News
- Oct-16
- Cold rolling refers to a rolling method that uses the pressure of a roller to squeeze the steel to change the shape of the steel at room temperature. Although the processing process also heats up the steel plate, it is still called cold rolling. Specifica
- Oct-15
- Pipeline steel is the steel material for processing pipeline steel pipes, including medium and heavy plates and coils. Through processing, pipeline steels can be rolled into large-diameter pipes in the later stage, and then these independent steel pipes c
- Oct-14
- 1.Corrosion of weather resistant steel solder joints: the oxidation speed of the solder joints should be the same as the main body of the weather resistant steel material, so attention should be paid to selecting special electrodes with similar chemical c
- Oct-13
- 05CuPCrNi cold rolled corten steel has good corrosion resistance. It is made of plain carbon steel with added alloys, such as copper, chromium and nickel. The surface of 05CuPCrNi corten steel will not rust under atmospheric conditions, because the protec
- Oct-12
- Weather resistant steel plate requires special welding materials and processes when welding, and the oxidation rate of the welding point is the same as that of weather resistant steel plate. Although ordinary welding rods can also weld weather resistant s
- Oct-11
- Q355GNH weather resistant steel , also known as atmospheric corrosion resistant steel, is a series of low alloy steel that exists between stainless steel and ordinary steel. By adding a small amount of corrosion-resistant elements such as copper and nicke
- Oct-09
- Low-alloy steel, has very low carbon contents, most of which are less than 0.2%, and contains a small amount of Si, Mn, Cu, Ti, Mo, Nb, P and other alloying elements. Low alloy steel has high strength and toughness, and also has good performance in corros
- Oct-08
- The alloying elements of abrasion resistant steel plate are one of the reasons why it is more abrasion resistant than other steels. Abrasion resistant steel plate uses several alloys to improve abrasion resistance. For example, carbon helps increase the h
- Sep-30
- The processing technology is different. Hot rolling is hot processing, and cold drawing is cold processing. Hot rolling is rolling above the recrystallization temperature, and cold rolling is rolling below the recrystallization temperature.Hot-rolled seam
- Sep-29
- There are some ways to store different types of steel :1. The site or warehouse for storing seamless steel pipe products should be in a clean place with unobstructed drainage, far away from factories and mines that produce harmful gases or dust.2. Do not
- Sep-28
- Weather resistant steel plate, which has very excellent performance, is made of ordinary carbon steel with a small amount of copper, nickel and other corrosion-resistant elements.Generally speaking, the application fields of weather resistant steel plate
- Sep-27
- Many people tend to confuse shipbuilding steel plate with general steel plate, so what are the differences and comparisons between shipbuilding steel plate and general ship plate.First of all, the thickness of shipbuilding steel plate is thicker than the
- Sep-26
- Weather resistant steel plate, which is resistant to atmospheric corrosion steel, is a series of low-alloy steels between ordinary steel and stainless steel.First of all, weather resistant steel plate has outstanding visual expression. Corroded steel plat
- Sep-24
- Weather resistant steel plate, which is also known as atmospheric corrosion resistant steel plate, is a high-strength low-alloy steel with a small amount of alloying elements and good corrosion resistance in the atmosphere.The weather resistant steel plat
- Sep-24
- Stainless steel is completely and infinitely recyclable and is an excellent green material. In fact, in the construction sector, the actual recovery rate is close to 100%. Stainless steel is also environmentally neutral and inert, and its longevity ensure
- Sep-23
- In our daily life, it is difficult to notice the difference between 304 and 316 stainless steel. However, in the field of processing and manufacturing, the difference between 304 and 316 stainless steel can be huge.304 and 316 stainless steel both have me
- Sep-23
- teel pipe pile works under the condition of loose soil accumulation, and there may be concerns about the stability of the building over a period of time.
- Sep-22
- According to its carbon content, carbon steel can be divided into three types, low-carbon steel, medium-carbon steel and high-carbon steel.
- Sep-22
- Classified by purpose, there are three types of industrial steel as follows.Structural steel is used to engineering structures and machine parts. Engineering structural steel is also called engineering component steel, used to make large metal structures(
- Sep-18
- S355J2 is a low-alloy high-strength steel. The implementation specification of steel S355J2 is the European standard: EN10025, which can meet the requirements of Z-15, Z-25, Z-35 and Class I, Class II, and Class III flaw detection.Low-alloy high-strength
- Sep-15
- 1. The steelmaking process: using the practice process combining electric furnace + LF furnace. During the VD vacuum treatment, ensure that the vacuum is ≤66Pa, and the vacuum is maintained for 20-25 minutes, and then the steel ingot is broken.2. I
- Sep-13
- 1. Q460qD-Z15 material description
Q460qD-Z15 steel plate is a bridge structural steel plate under the GB/T 714 standard. There are three quality grades: Q460qC, Q460qD, and Q460qE. Z-direction performance is added after the steel plate designation to re
- Sep-13
- S355N-Z25 steel plate introduction:
S355N-Z25 material is a hot-rolled structural steel product of European standard specification, low-alloy high-strength steel plate series, and other materials of the same series are S355J0, S355K2, S355J2, etc.S355N-Z
- Sep-08
- Comparison of No.35 steel and No. 45 steel:
No. 45 steel is a high-quality carbon structural steel, its strength is 61, HRC is 48-55, and it is used more mechanically; No.35 is also a high-quality carbon structural steel, but its strength is only 54, and
- Sep-06
- 1. 35# steel is widely used to manufacture all kinds of forgings and hot pressed parts, cold drawn and top forged steel, seamless steel pipes and parts in mechanical manufacturing, such as crankshaft, rotating shaft, shaft pin, lever, connecting rod, cros
