EN-353 steel DIN 20nicrmo5

Specification

Nickel chromium molybdenum high tensile steel, has good wear and shock resistance and is suitable for tensile ranges up to 1550N/mm². ASTM EN24 steel is an alloy structural steel, EN24 is used for engineering structural, Used as require good toughness, high strength, as well as the important conditioning of large size.

Application

Uses for many automobile applications like heavy duty gear, shaft, Machining components, pinion, camshafts, gudgeon pins.

Chemical Analysis %

C	Mn	Cr	Si	MO	Ni	P	S
0.10-0.20	0.50-1.00	0.75-1.25	0.10-0.35	0.20-0.35	1.00-1.50	0.040Max	0.040Max

Delivery condition
Annealed 180-240 HB
Heat Treatment

Soft Annealing	Cooling	Stress Relieving	Carburizing	Hardening	Hardness after quenching HRC
630°-670°C	Furnace	150°-200°C	780°-820°C	Air, oil, salt bath 810°C	62max

Tempering °C

Tempering°C	100	200	300	400	500	600
HRC	62	60	60	59	59	58