Chemical composition and mechanical properties of SA517 Gr.E steel plate

1. SA517 Gr.E steel plate executive standard: ASME SA-517/SA-517M-2019.

2. Delivery status of SA517 Gr.E steel plate: quenching + tempering (Q+T).

3. Chemical composition of SA517 Gr.E steel plate:

C	Si	Mn	P	S	Cr	Mo	Ti	B
0.12-0.2	0.1-0.4	0.4-0.7	≤0.025	≤0.025	1.4-2	0.4-0.6	0.010-0.1	0.001-0.005

4. Mechanical properties of SA517 Gr.E steel plate:

Delivery Status	Thickness	Mechanical properties
Quenched and tempered	≤65mm	Rp0.2(MPa)	≥690
		Rm(MPa)	795-930
		A50(%)	≥16
		Z(%)	≥35
	>65-150mm	Rp0.2(MPa)	≥620
		Rm(MPa)	725-930
		A50(%)	≥14
		Z(%)	≥45

5. Introduction of SA517 Gr.E steel plate
SA517 Gr.E steel plate is killed steel, and should meet the requirements of A 20/A 20M standard fine austenite grain size. SA517 Gr.E steel plate is quenched and tempered high-strength alloy steel plate for pressure vessels.

SA517 Gr.E steel is equivalent to A517 grade E, related steel grades are A517 grade A, A517 grade B, A517 grade F, A517 grade H, A517 grade P, A517 grade Q, A517 grade S.

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