"Mehta Metal Industries", founded in 1978 by Babulal Mehta, is one of India's oldest and most trusted suppliers of high-quality stainless steel products.

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D2 Round Bar Manufacturers in India

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D2 Round Bar Manufacturers in India – Mehta Metal Industries

Mehta Metal Industries is one of the leading D2 round bar manufacturers in India, supplying high-quality D2 tool steel round bars for industrial tooling and precision applications. Our D2 round bar is produced using premium raw materials and advanced manufacturing techniques to ensure high wear resistance, hardness, and dimensional stability. We supply D2 round bar in black bars, bright bars, and forged bars, making them suitable for machining, tooling, and heavy-duty applications.

D2 is a high carbon, high chromium tool steel known for its excellent wear resistance and toughness. Black D2 round bars are widely used in general tooling applications, bright D2 round bars are preferred for precision machining due to their smooth surface finish, and forged D2 round bars provide enhanced strength for demanding industrial use. With strong production capabilities, we supply D2 round bar to industries requiring high-performance tooling materials.

D2 round bars stockist in India with high hardness and durability

D2 Round Bar Overview

D2 round bar is widely used in applications where high wear resistance, hardness, and durability are required. Compared to other tool steels, D2 round bar offers superior abrasion resistance and is suitable for components subjected to continuous friction and stress.

At Mehta Metal Industries, we supply D2 round bar in black bars, bright bars, and forged bars to meet different industrial requirements. Black D2 round bars are ideal for heavy-duty tooling, while bright D2 round bars provide better surface finish for precision machining. Forged D2 round bars offer improved structural strength for critical applications.

D2 round bar is commonly used in dies, cutting tools, punches, and industrial tooling. Its high chromium content gives D2 round bar excellent wear resistance and long service life.

D2 Round Bar Specifications

Specification Details
Material D2 Tool Steel Round Bar
Standard AISI D2 / DIN 1.2379
Form Round Bar
Finish Black Bars, Bright Bars, Forged Bars
Diameter 8 mm to 500 mm
Length 3m, 6m or custom
Condition Annealed, Hardened & Tempered
Technique Hot Rolled, Forged, Cold Drawn

D2 round bar is available in black, bright, and forged bars for different industrial applications.

Sizes & Dimensions

Parameter Range
Diameter 8 mm to 500 mm
Length 3m / 6m / Custom
Shape Round
Tolerance As per standards

Custom D2 round bar sizes are available as per project requirements.

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Mechanical Properties

Property Value
Tensile Strength 800–1000 MPa
Hardness 55–62 HRC
Yield Strength 600–800 MPa
Elongation 8–10%

These properties make D2 round bar suitable for wear-resistant tooling applications.

Chemical Composition

Element Composition (%)
Carbon 1.40–1.60
Chromium 11.00–13.00
Molybdenum 0.70–1.20
Vanadium 0.80–1.10

D2 round bar provides excellent hardness and wear resistance due to its alloy composition.

Heat Treatment Process of D2 Round Bar

Process Temperature Range Purpose
Annealing 800–850°C Improves machinability and softens the material
Hardening 1000–1040°C Increases hardness and wear resistance
Tempering 500–550°C Enhances toughness and reduces brittleness

D2 round bar requires controlled heat treatment to achieve maximum hardness and wear resistance, making it suitable for heavy-duty tooling applications.

Applications of D2 Round Bar

D2 round bar is widely used in industries that require high wear resistance, hardness, and durability under continuous friction and stress. These properties make D2 round bar ideal for tooling and precision applications.

Where is D2 Round Bar used?

  • Tool & Die Industry
    D2 round bar is extensively used in manufacturing dies, punches, and cutting tools due to its high wear resistance.
  • Sheet Metal Industry
    D2 round bar is used for blanking and forming dies where abrasion resistance is critical.
  • Plastic Mould Industry
    D2 round bar is used in molds requiring durability and long service life.
  • Industrial Tooling
    D2 round bar is used in heavy-duty tooling components exposed to continuous wear.
  • Engineering Applications
    D2 round bar is used in precision components requiring hardness and dimensional stability.

Why is D2 Round Bar preferred?

  • High wear resistance
  • Excellent hardness
  • Good dimensional stability
  • Long tool life
  • Reliable performance in demanding applications

D2 Round Bar Weight Chart

Diameter Weight (kg/m)
20 mm 2.47
40 mm 9.87
60 mm 22.20
80 mm 39.50
100 mm 61.70

Quality Assurance

At Mehta Metal Industries, quality is a core part of our business philosophy and operational standards. We are committed to maintaining consistency, reliability, and compliance across all our processes, supported by structured quality management systems focused on continuous improvement, documentation control, and process monitoring to meet global industry expectations.

We are certified with multiple international standards that reflect our commitment to quality, safety, and environmental responsibility:

  • ISO 9001:2015 – Quality Management System
  • ISO 14001:2015 – Environmental Management System
  • ISO 45001:2018 – Occupational Health & Safety Management
  • PED (Pressure Equipment Directive 2014/68/EU) Certification

These certifications demonstrate our adherence to global quality benchmarks and regulatory standards.

Our continuous focus ensures alignment with international practices and long-term client trust.

Why Choose Mehta Metal Industries

Industrial buyers and project engineers choose Mehta Metal Industries for reliable tool steel round bar supply with consistent quality, precise specifications, and dependable delivery for demanding industrial and tooling applications.

  • Advanced Manufacturing
    We use modern machinery and controlled processes to manufacture D2 round bar with uniform mechanical properties, precise dimensions, and consistent performance across all batches, ensuring reliability in critical tooling operations.
  • Wide Range of Grades
    We supply D2 along with H13, P20, and other tool steel grades, allowing buyers to source multiple materials for different tooling and engineering applications from a single trusted supplier.
  • Custom Solutions
    We offer customized diameters, lengths, and finishes including black, bright, and forged bars to meet specific machining, die-making, and industrial requirements.
  • Bulk Supply Capability
    With strong inventory and production capacity, we are able to fulfill bulk industrial and export orders efficiently while maintaining consistent quality and timely delivery.
  • Strict Quality Control
    Each product undergoes multiple quality checks to ensure compliance with international standards and performance expectations.
    Every product is tested through:
    • Mechanical testing
    • Ultrasonic inspection
    • Chemical analysis
    • Dimensional inspection
    These checks ensure durability, wear resistance, and long-term performance in demanding applications.
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Industries We Serve

Our D2 round bar is widely used in industries that require high wear resistance, hardness, and durability under continuous friction and load conditions. These industries rely on high-performance tool steel for precision components and long-lasting tooling solutions.

  • Tool & Die Industry
    These round bars are extensively used in manufacturing dies, punches, and cutting tools where high wear resistance and long service life are essential.
  • Sheet Metal Industry
    Used in blanking, stamping, and forming tools, these materials provide durability and resistance to abrasion under repeated operations.
  • Plastic Mould Industry
    Used in molds requiring dimensional stability and resistance to wear, ensuring consistent performance over long production cycles.
  • Heavy Engineering
    These round bars are used in machinery components operating under high stress and continuous wear conditions, ensuring strength and reliability.
  • Industrial Manufacturing
    Widely used in machining, tooling, and fabrication processes where precision, hardness, and durability are required.

Frequently Asked Questions

  • What is D2 round bar used for?
    D2 round bar is widely used in dies, punches, cutting tools, and industrial tooling applications that require high wear resistance and durability.
  • What is the hardness of D2 steel?
    D2 typically achieves hardness levels of 55–62 HRC after proper heat treatment, making it suitable for heavy-duty tooling.
  • What is D2 steel equivalent to?
    D2 is equivalent to DIN 1.2379 and JIS SKD11, which are widely used international standards.
  • What finishes are available in D2 round bar?
    These round bars are available in black, bright, and forged conditions, suitable for general tooling, precision machining, and heavy-duty applications.
  • Is D2 better than H13?
    D2 offers higher wear resistance, while H13 performs better in high-temperature applications, so the choice depends on the specific use case.
  • Do you supply D2 round bar in custom sizes?
    Yes, customized diameters, lengths, and finishes are available based on project and tooling requirements.

Request a Quote

Looking for a reliable D2 round bar manufacturer in India? Mehta Metal Industries supplies high-quality D2 round bar for tooling, die-making, and industrial applications with consistent quality and performance.

We provide customized sizes, multiple finishes including black, bright, and forged bars, and competitive pricing tailored to your project requirements. Whether you need small quantities for precision tooling or bulk supply for large-scale industrial use, our team ensures fast response and dependable delivery.

Get in touch with us today to discuss your requirements, request technical support, or receive a quick and competitive quote for your D2 round bar needs.

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