GB/T 1591 Q460E low alloy steel plate stock size

Q460 material is a Chinese steel grade under GB/T 1591 high strength low alloy structural steel standard. There are three quality grades under Q460 series steel: Q460C, Q460D and Q460E. Density of this steel is 7.85 g/cm³. Q460E GB low alloy steel tensile strength is 550-720 MPa; the yield strength is minimum 460 MPa when thickness less than 16mm. For Q460E steel impact test, the temperature is -40℃.
Equivalent grades of Q460E steel
Q460E low alloy steel size
Thickness: 1mm to 200mm; Width: 1500mm to 4500mm: Length: 3000mm to 27000mm

Chemical composition for plates and sheets of Q460E GB low alloy steel (ladle analysis, %)


C max.

Si max.

Mn max.

P max.

S max.

Cr max.

Ni max.

Cu max.

N max.

Nb max.

V max.

Ti max.

Mo max

B max

Al min.

0.20

0.60

1.80

0.025

0.020

0.30

0.80

0.55

0.015

0.11

0.20

0.20

0.20

0.004

0.015

Mechanical properties for plates and sheets of Q460E GB low alloy steel


Tensile requirements in different plate thickness (mm)

Q460E grade

t≤16

16-40

40-63

63-80

80-100

100-150

150-200

200-400

Yield strength (≥Mpa)

460

440

420

400

400

380

-

-

Grade

Q460E steel tensile strength, MPa

Elongation, % min.

t≤100

100-150

150-250

250-400

t≤40

40-63

63-100

100-150

150-250

250-400

Q460E

550-720

530-700

-

-

17

16

16

16

-

-

Main features of GB/T 1591 Q460E steel plate and sheet

Q460E GB low alloy steel has good weldability, cold & hot workability and corrosion resistance. It  is mainly used for manufacturing the plants of factory, the common construction and engineering machinery and equipment.

BBN Steel is one of top ten hot rolled plates brands in China. We can manufacture and export Q460E high strength steel sheet, Q460E hot rolled plates, Q460E heavy plates, Q460E GB low alloy steel strips, and round bars with competitive price. There are 3000 tons hot rolled plates and steel sections stock in Shanghai and Zhengzhou warehouses. Welcome to contact us for stock price.

Why Choose BBN Steel?

1. Competitive price and quality from our own factory
2. Approved by ISO9001, CE, SGS every year
3. Best online service with 24 hours reply
4. Deep processing service: cutting, welding, drilling, grinding, turning
5. Smooth production ability (3000tons/month)
6. Quick delivery and standard exporting package


Related articles

  • avatar

    GB/T 1591 Q460E low alloy steel plate stock size More

    We can manufacture and export Q460E high strength steel sheet, Q460E hot rolled plates, Q460E heavy plates, Q460E GB low alloy steel strips, and round bars with competitive price. There are 3000 tons hot rolled plates and steel sections stock in Shanghai
  • avatar

    GB/T 1591 Q460D low alloy steel material More

    There are three quality grades under Q460 series steel: Q460C, Q460D and Q460E. Density of this steel is 7.85 g/cm³. Q460D GB low alloy steel tensile strength is 550-720 MPa; the yield strength is minimum 460 MPa when thickness less than 16mm. For Q460D s

Leave a Inquire

Scroll to Top