P20 Steel

1. Equivalent grades: DIN 1.2311 / 40CrMnMo7, 618(ASSAB)

2. Chemical composition:

Grade	C	Si	Mn	Cr	Mo	V	P	S
P20	0.35-0.45	0.20-0.40	1.30-1.60	1.80-2.10	0.15-0.25	-	0.03max	0.03max

3. Available sizes: Round dia 70mm to 600mm, length: 2500 - 5000mm

4. Manufacture: EF/ESR, hot forged

5. Surface condition: black/grinded/rough turned

6. Delivery condition: annealed/quenched and tempered

7. Hardness : annealed, 235HBS max/ after Q+T, hardness 28-35HRC

8 Hardness & tempering curve graph