News
- Mar-21
- Because the offshore platform is immersed in seawater all the year round, it has to withstand various harsh sea conditions. Therefore, the technical indicators of the steel used for the offshore platform are extremely high, not only must have high atmosph
- Mar-21
- The factors affecting the properties of steel include chemical composition, melting and casting, rolling and heat treatment processes, etc., with chemical composition as the main factor.Among the factors affecting the properties of steel, the content of s
- Mar-20
- Alloy steel is made by combining carbon steel with one or several alloying elements. Alloying elements are manganese, silicon, nickel, titanium, copper, chromium and aluminum. The addition of these metals produces specific properties not found in conventi
- Mar-20
- The main raw material for ironmaking is iron ore, the main component of iron ore is Fe2O3, without carbon; the second raw material for ironmaking is coke, and part of the coke is left in the molten iron during the ironmaking process, resulting in carbon i
- Mar-17
- The wear-resistant steel plate is composed of low-carbon steel plate and alloy wear-resistant layer. The alloy wear-resistant layer is generally 1/3~1/2 of the total thickness. When working, the matrix provides comprehensive properties such as strength, t
- Mar-17
- The steel plate is a flat steel material that is poured with molten steel and pressed after cooling. Steel plates are flat, rectangular and can be rolled directly or cut from wide strips.Steel plates are classified according to their thickness, thin steel
- Mar-16
- Structural seamless steel pipes are mainly used for general structures and mechanical structures. Its representative materials (grades): carbon steel 20, No. 45 steel; alloy steel Q345, 20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo, etc.Seamless steel pipes for c
- Mar-16
- According to different uses, seamless steel pipes can be divided into thick-walled seamless steel pipes and thin-walled seamless steel pipes. Seamless steel pipes are widely used. General-purpose seamless steel pipes are rolled from ordinary carbon struct
- Mar-15
- Advantages of weathering steel plate1. Green and environmental protection
There is no need for initial painting, which can reduce the use of fireproof coatings and fireproof coatings, thereby reducing pollution, shortening the construction period, reduci
- Mar-15
- Weathering steel, that is, atmospheric corrosion-resistant steel, is a low-alloy steel series between ordinary steel and stainless steel. The weather-resistant plate is made of ordinary carbon steel with a small amount of copper, nickel and other corrosio
- Mar-13
- The seamless steel pipe is made by perforating the whole round steel, and the steel pipe without weld seam on the surface is called seamless steel pipe. Seamless steel pipes are mainly used as petroleum geological drilling pipes, cracking pipes for petroc
- Mar-13
- The seamless steel pipe is a steel pipe that is perforated by the whole round steel and has no weld seam on the surface. According to the cross-sectional shape, seamless steel pipes can be divided into round and special-shaped pipes. Special-shaped tubes
- Mar-10
- ASME SA179 pipe is a seamless cold drawn low carbon steel pipe. ASME SA179 pipe complies with American Society of Mechanical Engineers (ASME) standards.The chemical composition of ASME SA179 pipe includes carbon, manganese, phosphorus and sulfur, and the
- Mar-10
- API 5L PSL1 GradeB Line Pipe is a line steel pipe that meets the American Petroleum Institute (API) 5L standard and belongs to the PSL1 grade.API 5L PSL1 GradeB Line Pipe is mainly used to transport natural gas, oil and other liquids.API 5L PSL1 GradeB Li
- Mar-09
- S355N steel is a European standard low-alloy high-strength structural steel. The "N" in the grade of S355N steel indicates that it has excellent toughness and plasticity.The chemical composition of S355N steel is similar to that of S355JR steel,
- Mar-09
- S355JR steel is a European standard structural steel. 355 is the value of the minimum yield strength, in Mpa, and JR stands for "good welding performance".The chemical composition of S355JR steel includes carbon (C), silicon (Si), manganese (Mn)
- Mar-08
- S235JR steel is a low carbon structural steel. The chemical composition of S235JR steel complies with European standard EN 10025-2.The specific composition of S235JR steel is as follows:
Carbon (C) content: no more than 0.17%
Silicon (Si) content: no mo
- Mar-08
- S235J2 steel is a low-carbon structural steel, and the chemical composition of S235J2 steel complies with European standard EN 10025-2. Among them, "S" stands for "structural steel", "235" stands for the minimum yield strengt
- Mar-06
- A709 steel plate is a high-strength low-alloy structural steel plate conforming to the American standard ASTM A709. The ASTM A709 standard includes several different grades of A709 steel plate, each with different strength and mechanical properties.A709 s
- Mar-06
- A656 steel plate is a high strength low alloy steel plate. A656 steel plate complies with American standard ASTM A656. A656 steel plates are available in three different grades: 50, 60 and 70, each with slightly different strength and mechanical propertie
- Mar-03
- A588 Grade A steel plate and A588 Grade B steel plate are two different grades of high strength low alloy corrosion resistant steel plate. Both A588 Grade A steel plate and A588 Grade B steel plate meet the requirements of ASTM A588 standard. The differen
- Mar-03
- A588 Grade A steel plate is a high strength low alloy steel plate, A588 Grade A steel plate has excellent corrosion resistance and mechanical properties.A588 Grade A steel plate has excellent corrosion resistance. The copper element in A588 Grade A steel
- Mar-02
- A572 Grade 50 steel is a commonly used low-alloy high-strength steel, and it is also a steel grade in the ASTM A572/A572M standard. It has excellent corrosion resistance and plasticity, but also has high strength and toughness.The chemical composition of
- Mar-02
- A514 Grade A steel is a high-strength low-alloy steel with high strength and excellent wear resistance. A514 Grade A steel is a steel grade in the ASTM A514/A514M standard, also known as T-1 steel (T-1 Steel).The chemical composition of A514 Grade A steel
- Mar-01
- Stainless steel 304 is a commonly used stainless steel material, which belongs to austenitic stainless steel. Stainless steel 304 contains 18% chromium and 8% nickel, and a certain amount of carbon, manganese, silicon, phosphorus, sulfur and other element
