Hot Die Steel Bar manufacturer and supplier in Kharagpur

Hot Die Steel Bar manufacturer and supplier in Kharagpur

Hot Die Steel Bars - Usha Metal Industries

Usha Metal Industries Private Limited is Kharagpur’s foremost provider of Hot Die Steel Bars, known for our commitment to quality and innovation. Specializing in manufacturing and supplying robust Hot Die Steel Bars, we cater to the rigorous demands of hot forging, extrusion dies, and die casting industries. Our products are crafted with precision and expertise, ensuring exceptional durability and performance. Backed by advanced manufacturing facilities and a dedicated team, Usha Metal Industries delivers reliable solutions that drive efficiency and reliability in Kharagpur’s industrial sector.

Technical specification of Hot Die Steel Bar

Material GradeH13, H11, H21 or as specified
Chemical Composition (%)C: 0.32-0.45 (H13), 0.33-0.43 (H11), 0.15-0.25 (H21); Si: 0.80-1.20 (H13), 0.90-1.20 (H11), 0.20-0.50 (H21); Mn: 0.20-0.50 (all); Cr: 4.75-5.50 (H13, H11), 2.50-3.50 (H21); Mo: 1.10-1.75 (H13), 0.30-0.60 (H11), 2.50-3.50 (H21); V: 0.80-1.20 (H13), not specified (H11, H21)
Mechanical PropertiesUltimate Tensile Strength: 1500-1800 MPa (depending on grade), Yield Strength: ≥ 1300 MPa, Elongation: ≥ 9-10% (depending on grade)
Heat TreatmentPreheat at 700-900°C (depending on grade), Austenitize at 1010-1060°C (depending on grade), Quench in air, oil, or salt bath, Temper at 500-600°C (depending on grade)
Hardness (HRC)50-55 (after tempering, depending on grade)
MicrostructureMartensite or tempered martensite (depending on treatment)
Surface FinishSmooth ground or polished
ApplicationsHot forging dies, Extrusion dies, Die casting tools, Hot punches, Hot work tools, Extrusion tools, Die casting dies

Features of Hot Die Steel Bar

  • Usha Metal Industries’ Hot Die Steel Bars are engineered with a proprietary alloy blend that enhances resistance to thermal fatigue.

  • Usha Metal Industries implements cutting-edge heat treatment techniques to optimize the microstructure, enhancing toughness and ductility.

  • Our Hot Die Steel Bars are meticulously crafted with a corrosion-resistant coating, extending their lifespan in harsh operating conditions.

  • With advanced metallurgical controls, our Hot Die Steel Bars offer exceptional weldability and impact resistance.

  • Our Hot Die Steel Bars undergo a specialized surface treatment to ensure superior machinability and dimensional stability.

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