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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