S275J0 and S275JR steel are not the same material, but the same series of S275 carbon structural steels. S275J0 and S275JR steel have different chemical element
The meaning of S355J2N-Z35: J2 requires -20℃ impact, N means that it is equivalent to normalizing rolling, not that it must be normalized, it is just a way to
15CrMoR is a steel for pressure vessels, which belongs to a kind of medium-temperature hydrogen-resistant steel. 15CrMoR steel adds alloy elements such as Cr an
SM520C plate is a low-alloy high-strength steel plate, and the implementation standard is JIS G3101 rolled steels for general structure. SM520C steel plate is u
St52-3 steel is a German standard low-alloy steel, executive standard: DIN17100. In DIN17100 steel standard, the steel number is composed of St, the characteris
1. The yield limit is different: the yield limit of material Q235 is 235MPa; the yield limit of steel Q275 is 275MPa. They are all ordinary carbon structural st
Manganese (Mn) is added to steel as an element for deoxidation and sulfur removal, and is a beneficial element in steel.Manganese has strong deoxidation and des
Straight seam high frequency welded pipe (ERW) is divided into induction welding and contact welding according to different welding methods. Compared with the s
Steel bar is one of the materials that can be seen everywhere on construction sites, which is equivalent to the human skeleton, and there are many kinds of stee
Abrasion resistant steel plate is smelted in electric furnaces or converters, and most of the products are castings.In recent years, hot processed materials suc
1. FunctionGalvanized steel sheet is to prevent corrosion on the surface of the steel sheet and prolong its service life. The surface of the steel sheet is coat
Weather resistant steel plates have been used in beautiful scenery for a long time. Many cities have used weather-resistant steel plates for garden landscapes.
1. The wall thickness of seamless steel pipe covers a relatively wide scale, which can achieve small diameter and large wall thickness, but the length is genera
1. Different formation methods:Chilled coils are obtained by pickling and cold rolling of hot rolled coils. It can be said to be a kind of cold rolled coil.Cold
1. According to the purpose, carbon steel can be divided into three categories: carbon structural steel, carbon tool steel and easy-cutting structural steel.2.
Carbon steel is an iron-carbon alloy with a carbon content of 0.0218% to 2.11%. Generally, carbon steel also contains a small amount of silicon, manganese, sulf
Weather resistant steel plate is popular in the construction industry because of its unique orange-brown oxide (or rust) finish. This layer of rust helps resist
Stainless steel welded pipe is a hollow long round steel, widely used in petroleum, chemical, medical, food, light industry, mechanical instrumentation and othe
Improper storage of stainless steel welded pipes will cause damage to the surface of the pipe, so how should we store stainless steel welded pipes?1. Pay attent
40Cr alloy structural steel, the main function of Cr is to improve the hardenability of the steel, and slightly increase the tempering stability of low-temperat
H-beam steel is a kind of steel with better mechanical properties, optimized and developed from I-beam steel. It is named because its cross section is the same
H-shaped steel is an aluminum profile, which can improve the efficiency of the stainless steel plate and increase its cutting ability. Different from ordinary I
1. According to the production method, stainless steel seamless steel pipe is divided into seamless pipe and welded pipe. Among them, seamless pipes include hot
15CrMo alloy steel is a kind of seamless steel, and its performance is much higher than that of ordinary seamless steel. Because this kind of steel contains mor
Main properties of X70 pipeline steelX70 pipeline steel has high strength, high toughness, good weldability, certain resistance to HIC and SSC, and the improvem
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