D2 Alloy Steel Round Bar

Specifications

D2 Alloy Steel Round Bar
1.EAF/VOD/ LAF material
2.Hot rolled/forged alloy steel
3.Ultrasonic test passed
4. Large Stock

D2 Alloy Steel Round Bar

AISI D2 / DIN1.2379 Alloy Steel Round Bar

 

 

1. Main application

(1) Thickness of not more than 2MM sheet, efficient blanking die, punch die and pressure die etc.

(2) All kinds of scissors, inserts, woodworking blade.

(3) Thread rolling die and wear-resistant slider.

(4) Cold Heading Die, thermosetting resin molding.

(5) Molding in deep drawing cold extrusion dies 

 

2. Specification

 

Round bar	Diameter (mm)	Length (mm)
	60~350	2000~5800
Flat bar	Thickness (mm)	Width (mm)	Length (mm)
	20~300	205~610	2000~5800

 

3. Delivery condition:

Acc. to your request—Standard steel bar(sawing)

                      ——non-standard steel bar(sawing)

or Mill deliver condition, without sawing or cutting

Conventional or ESR, hot rolled or forged, black surface or milling

Hardness: annealed to HBS≤255

 

4. Features:

(1) Good quenching resistance, heat deformation small, wear-resistant, impact resistant.

(2) Vacuum degassing refining processing pure steel.

(3) Spheroidzing softening process, good cutting performance.

(4) Strengthen the elements vanadium, molybdenum special join, is extremely excellent in wear resistance.

 

5. Chemical analysis

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

 

6. Compared grades (based on usage)

China	USA	Germany	Japan
GB	AISI	DIN	JIS
Cr12Mo1V1	D2	1.2379	SKD10

   

7.  Heat treatment (for reference)

quenching	quenching    hardness	tempering	Tempering hardness
1020~1040 °c	58~60HRC	500~560 °c	50~62HRC

 

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