Round bars:  Dia.50mm-500mm  

Length ≤6000mm

Flat steel: Thickness16mm-100mm 

Width100-600mm 

Length≤3500mm

ChemicalComposition(GB) %

C 0.32-0.42

Cr 4.75-5.50

Si 0.80-1.20

Mo 1.10-1.75

V  0.80-1.20

Mn 0.20-0.50

P   ≤0.030

S   ≤0.030

Smeltingprocess: EAF+LF+VD+ESR

Deliverycondition: Annealed

Hardnessafter anneal: ≤ 229HBS

Surfacecondition: Blackor machined light

Performance

H13 die steel hasexcellent heat strength and hardness, high abrasive resistance andtoughness,good hardening properties; high dimensional stability atheat treatment,also pretty good property of resistance to cold andhot fatigue.

Applications

Used for makinghot squeezing mould, forging mould, hot extrusiondies,heat-resistant steel .

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