Sep-08-2020
Special attention should be paid to the preheating of NM400 wear-resistant plate, so that the entire interface of the wear-resistant plate is evenly heated to avoid local overheating in the area contacting the heat source. Low-speed cutting: Another way t
Sep-07-2020
35CrMo steel is a Cr-Mo series alloy structural steel, which is mainly used to manufacture important parts in various machines that bear impact, bending, and high loads. 35CrMo alloy structural steel has high static strength, impact toughness and high fat
Sep-04-2020
50CrMo4 and 42CrMo4 steel plates are produced according to technical standard EN10083-3. They are chromium molybdenum alloy steel with high hardenability, good toughness and small deformation during quenching. Do you know what is the difference between: 5
Sep-03-2020
BBN steel supply ASTM A516 pressure vessel steel plates with full steel grade levels and sizes. Among those A516 steel grades, A516 grade 60 and A516 grade 70 are used most. So a lot of questions such as A516 grade 60 VS grade 70 steel and so on about the
Sep-02-2020
A387 Gr 11 Cl 2 steel is alloy steel and it is supplied in normalized and tempered condition. The main alloy elements of A387 Gr 11 Cl 2 steel are chrome and molybdenum. Therefore, A387 Gr 11 Cl 2 steel is also called A387 Gr 11 Cl 2 chrome molybdenum ste
Sep-01-2020
SM520C steel is high strength steel for welded structrual purposes. The excessive technical standard of SM520C steel is JIS G3106. SM520C steel can be rolled into SM520C steel plate, SM520C steel coil, SM520C steel sheet, SM520C steel strip. It can also b
Aug-31-2020
Last week, China's API 5L X52 PSL1 steel material market fluctuated in a narrow range, with limited ups and downs. On the one hand, the off-season effect continues, the demand for API 5L X52 PSL1 steel material continues to be weak, while the outp
Aug-28-2020
A299 Gr B steel plate is a C-Mn-SI carbon steel for boiler and pressure vessel plate. It is generally used for various welded parts whose working temperature does not exceed 400°C, such as boiler steam drum, pressure vessel, etc. The steel is required to
Aug-28-2020
Supply pressure will weaken the driving force of increased demand on prices. The biggest constraint on API 5L grade X56 PSL2 steel prices in the later period lies in the supply. First of all, API 5L grade X56 PSL2 steel inventory is still at a high level.
Aug-27-2020
Since 2020, facing the pressure of the new crown epidemic on economic growth, the government has actively expanded effective investment, strengthened investment in traditional infrastructure and new infrastructure, expanded investment in strategic emergin
Aug-27-2020
Welding performance of 40Cr steel plate: It is easy to segregate during crystallization and is more sensitive to crystallization cracks (a kind of thermal cracks). It is easy to crack in the arc crater and the concave part of the weld during welding.
Aug-26-2020
The price of 51CrV4 flat bar in China went up and down yesterday. Today, the black futures market oscillates and differentiates, the steel spot market is low-priced transactions, and the market mentality is generally stable. The black futures market has d
Aug-26-2020
Heat Treatment and Performance Analysis of 40Cr steel flats
After quenching and tempering, it has good comprehensive mechanical properties, good low temperature impact toughness and low notch sensitivity. The hardenability of steel is good, this kind of
Aug-25-2020
"Golden Nine Silver Ten" is actually a time concept. The weather in September and October is often conducive to construction, leading to a sharp increase in API 5L X42 PSL1 plate and so on steel demand, and making the "Golden Nine and Silve
Aug-25-2020
On August 24, the mainstream trend of the latest hot-rolled coil prices in Tianjin market performed smoothly. The price of BBN STEEL hot-rolled coil 3.0*1500*C size Q235B carbon steel: 4100 yuan/ton, the price has not changed from yesterday. The price of
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