Specifications

We have our own factory .Our company is specialized in D6 cold work die steel and all kinds of steel with cost advantage.

D6  smooth steel bar  

Chemical composition:

C	Si	Mn	Cr	Mo	V	P	S	Co
2.00~2.25	0.10~0.40	0.15~0.45	11.0~12.0			≤0.030	≤0.030

 

The main properties:

1. The hardness after 1.2379 tool steel annealing Less than or equal 255 HBS.

2. 1.2379 tool steel has a higher strength and toughness, wear resistance than Cr12MoV tool steel.

3. 1.2379 tool steel is a high carbon and high chromium cold work die steel.

 

Application:

1. 1.2379 tool steel  is used in wear stamping die.

2. 1.2379 tool steel is used in deep die of cold extrusion die.

3. 1.2379 tool steel is used for making high precision,Cold squeezing mold.

4. The other use of mold.

 

The quenching specification :

Programs		The heating temperature ( ° C )		Cooling	Hardness(HRC)
	The first warm-up	The second warm up	The final heating
Program 1	500~600	820~860	980~1040	Oil cooling or Air-cooled	60~65
Program 2	500~600	820~860	1060~1100	Oil cooling or Air-cooled	60~65

 

The tempering specification :

Programs	Tempering temperature ( ° C )	Tempering the number	Hardness(HRC)
Program 1	180~230	1	60~64
Program 2	510~540	2	60~64

 

Delivery period:

30-45days

 

Product appearance :

Black surface/polished/turned

 

 

 

 

Application:D6 Tool Steel  

 

1.Excellent toughness and suitable for bath nitriding.

 

2.Cold extrusion tools,trimming,cutting and stamping tools for steet thickness upto 6mm,precision cutting tools for sheet thickness up to 12.2mm,

 

3.Blaniking and punching tools,wood working tools,shear blades for cutting light gauge material,thread rolling dies,drawing,deep drawing,pressure pads and highly wear-resistant plastic moulds.