Hot work tool steel



SKD61 Material  

 

H13 has upper hot intensity and rigidity . Under the middle temperature, it has good tenacity, hot tiredness nature and definite wearable . Under lower Ao shi ti temperature condition ,its empty quench and small distortion after heat treatment and so on .

 

 

 

1) Delivery condition:EAF&ESR,Hot rolled&forging,black surface,machined/milled surface, Annealing,Hardness:≤229

 

 

2) Chemical composition:

 

C    

Si      

Mn      

P

S

Cr

Mo

V

=0.3~0.4

=0.8~1.2

=0.2~0.4

0.025

0.025

=4.75~5.5

=1.25~1.75

=0.8~1.2

 

 

3)Specification:Flat.bar:Thickness:20/25/…300mm,Width:205/210/...2200mmLength:2000~5800mm

 

Round bar:Dia:60~350mm,Length:2000~5800mm

 

 

4) Application: Used for making hot squeezing mould like:alloy,copper and other alloy casting mould.