What are the features of Q345B steel in steel structure usage?

Q345B steel plate is used for various large component steel plates to obtain the final structure by welding, such as bridges, steel structures, ship hulls, storage tanks, and large diameter pipelines. In these applications, the performance requirements of

What is the heat treatment for Q345B plate?

The heat treatment process for Q345B plate generally includes three processes of heating, heat preservation and cooling, and sometimes only two processes of heating and cooling. These processes are interconnected and uninterrupted.

What is the heat treatment for 25Cr2MoVA material?

25Cr2MoVA material is a medium carbon heat resistant steel. Both strength and toughness are high. When it is lower than 500 ℃, the high temperature performance is good, there is no tendency of hot brittleness, hardenability is good, cutting machinability

What is the difference between 12Cr2Mo1R (H) and 12Cr2Mo1R steel?

12Cr2Mo1R (H steel plate: Pro hydrogen 2.25Cr-1Mo-0.25V steel plate).
12Cr2Mo1R(H) material is a hydrogen container plate, "R" represents the first capital letter of the container plate, and H is a hydrogen container. 12 is a chemical element,

What is the XAR400 steel hardness

XAR400 steel hardness (in room temperature): 360 to 440HB
The Brinell hardness is determined according to the ISO6506 standard. Hardness should be measured approximately 1 mm below the surface.

What is the quenching temperature of 45# steel?

45# steel is a medium carbon structural steel with good hot and cold workability, good mechanical properties, low price and wide source. Its biggest weakness is the low hardenability, large cross-section size and relatively high requirements of the workpi

What is the XAR500 steel?

XAR500 steel is a special structural steel plate, which has extremely high wear resistance. Generally speaking, the higher the hardness, the higher the wear resistance of the corresponding steel plate. Excellent martensite or martensite-bainite structure.

What is the delivery condition of Q345D alloy

Q345D alloy plate is delivered in hot rolled, controlled tie, normalized, normalized + tempered, and thermo mechanical rolled (TMCP) states. This steel is a low-alloy steel plate, and the execution standard is GB / T1591-2008 Low-alloy high-strength struc

Do the Q390B steel plates have Z-direction performance?

Q390B is a low alloy high strength steel plate. Q390B steel plates have Z-direction performance.
Z-direction steel other names: Lamellar tear-resistant steel. Definition: Specifically refers to thick or extra-thick steel plates used in offshore oil plat

Delivery status of boiler plate Q345R

Boiler plate Q345R steel is widely used in petroleum, chemical industry, power station, boiler and other industries. Gas cylinders, high-pressure water pipes of hydropower stations, turbine turbines and other equipment and components.

Delivery status o

What is the corten steel and its application?

Cortent steel, that is, atmospheric corrosion-resistant steel, is a series of low-alloy steels between ordinary steel and stainless steel. Corten steel is made of ordinary carbon steel with a small amount of corrosion-resistant elements such as copper and

Tensile Requirements for for ASTM A387 Class 1 and Class 2 Boiler Plate

Tensile Requirements for for ASTM A387 Class 1 and Class 2 Boiler Plate
Technical requirements of ASTM A387 Class 1 steel and ASTM A387 Class 2 plate are listed in ASTM A387 alloy steel standard. Our produced A387 Class 1 plates and A387 Class 2 sheets

EN 10028-2 steel flat chemical compostion

Bb2019!
EN 10028-2 steel flat chemical compostion
EN 10028-2 steel flat is a weldable non-alloy and alloy steel with elevated temperature properties. We can supply EN 10028-2 steel flats, EN 10028-2 steel plates, EN 10028-2 hot rolled sheets with high

What is the XAR500 steel hardness

XAR500 steel hardness (indoor temperature): 450 ~ 530HB. Brinell hardness shall be determined according to ISO6506. Hardness should be measured approximately 1 mm below the surface. XAR500 material is a German steel grade ispecial structural steel grade.

What is the function of 15CrMo alloy heat treatment?

Heat treatment is an extremely effective measure to improve and improve the performance of 15CrMo alloy steel, and it plays a very important role in product reliability and economy. The heat treatment of 15CrMo alloy steel usually includes two types: ordi

What is the weldability of 15CrMo steel?

15CrMo steel is a pearlite-structured heat-resistant steel that has high thermal strength (δb≥440MPa) and oxidation resistance at high temperatures, and has a certain resistance to hydrogen corrosion. Because steel contains a higher conte