Specifications

tool steel flat bar D2/ 1.2379
Process: EAF + LF + VD + Forged +Heat Treatment (optional)
large stock

tool steel flat bar D2/ 1.2379

1.Main application

For cold work moulds with high precision, long service life requirements, such as punching die, cold extruding mould, precision measuring tool.

2.Manufacturers

Changcheng Steel, Huangshi

3.Delivery condition

Conventional or ESR, hot rolling or forging, black surface or milling

Annealed, hardness , HB207~255

Width, 205~610mm     Thickness, 20~300mm 

4.General

Thorough hardenability, high tough resistance, high oxidation resistance

5.Chemical analysis

C	Si	Mn	Cr	V	Mo
1.40~1.60	0.30~0.50	0.20~0.50	11.0~13.0	≤1.10	0.70~1.20

6.Delivery

Mill deliver condition,without sawing or cutting 

7.Compared grades(based on usage)

Chinese	American	German	Japanese
GB	AISI	DIN	JIS
Cr12Mo1V1	D2	1.2379	SKD11