Round Bar JIS SNCM 447

Applications

Similar Foreign Steel Grade

  • Fine hardened and tempered steel
  • Industrial machinery
  • Automotive parts
  • Frame structure for aircraft engine, shaft & gear components
  • AISI / SAE: 4340
  • JIS: SNCM 447
  • DIN: 34 CrMo 6

Heat Treatment Data

Quencing: 820 – 870°C
Tempering: 580 – 680°C

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