Name | Grade | Surface hardness (HRC) | Impact value (Ak: J/cm²) | Metallographic structure |
---|---|---|---|---|
Forged grinding cylpebs | SGFC=1 | 50-60 | ≥11 | M+B+C |
M-Martensite, B-Bainite, P-Pearlite, C-Carbide |
Steel → Adding alloy materials → Heating in electric furnace → Testing composition → Forming into cylpebs shape → Extracting from mold → Renovating → Quenching in electric furnace → Cooling → Tempering in electric furnace → Out of the furnace and packaged
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