I. What is flat steelIt is wildly known that steels can be found in many places of our daily life. According to the fields that different steels are applied, every kind of steel has its unique propert...
I. Extensive application of hot-rolled h section steelHot-rolled h section steel is a new type of economic construction steel. The sectional shape of h section steel is economical and reasonable with ...
I. What is the difference between I-beam and steel h beam?People often ask the question: what is the difference between I-beam and steel h beam? That is, how to distinguish the two? Some people hold t...
I. General fixing methods of steel angle bar channelWith the society making unceasing progress, people are becoming more and more inseparable from steel. The houses we live in need steel, and the cars...
Seamless steel tubes are widely used in high-pressure, low-temperature and corrosion-resistant environment piping systems. Mechanical properties, process performance and corrosion resistance are three...
With the economic growth and the improvement of people's living standards, the good comprehensive performance of stainless steel and the advantages of durability, beauty, long service life, and hi...
1. What is carbon steel materialCarbon steel material mainly refers to steel whose mechanical properties depend on the carbon content in the steel, and generally do not add a large amount of alloying ...
1. What is alloy steel materialAlloy steel material is made by combining carbon steel with one or several alloying elements. Alloying elements include manganese, silicon, nickel, titanium, copper, chr...
Rectangular steel pipes will inevitably be attached to the surface of oil during production and transportation, which will affect the quality of rust removal and phosphating, and reduce the bonding fo...
1. Maintenance method of rectangular steel pipe:(1) Cleaning and polishing: If the rectangular steel pipe is damaged, it should be polished, especially the scratches and splashes caused by contact wit...
After adding alloying elements to the steel, a certain amount of alloy carbides can be formed to refine the grains, improve the hardenability, and increase the tempering stability to meet the requirem...
Channel bar steel is a long strip of steel with a groove-shaped cross section. channel bar steel is a carbon structural steel for construction and machinery. It is a section steel with a complex cross...
Compared with the ordinary steel, flat steel plate manufacturers have made significant improvements in all aspects of flat steel plate production, but some defects may also appear in the long-term use...
H-section steel is a kind of economic and high-efficiency section with a more optimized cross-sectional area distribution and a more reasonable strength-to-weight ratio. It is named because its sectio...
Channel bar steel is a long strip of steel with a groove-shaped cross-section. It is a carbon structural steel for construction and machinery. It is section steel with a complex section and its cross-...
1. Executive standard: ASTM A29/A29M-042. Features:1) Good processability, small processing deformation.2) The fatigue resistance is quite good, it is medium hardenable steel, 4140 has good strength a...
The steel flat bar refers to the steel whose width is greater than its height, which is mainly used for steel structure manufacturing, machinery manufacturing, automobile industry, mining machinery, l...
The rust removal of steel flat bar is very important. The rust removal method is determined according to the actual situation, which depends on the degree of rust, the environment, and so on. The five...
The mould is becoming large-scale with each passing day. On the one hand, the mould shaping is increasing larger and larger day by day, on the other hand, in order to improve production efficiency, on...
The mould steel plate is a type of steel used to make a cold-punching mould, hot forging mould, die-casting mould and other moulds, the performance of which is determined by the following factors:1. S...
Steel flat bar has a variety of specifications and sizes, which can meet the needs of different industries. Let us take a look at the common specifications and sizes of steel flat bar. Steel flat bar ...
In the production of a steel flat bar, a steel flat bar finishing machine is needed. Its working principle is to arrange the two sets of cold steel flat bar blank to be staggered up and down and using...
For steel plate cutting parts, the knowledge contained in it is very worthy of our attention, and we should learn, understand and master, because its applications are very many from the current point ...
Henan Steel Guang International Trade Co., lTD., as a professional steel plate cutting manufacturer, we have summarized five points that must be paid attention to when steel plate cutting.1. If the si...
Mould steel plate is a kind of steel used to make cold-punching mode, hot-forging die, die-casting mold, and others. Mould material is the material and technical basis of the mold manufacturing indust...
Hardened flat steel is strip steel with a rectangle section for general use. The specification is counted by thickness*width. Hardened flat steel can be used as finished steel for components, ladders,...
ASTM A709 steel is one of the most popular materials for outdoor infrastructure. The composition of A709 ensures strength, long life and resistance to the harshest outdoor conditions.Ideal weight rati...
A514 steel plate is a kind of steel plate material with high yield strength, weldability and toughness even at low temperature. ASTM A514 is a low-cost and high-performance material used for structura...
Henan Steel Guang International Trade Co., lTD. is a manufacturer specializing in steel plate processing and steel plate cutting. Its products include special plates such as medium and thick plates, c...
At present, steel plate cutting is used on many occasions, and it has an effect on our life and work. With the continuous advancement of technology, steel plate cutting will not lag behind other techn...
There are many kinds of steel plate cutting methods used in our daily work, mainly divided into cold cutting treatment and hot cutting treatment. In cold cutting, water jet cutting or general shearing...
Why should steel be further processed? &#^What kinds of steel workpieces are there? The following is for you to answer these questions. &#^In the past, due to the limitation of technical condi...
Why steel deep processing is necessary for steel? What types of steel processing parts are there? Here is the answer to these questions for everyone.1. Reasons for deep processing of steelIn the past,...
The steel pipe standard has played a role in technology guidance to a certain extent, guiding the capital flow direction and market orientation of the steel pipe manufacturing industry, and making its...
16MnR is a commonly used steel for boiler pressure vessels, hot rolled or normalized. It is a low alloy steel with a low content of Mn. The performance is similar to 20G (412-540), the tensile strengt...
Section 1 A633GrD Executive Standards1.1This standard applies to normalized high-strength low-alloy structural steel plates for welding, riveting or bolted structures.1.2This steel plate is particular...
SA299GrA steel plate is one of the materials widely used in boiler drums (steam drums) of coal-fired generator sets. At present, the special thick steel plate for boiler steam drum has not been domest...
Characteristics of Pressure Vessel Standards1.Various typesDue to the unshaped and multi-variety characteristics of pressure vessel products, the standards involved are incomparable to any product. Ac...
The methods for classifying pressure vessels in different countries vary from country to country. This section focuses on the classification methods in China's Pressure Vessel Safety Technology Superv...
1.Thin steel plate is the steel plate with a thickness of 0.2-4mm produced by hot or cold rolling method. Thick steel plate is the general designation of steel plate with a thickness of more than 4mm....
Why does the thickness of the steel plate have nothing to do with the safety?The structure of the car is like a lanternThe structure of this lantern is very similar to that of our car. It is a skeleto...
Section 1 Brief description of steel platesMedium and thick steel plate products have wide applications, such as shipbuilding, construction, large diameter welded pipe and boiler. Usually, the thickne...
The annealed microstructure of the low carbon steel is ferrite and a little pearlite with lower strength and hardness and better plasticity and toughness. Therefore, its property of cold forming is go...
The low carbon steel is a kind of carbon steel with less than 0.25% carbon content, which is also called mild steel because of its low strength, low hardness and softness. It includes most common carb...
American steel AISI4140 Chemical Composition Executive Standard Material CertificationAlloy Constructional Steel: AISI4140Executive Standard: ASTM A29/A29M-04Characteristics and Scope of AISI4140 Ap...
Alloy constructional steels are generally divided into quenched and tempered constructional steels and surface hardened constructional steels.(1)Quenched and Tempered Constructional Steel - 4140 shee...
Alloy Constructional Steel: 4140 sheet metalOperative Norm: ASTM-A29/A29M-04Characteristics and Scope of Application:High strength, high hardenability, good toughness, small deformation during quenchi...
Low-alloy high-strength steel is a kind of engineering structural steel shaped by adding a small amount of Mn, Si and trace amounts of alloy elements such as Nb, V, Ti and Al to carbon structural stee...
Thick steel plate refers to the collective name for steel plates with a thickness of 4 mm or more. In actual work, a steel plate with a thickness of less than 20 mm is often referred to as a middle pl...
