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What is the difference between A514 Gr.F steel plate and A514 Gr.E steel plate

A514 Gr.F steel plate and A514 Gr.E steel plates are high-strength weldable steel plates that have been quenched and tempered under ASTM standards.

Chemical composition and melting analysis of A514 Gr.F steel plate:

C Si Mn P S Ni Cr Mo Cu V B
0.1-0.2 0.15-0.35 0.6-1 ≤0.03 ≤0.03 0.7-1 0.4-0.65 0.4-0.6 0.15-0.5 0.03-0.08 0.0005-0.006

Chemical composition and finished product analysis of A514 Gr.E steel plate:

C Si Mn P S Cr Mo Ti B
0.12-0.2 0.2-0.4 0.4-0.7 ≤0.03 ≤0.03 1.4-2 0.4-0.6 0.010-0.1 0.001-0.005

Mechanical properties of A514 Gr.F steel plate:

Delivery Status Thickness Mechanical properties
Quenched and tempered ≤20mm Rp0.2(MPa) ≥690
Rm(MPa) 760-895
A50(%) ≥18
Z(%) ≥40
HBW 235-293
>20-65mm Rp0.2(MPa) ≥690
Rm(MPa) 760-895
A50(%) ≥18
Z(%) ≥40

Mechanical properties of A514 Gr.E steel plate:

Delivery Status Thickness Mechanical properties
Quenched and tempered ≤20mm Rp0.2(MPa) ≥690
Rm(MPa) 760-895
A50(%) ≥18
Z(%) ≥40
HBW 235-293
>20-65mm Rp0.2(MPa) ≥690
Rm(MPa) 760-895
A50(%) ≥18
Z(%) ≥40
>65-150mm Rp0.2(MPa) ≥620
Rm(MPa) 690-895
A50(%) ≥16
Z(%) ≥50

A514 Gr.F and A514 Gr.E steel plate executive standard: ASTM A514/A514M-2014. They are applied in engineering automobile lifting gears, racks for offshore platforms, etc.

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