-term exposure, so
- Dec-16
- 1. Different colors: stainless steel contains more chromium and nickel metals, and the exterior color is mostly bright silver. Carbon steel is mainly carbon and iron alloy, and other metal elements are relatively small. The main color of the exterior is t
- Dec-15
- 1. The carbon content of steel is low;2.In the quenching and heating stage, the required technical specifications were not met, the heating temperature was too low or the holding time was insufficient, resulting in insufficient austenite carbon and alloyi
- Dec-14
- 1. Annealing stateThe steel is annealed and heat-treated before leaving the factory. This delivery state is called the annealed state. The purpose of annealing is mainly to eliminate and improve the structural defects and internal stress left by the previ
- Dec-14
- 1. Hot rolled stateAfter the steel is hot-rolled or forged, no special heat treatment is required, and it is delivered directly after cooling. It is called hot-rolled or hot-forged state. The termination temperature of hot-rolling (forging) is generally 8
- Dec-13
- 1. Different types42CrMo steel belongs to plastic mold steel in terms of material classification, and 45 steel is a high-quality carbon structural steel.2. The chemical composition ratio is differentThe chemical composition ratio of 42CrMo steel: C: 0.38～
- Dec-10
- The basic difference between Corten steel and ordinary structural steel is the addition of chromium, copper and nickel alloy elements, which gives corten steel enhanced corrosion resistance. Corten steel is also called "weather resistant steel"
- Dec-09
- 1. The carbon and sulfur content of Q235A steel is higher than that of Q235B steel.2. Q235A steel does not impact, while Q235B steel is 20 degrees normal temperature impact.3. Q235A steel contains chemical elements: C≤0.22%, Mn 0.3%-0.65%, Si&l
- Dec-08
- Corten steel plates are widely used in office buildings, public buildings, curtain walls and other fields. In addition, Corten steel plates are also widely used in landscapes.1. Corden steel landscape sculptureCorden steel plate has plasticity and corrosi
- Dec-08
- 45 steel belongs to carbon structural steel. No alloying elements are specially added to the 45 steel. 45 steel is also a widely used structural steel.The application of 45 steel depends on its various properties. 45 steel has a certain degree of toughnes
- Dec-07
- 35crmo steel belongs to alloy structural steel, Q345 steel belongs to low alloy high strength steel. Below we will analyze and compare the differences between 35crmo steel and Q345 steel in terms of chemical composition, mechanical properties, and charact
- Dec-06
- Channel steel is a carbon structural steel for construction and machinery. Channel steel is a section steel with a complex cross-section, and its cross-sectional shape is a groove shape. Channel steel is mainly used in building structure, curtain wall eng
- Dec-03
- Angle steel is a long strip of steel whose two sides are perpendicular to each other and form an angle. There are equilateral angles and unequal angles. The two sides of equilateral angle steel are equal in width. The angle steel can be composed of variou
- Dec-02
- 35CrMo alloy structural steel and 42CrMo alloy structural steel are more commonly used alloy structural steels, so what are the differences between the two?1. Comparison of chemical composition:Chemical composition of 35CrMo alloy structural steel: C: 0.3
- Dec-01
- Compared with 15CrMo steel, 15CrMoG steel have a letter G in the name. The G in 15CrMoG steel means boiler and high pressure. 15CrMoG steel usually refers to the seamless steel pipe, while 15CrMo belongs to alloy structural steel.The differences between 1
- Nov-30
- Simple section steel is a straight product with a relatively large ratio of length to section circumference and no obvious convex and concave parts in the cross section. It is also called bar or ordinary section steel, including square steel, round steel,
- Nov-29
- 30CrMo steel and 35CrMo steel in special steel are very similar, but there are also essential differences.1. Chromium-molybdenum alloy steel is different30CrMo chromium-molybdenum alloy steel, the mass fraction of carbon is about 0.30%. 35CrMo chromium-mo
- Nov-26
- Spherical flat steel is a kind of special section steel, which is composed of flat web and spherical ball head, and is asymmetric section steel. flat bulb steel is mainly used in the field of shipbuilding and bridge building for medium profiles. Among the
- Nov-25
- 1. High structural strength: compared with I-beam steel, H-beam steel has a larger section modulus, which can save 10-15% of metal under the same load-bearing conditions.2. The design style is flexible and rich: in the case of the same beam height, the ba
- Nov-24
- H-beam steels are very common in the building materials market and the construction industry. In fact, H-beam steels are very versatile. For example, H-beam steels can be used in beam and column components in industrial and civil building steel structures
- Nov-23
- Stainless steel and carbon steel are common materials in steel. In practical applications, different steel materials need to be selected according to different needs. In the process of use, many people don't know what are the differences between s
