tool steel DIN 1.2436 /D6 round bar

1.tool steel DIN 1.2436 /D6 round bar 2.Certification: ISO 9001:2008 3.Quality assurance 4.Manufacturer,UT%

1.Name of product : tool steel DIN 1.2436 /D6 round bar

 

2.High hardenability, high toughness , but low Plastic ductile Cold Work Die Steel

 

3.Chemical Composition as following or customized :

Element	C	W	Si	Mn	Cr
content	2.10	0.70	0.30	0.30	12.00

 

 4.Heat Treatment

 

Item	Heating temperature (°C)	type of cooling	Hardness
anneal	820-840	furnace cooling less than 500°C, discharge	≤250HB
quench	960-980	Oil cooling, air cooling	60-64
temper	160-300	air cooling	60-63

5.Tool steel 1.2436 specification as following :

Round bar	Grade	1.2436	Flat bar	Grade	1.2436
	Max Dia	500mm		Min thickness	15mm
	Min Dia	16mm		Max thickness	350mm
				Min width	105mm
				Max width	650mm

6.Tech: EAF+LF+VD /+ESR

Melting process:electric arc furnace, ladle furnace,vacuum degassing

 

Remelting process: Electroslag remelting

 

Casting process: ingot casting

7.Test and inspection: 100% mixed test

 

100% crack test,defect depth max.1% of diameter(turned, peeled) or width

 

100% US test acc. to SEP standard.

tool steel DIN 1.2436 /D6 round bar