The melting composition and mechanical properties of A514 Gr E steel plate

The melting composition and mechanical properties of A514 Gr E steel plate

Under ASTM A514 specification: A514 Gr A, A514 Gr B, A514 Gr C, A514 Gr E steel plate, A514 Gr F, A514 Gr P and A514 Gr Q are commonly used in building engineering cars, lifting gears, large excavators and marine equipment, where high tensile strength and high yield strength are required.

A514 Gr E steel plate mechanical properties:

ASTM A514 Heat treatment Thickness Mechanical properties
A514 Gr E steel plate Quenching and Tempering ≤20mm Rp0.2(MPa) ≥690
Rm(MPa) 760~895
A50(%) ≥18
Z(%) ≥40
HBW 235~293
A514 Gr E steel plate >20-32mm Rp0.2(MPa) ≥690
Rm(MPa) 760~895
A50(%) ≥18
Z(%) ≥40

A514 Gr E steel plate chemical composition

C Si Mn P S Cr Mo Zr B
0.15-0.21 0.4-0.8 0.8-1.1 ≤0.03 ≤0.03 0.5-0.8 0.18-0.28 0.05-0.15 ≤0.0025

A514 Gr E steel plate implementation specification:
A514 Gr E steel implementation specification ASTM A514 / A514M.

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