News
- Apr-03
- Q235NH weather-resistant steel plate is a flat steel made by pouring molten steel and pressing it after cooling. Q235NH steel plate specification in China Product Material Size (mm) Origin Weather-resistant steel Q235NH 23*1320*630
- Apr-03
- The alloy composition and weight percentage content of Q235NH steel are: C: 0.12 to 0.21, Si: 0.2 to 2.0, Mn: 0.7 to 2.0, S ≤ 0.036, P ≤ 0.034, Cu: 0.10 to 0.40, Al <0.2, and the rest is Fe And trace impurities. Through alloying of Cu, Mn, Si, Al, etc.
- Mar-31
- Because Q355NH weathering steel contains 0.20 ~ 0.50% copper, and the copper content of the steel is more than 0.20%, surface cracks are easily formed on the surface of the billet, and surface cracks are easy to occur when heating. After adding the copper
- Mar-31
- 09CUPCRNI-B weathering steel for high-strength containers has good resistance to atmospheric and seawater corrosion. The improvement of its corrosion resistance is mainly due to the combined action of Cu and P elements.
- Mar-27
- Weather-resistant steel has been used for bridge structures in the United States and Japan because of its immortal beauty, bringing advantages such as reducing self-weight, saving maintenance costs, and improving construction efficiency. In this process,
- Mar-24
- Q345NH weathering plate is widely used as cutting tool materials, such as turning tools, milling cutters, planers, drills, boring tools, etc., for cutting cast iron, non-ferrous metals, plastics, chemical fiber, graphite, glass, stone, and ordinary steels
- Mar-23
- In many weathering steel sheets, different types of steel sheets will be used according to different applications. Among them, we encountered more weathering steel called q550nha. What are the characteristics of this steel plate?
- Mar-20
- Corten steel has a protective rust layer and is resistant to atmospheric corrosion. It can be used to manufacture low-alloy structural steels for steel structures such as vehicles, bridges, towers, and containers. Compared with general structural carbon
- Mar-18
- Q345GNHL weathering steel indicates that it consists of the Chinese pinyin letters and the number of yield points representing "yield point" and "high weather resistance", followed by the code "L". Q——The first letter of the Chinese pinyin of the wo
- Mar-18
- The addition of Cu and P to 05CuPCrNi weathering steel is mainly to improve the corrosion resistance and solid solution strengthen ferrite.
1. Cu is the most important and most commonly used alloy element to improve atmospheric corrosion resistance. Th
- Mar-17
- CORTEN steel, a weathering steel, is made by adding a small amount of copper, chromium, phosphorus, vanadium and other elements to ordinary steel, and made by special treatment. Its weathering and corrosion resistance is four to four times higher than ord
- Mar-17
- Characteristics of weathering steel Corten A steel sheet: this product refers to low alloy structural steel with protective rust layer and atmospheric corrosion resistance. Corten A steel sheets can be used to manufacture steel structures such as vehicles
- Mar-13
- Application of 09CuPCrNi-A weathering steel plate in steel industry:Hard surface surfacing is the process of hardfacing the surface of wear-resistant parts (09CuPCrNi-A weathering steel plate) with hard surface surfacing welding wire. High-hardness.
- Mar-13
- SPA-H weathering steel generally uses the same vertical, vertical bending or arc continuous casting machine as carbon SPA-H weathering steel plate. SPA-H weathering steel plate continuous casting processing technology.
- Mar-12
- The common annealing process of weathering steel plate is as follows:
1. Complete annealing. It is used to refine the coarse superheated structure with poor mechanical properties after casting, forging and welding of medium and low carbon steel. The weat
- Mar-11
- The technicians of the SPA-H weathering steel sheet processing factory found that the temperature of the molten pool is closely related to the welding current, the diameter of the SPA-H steel plate, the angle of the SPA-H steel sheet, and the arc burning
- Mar-06
- Keywords: Q355NH steel plates, weathering steel engineering installation
There are three manual welding methods for Q355NH weathering steel engineering installation: Manual carbon arc welding A groove is processed at the end of the workpiece waterway.
- Mar-05
- The depth of grooved joints (pipe joints) and high hardness Q355NHB weathering steel grooves shall comply with the national standard "Automatic sprinkler system-grooved pipe joints" GB5131.11;Q355NHB weathering steel pipe
- Mar-04
- Looking back on February, due to the impact of the Spring Festival holiday and sudden public health and safety incidents, the market price of Zhengzhou hot-rolled steel coils dropped significantly. As of February 28, the mainstream price of Zhengzhou coil
- Mar-03
- Corten A steel plate and sheets are produced with tensile requirements conforming to the following requirement.
Grade MinYield(Mpa) Tensile(Mpa) Elongation (%) Corten A Min 355Mpa 470-630Mpa 20%
Why is corten A steel widely
- Mar-02
- SA516Gr70steel is an American standard container plate for medium and low temperature pressure vessels.SA516Gr70and SA516Gr485carbon steel plates intended primarily for service in welded pressure vessels where improved notch toughness is important.
A
- Feb-27
- A515-70 plate pressure vessel steel is one kind of carbon steel plate and sheet for intermediate- and higher-temperature service. A515 Grade 70 [485] tensile strength is 70–90 [485–620] ksi [MPa].
ASTM A515 plates are available in three grades having dif
- Feb-26
- JIS G3125 SPA-C steel supplier, SPA-C steel strips and SPA-C steel sections
JIS G3125 SPA-C atmospheric corrosion resisting rolled steels are produced with thickness up to 16mm. This material is available in plates, strips, angles and steel sections.
- Feb-26
- Technical requirement of JIS G3125 atmospheric corrosion resistant steel like chemical requirement and mechanical properties shall be conform to JIS G3125 specification. There are two steel grades under this standard: SPA-C and SPA-H steel.
- Feb-25
- Q450NQR1 weathering steel plate, as a new type of weathering steel plate, is characterized by low phosphorus, high strength and high low temperature impact toughness. It has a wide range of applications.For the property of steel Q450NQR, please check the
