Q345q 40mm Hot Rolled Steel Sheet Alloy Structural
A709-50F-2 Q345q 12-40mm Hot Rolled Steel Sheet Alloy Structural Steel
Product Details
A709Gr50 is a high strength low alloy steel plate, widely used in engineering structures, such as construction steel structure, construction machinery, mining machinery, heavy trucks, Bridges, pressure vessels, etc., especially for construction and construction machinery parts requiring better weldability and toughness.
A709GR50 low alloy high strength structural steel plate has been widely used in construction steel structure, construction machinery and other steel structure, is exported to South Korea, Taiwan and other places, the cumulative export has reached more than 10000 tons. Such as construction steel structure, construction machinery, mining machinery, heavy trucks, Bridges, pressure vessels, etc., especially for construction and construction machinery parts requiring better weldability and toughness.
Chemical Composition
| Grade |
C
|
Si
|
Mn
|
P
|
S
|
Nb
|
|
A709GR50
|
≤0.20
|
≤0.40
|
≤1.50
|
≤0.04
|
≤0.05
|
0.005~0.05
|
Mechanical Properties
|
Grade
|
σs,MPa
|
σb,MPa
|
δ200,%
|
0℃Akv,J
|
|
A709GR50
|
≥345
|
≥450
|
≥18
|
≥34
|
Product Show
Package&Shipping
Certification
FAQ
Q: Do you provide samples ?How can I get a sample to check your quality? Is it free or extra?
A: Free samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.
Q: How is the quality of your products?
A: Our products are manufactured strictly according to national and international standard, and we take a test before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Q: Are you factory or trader?
A: Our company has been manufacturing and selling steel products for many years since 2009. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.



