Hot work tool steel AISI H*3, DIN 1.***4, JIS SKD*1, GB 4Cr5MoSiV1, ***7 (ASSB)

Huayu grade: HY-ZH*3A 

Chemical composition for reference: (%)

C: 0.*0

Si: 0.*5

Mn: 0.*5

Cr: 5.*0

S: ≤ 0.*3

P: ≤ 0.*3

Mo: 1.*0

V: 0.*5

Smelting process: EAF+LF+VD+ESR

Delivery condition: Annealed

Hardness after anneal: ≤ **9 HBS

Application: for making hotextrusion dies

                   aluminum alloy extrusion dies

                   aluminum alloy die-casting molds

                   copper alloy die-casting moulds

Size range:

Round *0mm***0mm

Flat bar: *0mm - **0mm x **0mm - **0mm

Surface condition: Black or machined bright

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