Q390B Low Alloy Steel Plate
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Gnee Steel (Tianjin) Co., Ltd. is one of the most professional q390b low alloy steel plate manufacturers and suppliers in China. Welcome to wholesale customized q390b low alloy steel plate at competitive price from our factory. Good service and quality products are available.
Q390B low alloy steel plate
Q390B is a low-alloy high-strength structural steel. Q390B is not only high-strength steel, it is also low-carbon steel. Q390B has high yield strength, good fatigue resistance; high toughness and low brittle transition temperature; good cold forming performance and welding performance; good corrosion resistance and certain wear resistance.
Q390B low alloy steel plate delivery status: Steel plates are delivered in hot rolling, controlled rolling, normalizing, normalizing rolling, normalizing and tempering, thermomechanical rolling (TMCP) or thermomechanical rolling and tempering.
Q390B low alloy steel plate smelting method: Steel is smelted in a converter or electric furnace, and can be refined outside the furnace if necessary.
Q390B low alloy steel plate application：manufacturing plant, general construction and various types of engineering machinery, such as drilling rigs, electric shovels, electric wheel dump trucks, mining trucks, excavators, loaders, bulldozers, various types of cranes, and coal mine hydraulic supports for mining and various engineering constructions and other mechanical equipment and other structural parts.
Chemical Composition and Mechanical Property:
|
Grade |
Chemical Composition(%) |
||||
|
C |
Mn≥ |
Si |
P |
S |
|
|
GB/T1591 Q390B |
0.20 |
1.70 |
0.50 |
0.035 |
0.035 |
|
Grade |
Mechanical Property |
|
|||
|
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
Impacting Test Temperature(°C) |
|
|
|
GB/T1591 Q390B |
490-650 |
390 |
20 |
20 |
|
Free Sample:
Q:Can you send samples?
A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.
Quotation:
Q:What product information do I need to provide?
A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Packaging&Shipping:
Q:How to pack the products?
A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.
Q:How long does your delivery time take?
A:In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely large or special circumstances occur.
Q:What are the shipping ports?
A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.
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