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  • 4Cr13 stainless steel beads physical properties

    4Cr13 stainless steel beads physical properties

    ●Mechanical properties: Steel ball hardness: Annealing, ≤201HB; quenching and tempering, ≥50HV, HRC up to 55 ● Heat treatment specifications and metallographic organization: 420C stainless steel ball heat treatment method: 1) annealing, 800 ~ 900 ° C slow cooling or about 750 ° C rapid cooling; 2) q... read more

    Sep 30,2019 Industry News
  • Carbide ball selection skills

    Carbide ball selection skills

    Carbide balls belong to super-hard alloys. Domestic and foreign brands are very different. There are also many different brands between domestic manufacturers. As a user, the correct selection of grades can maximize production efficiency.  Carbide balls (tungsten steel) are widely used in the stampi... read more

    Oct 12,2019 Industry News