DB-6 / 1.2714 / L-6 material

Specification

Die Block Steels are chromium and molybdenum and 1.50% nickel to increase toughness. Die Block Steel can maintain hardness above 58 HRC. Tough die steel with high tempering resistance and good through-hardening properties.Supplied in quenched and tempered with hardness of 355 to 400HB.

Application

For all forging dies, extrusion dies, die holders, hot shear blades, retainer plates, armoured trim dies,press dies.

Chemical Analysis %

C	Mn	Cr	Si	Mo	P	S	V	Ni
0.50-0.60	0.60-0.90	0.80-1.20	0.10-0.40	0.35-0.55	0.030 Max	0.030 Max	0.05-0.15	1.50-1.80

Delivery condition
Hardened, quenched & tempered condition,
Hardness:355-400HB
Heat Treatment

Soft Annealing	Cooling	Hardness	Hardening	Quenching	Hardness after quenching HRC
650-700°c	Furnace	355 HB	830-870°C 860-900°C	oil 830-870°C Air 860-900°C	57

Tempering °C

Tempering°C	100	200	300	400	500	600	650
HRC IN OIL	57	54	52	49	46	38	34
HRC IN AIR	55	52	50	47	43	36	32