ASTM A573 Grade 65(A573 Gr 65) structural quality steel plate

ASTM A573 Grade 65(A573 Gr 65) steel is structural quality carbon manganese silicon steel material. The yield strength of steel plate A573 Gr 65 shall above 240Mpa, and the tensile strength of A573 Grade 65 shall be within 450-530Mpa. This steel is widely used in high temperature applications, medical devices, building materials, chemistry, food industry, agriculture, ship components.

ASTM A573 Grade 65 structural carbon steel plate specification








Carbon steel plates, mild steel sheets, hot rolled coils

Surface Treatment

Shot blasting and painting or coated


Cutting, welding, drilling, grinding, machining

A573 Grade 65(A573 Gr 65) chemical composition (%)


Grade 65

Carbon, ≤1/2" Thick


Carbon, >1/2"-1 1/2" Thick




Phosphorus Max.


Sulfur Max.




A573 Grade 65(A573 Gr 65) mechanical properties


Yield Strength
Mpa [ksi] min.

Tensile Strength

Elongation min.%
in 200mm

Elongation min.%
in 50mm

A573 Grade 65





BBN STEEL is a large-scale steel enterprise integrating steel procurement, sales, storage and transportation. The company mainly deals in ultra wide and ultra thick steel plates, boiler and pressure vessel steel plates, low alloy high-strength steel plates, wear-resistant steel plates,corrosion-resistant steel plates, bridge steel plates, high-rise building structures, alloy structural steel plates, carbon structural steel plates, shipbuilding and oil production platform steel plates, composite steel plates, etc.

BBNsteel ASTM A573 Gr 65 carbon steel products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers to contact us for future business relationships and mutual success!

Q: Where is BBN steel company?
A: Our company located in Zhengzhou, Henan province of China.
Q: Are you trading company or manufacturer?
A: we are processional high quality carbon steel technology factory.
Q: How long is your delivery time?
A: Generally is 7-10 working days of goods in stock, or 20-30 days if goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge.but the customers have to pay the sample courier cost.
Q:. What kind of terms of payment?
A: T/T, L/C, Western Union Alipay, Cash are available.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.

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