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GB 3531-1996 Designation and chemical composition of low-alloy steel plates for low-temperature pressure vessels
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Low alloy steel plates for pressure vessels operating at subzero temperatures are designated according to their chemical composition and mechanical properties. The grade of such steel plates, published by the Chinese national standards organization, can include Grades H480Y, H340Y, H420Y, H440Y,......
1075 
Ethan
Comparison table of commonly used steel grades at home and abroad (7)
Steel Grade Comparison Table
China GB ：USA ASTM ：Germany DIN ：UK BS ：France NF
Q235A：A283M-A ：SS14,14,00 ：S235JR ：St37-2：E24-2
Q235B：A283M-B ：E24-2 ：St37-2 ：43B：AE235B
Q235C：A283M-C ：14,14,01 ：S235JO ：RSt37-2：E24-3
Q235D：A283M-D ：44,44,01 ：S235J2G3 ：St44-2 ：E28-2
Q25......
Czech Alloy Structural Steel Steel No.
Welding of Czech Alloy Structural Steel
Czech alloy structural steel is widely used in manufacturing and engineering applications. Its strength, ductility and weldability make it ideal for use in many contexts. This article will discuss the welding process of Czech alloy structural steel, highligh......
Q390E application
The Q390E is a powerful computing system that is used primarily for high-performance computing and enterprise data storage. It is equipped with the Intel Xeon E5-2600 v2 processor and offers both high-speed computing power and data storage capabilities. The Q390E system can be used in a variety of......
Steel wire for concrete in Germany
Wire Mesh for Concrete in Germany
In Germany, usage of wire mesh for reinforcing concrete has become increasingly popular in the past years. Not only is the production of concrete that utilizes wire mesh safer, but it also greatly increases the overall strength and durability of the finished prod......
China Alloy Structural Steel Grades (2)
（1） China Alloy Structure Steels Steel Number China alloy structure steels are the most commonly used structural steels in the country. Alloy structure steels are produced and available in a variety of grades, shapes, and sizes. These steels are usually characterized by their strength, durability,......
Carbon steel and low alloy steel plates for boilers GB 713-86
Carbon steel and low-alloy steel plates for boilers and pressure vessels
Carbon steel and low-alloy steel plates for boilers and pressure vessels (GB 713-86) are mainly used to make the shell, head, steam drum and pipe per boiler. These plates are applicable to steam-water fire-tube boilers, hot ......
GB 3531-83 Specifications for Low Alloy Steel Thick Steel Plates for Low Temperature Pressure Vessels
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Low-alloy steel plates are commonly used in low-temperature pressure vessels to meet their service requirements. GB 3531–83 defines the requirements of low-alloy steel plates for such vessels.
The standard specifies the composition, properties and delivery requirements of the low-alloy steel p......
Gold and silver ore beneficiation
Gold and Silver Mining and Ore Processing
Gold and silver ore processing is an integral part of gold and silver mining. Ore processing is the process used to extract valuable minerals and metals from mined ore. Gold and silver ores can be mined either as free-milling ores or as complex ores. Free......
Pulp Concentration Test
Gravity Concentration Testing
Gravity concentration testing is a method of testing ore for various elements in order to determine what should be processed and how. This testing is done using various methods depending on the type of ore being tested for and the physical characteristics of the samp......
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