Product Specifications / Features
C : 0.33-0.43
Si : 0.80-1.25
P : Max 0.030
S : Max 0.030
V : 0.30-0.60
Similar Grades: DIN 1.2343,GB/T 4Cr5MoSiV
Resists cracking when water cooled in service.
Superior properties at elevated temperatures.
Excellent impact strength.
H11 is an excellent choice for a wide range of hot work and
cold work applications. It has excellent nondeforming
properties,and is used for hot shell punches,mandrels,and
applications where resistance to splitting or cracking is
H11 has a machinability rating of 80 compared to a 1%
carbon tool steel which is rated at 100.
Heat slowly to 1550°F for one hour per inch of thickness.
Cool 75°per hour to 1000°F and air cool. For surface
protection an atmosphere furnace or stainless foil wrap
must be used. The annealed hardness of H11 should be 217
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