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Tool steel knowledge sharing

Hello, welcome to our tool steel knowledge sharing platform. We will regularly share various knowledge points in the field of tool steel. Our purpose is to spread this knowledge to help more technicians and companies engaged in the tool field understand industry trends and choose correct and high-quality tool materials.

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  • 1.2379 vs D2 steel comparison with material certificates for European mold projects

    1.2379 vs D2 Steel: Can D2 Replace 1.2379 in European Mold Projects?

    1.2379 vs D2 steel is not only a hardness comparison. For European mold export projects, the real question is whether the material can pass the drawing, standard system, MTC, heat…

    Read More 1.2379 vs D2 Steel: Can D2 Replace 1.2379 in European Mold Projects?Continue

  • SKD11 vs D2 tool steel comparison for precision molds, vacuum heat treatment, EDM wire cutting, impurity control, and edge stability

    SKD11 vs D2 Steel: Are They the Same After Vacuum Heat Treatment?

    SKD11 vs D2 is not a simple “same or different” question. For general tooling, they are often treated as close equivalent tool steel grades. For precision dies, fine punches, EDM…

    Read More SKD11 vs D2 Steel: Are They the Same After Vacuum Heat Treatment?Continue

  • SKD61 vs H13 tool steel comparison with engineering drawing, material certificate, heat treatment furnace, and mold components

    SKD61 vs H13: Can H13 Replace SKD61 on Japanese Drawings?

    SKD61 vs H13 is a real sourcing question, not just a steel-grade comparison. When a Japanese drawing specifies SKD61, many factories ask whether AISI H13 can be accepted as an…

    Read More SKD61 vs H13: Can H13 Replace SKD61 on Japanese Drawings?Continue

  • D6 vs D2 steel comparison cover showing cold work tool steel blocks, carbide structure, dies, punches, shear blades, and precision tooling applications

    D6 vs D2 Steel: Which Cold Work Tool Steel Fits Your Die Application?

    D6 vs D2 steel should be chosen by failure mode, not hardness alone. If a die mainly wears from abrasion, D6 may help. If the tool also sees chipping, impact,…

    Read More D6 vs D2 Steel: Which Cold Work Tool Steel Fits Your Die Application?Continue

  • Industrial workshop scene showing D2 and D3 tool steel with blanking die, grinding wheel mold, slitting cutter, wear plate, and abrasive forming die, illustrating extreme wear applications.

    d2 vs d3 tool steel: Which One Lasts Longer in Extreme Wear?

    D2 vs D3 tool steel matters when a die, cutter, mold, or wear plate fails by slow abrasive damage instead of one sudden overload. The real cost is not just…

    Read More d2 vs d3 tool steel: Which One Lasts Longer in Extreme Wear?Continue

  • O1 vs A2 tool steel comparison for precision tools and heat treatment stability

    O1 vs A2 Tool Steel: Which Holds Size Better After Heat Treatment?

    When producing small, high-precision tools, understanding O1 vs A2 tool steel is crucial. Manufacturers often face unexpected size changes after heat treatment, leading to costly rework or scrap. The challenge…

    Read More O1 vs A2 Tool Steel: Which Holds Size Better After Heat Treatment?Continue

  • S7 vs D2 tool steel comparison showing a cracked heavy-impact punch and a worn stamping die for toughness versus wear resistance

    S7 vs D2: Toughness or Wear Resistance for Stamping Dies?

    S7 vs D2 is not a simple hardness contest. For stamping dies, punches, wear tools, and heavy-impact tooling, the better steel depends on how the tool fails. If the tool…

    Read More S7 vs D2: Toughness or Wear Resistance for Stamping Dies?Continue

  • A2 vs S7 steel comparison showing wear-focused A2 and shock-resistant S7 for impact tooling and concrete breaker applications

    A2 vs S7 Steel: Which Tool Steel Survives Shock, Stamps, and Breaker Work?

    A2 vs S7 steel is not just a hardness comparison. For concrete breakers, stamps, chisels, and thick plate punching tools, the real question is whether the steel can survive repeated…

    Read More A2 vs S7 Steel: Which Tool Steel Survives Shock, Stamps, and Breaker Work?Continue

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Recent Posts

  • 1.2379 vs D2 Steel: Can D2 Replace 1.2379 in European Mold Projects?
  • SKD11 vs D2 Steel: Are They the Same After Vacuum Heat Treatment?
  • SKD61 vs H13: Can H13 Replace SKD61 on Japanese Drawings?
  • D6 vs D2 Steel: Which Cold Work Tool Steel Fits Your Die Application?
  • d2 vs d3 tool steel: Which One Lasts Longer in Extreme Wear?

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Qilu Steel is a leading supplier of high-quality tool steel with extensive experience in the industry. Our investment in a specialized factory further demonstrates our commitment to being at the forefront of the tool steel industry. We offer a wide range of tool steel grades, including P20, H13, D2, and S7, each with unique properties suited for different applications.

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