Hot Die Steel Bar

Hot Die Steel Bar Manufacturer And Supplier in Kolkata and Howrah

Hot Die Steel Bars displayed in manufacturing facility

Usha Metal Industries Private Limited is renowned as a premier artisan and supplier of Hot Die Steel Bars, embodying excellence in craftsmanship and quality. Forged with precision and expertise, our bars are engineered to endure extreme temperatures and the rigors of demanding industrial settings. As a leading authority in the field, we take pride in delivering superlative products tailored to the precise requirements of our clientele. Rely on our steadfast dedication to innovation and unwavering commitment to customer satisfaction.

Product description, technical specification and business information of Hot Die Steel Bar

Technical Specification

Material GradeHot Die Steel (H11, H13)
Diameter Range20mm to 300mm (Custom sizes available on request)
Length2 meters to 6 meters (Custom lengths available)
HardnessHRC 45 – 55 (H11), HRC 50 – 60 (H13)
Chemical CompositionCarbon (C): 0.35 – 0.55%, Chromium (Cr): 3.50 – 5.00%, Molybdenum (Mo): 1.00 – 1.50%, Vanadium (V): 0.80 – 1.20%
Heat TreatmentAnnealed, Hardened, Tempered
Surface FinishTurned & Polished, Black, Peeled & Ground
ToleranceDIN 1013/ISO 286 h9, h10, h11, ASTM A484
CertificationMill Test Certificate as per EN 10204 3.1
ApplicationsHot forging dies, Die casting dies, Extrusion dies, Plastic molds, Punches, Bolsters

Detailed Specification

Material Grade: Hot Die Steel (H11, H13)

  • H11: Known for exceptional toughness and wear resistance.
  • H13: Renowned for superior hot hardness and abrasion resistance.

Diameter Range: 20mm to 300mm

  • Custom sizes cater to diverse industrial needs.

Length: 2 meters to 6 meters

  • Custom lengths available for specific project requirements.


  • H11: HRC 45 – 55
  • H13: HRC 50 – 60
  • Ensures optimal performance and longevity.

Chemical Composition:

  • Carbon (C), Chromium (Cr), Molybdenum (Mo), Vanadium (V)
  • Precise composition ensures superior mechanical properties and resistance to wear and corrosion.

Heat Treatment: Annealed, Hardened, Tempered

  • Tailored to optimize material properties for specific applications.

Surface Finish:

  • Turned & Polished: Enhanced aesthetics and corrosion resistance.
  • Black: Rust and corrosion protection.
  • Peeled & Ground: Tight dimensional tolerances.

Tolerance: DIN 1013/ISO 286 h9, h10, h11, ASTM A484

  • Adheres to international standards for dimensional accuracy.

Certification: Mill Test Certificate as per EN 10204 3.1

  • Ensures traceability and compliance with quality standards.


  • Versatile material suitable for various industrial applications requiring high strength and wear resistance.

Features of Hot Die Steel Bar

  • Precision-crafted Hot Die Steel Bars offer exceptional toughness and wear resistance.

  • Meticulously heat-treated for optimal hardness and dimensional stability.

  • Superior mechanical properties ensure resilience in demanding applications.

  • Versatile in size and length, meeting stringent international standards.

  • Ideal for hot forging dies, die casting dies, extrusion dies, plastic molds, punches, and bolsters.

Scroll to Top