"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.

D2 / 1.2379 Tool Steel Flat Bars Manufacturers & Exporters

D2 / 1.2379 Tool Steel Flat Bars Manufacturers & Exporters

D2 / 1.2379 Tool Steel Flat Bars Overview

Mehta Metal Industries is a D2 / 1.2379 Tool Steel Flat Bars Supplier and Exporter, supplying tool steel for manufacturing blanking dies, punches, slitter knives, shear blades and sheet metal forming tools. D2 is a high-carbon, high-chromium cold-work tool steel valued for its wear resistance and ability to retain hardness after suitable heat treatment, making it suitable for tooling used in repeated production cycles.

We offer D2 Tool Steel Flat Bars in different sizes and material conditions, subject to availability. Contact us with your specifications for pricing, MTC and inspection documentation.

D2 / 1.2379 Tool Steel Flat Bar Specifications

Parameter Details
Product Name Tool Steel Flat Bars
Grade Designations D2 / 1.2379 / X153CrMo12 / SKD11
Material Type High-Carbon, High-Chromium Cold-Work Tool Steel
Applicable Standards ASTM A681, EN ISO 4957, JIS G4404
Thickness 2–150 mm
Width 10–500 mm
Length Standard or customized, subject to availability
Surface Finish / Type Hot Rolled / Machined / Ground / Black
Material Condition Annealed or heat-treated condition, as specified

Equivalent Grades of D2 / 1.2379 Tool Steel Flat Bars

Country / Region Standard Grade / Designation
USA ASTM A681 D2
Germany / Europe EN ISO 4957 1.2379 / X153CrMo12
Japan JIS G4404 SKD11

Chemical Composition & Mechanical Properties

Chemical Composition of D2 / 1.2379 Tool Steel Flat Bars

Element Symbol Min. (%) Max. (%)
Carbon C 1.40 1.60
Manganese Mn — 0.60
Phosphorus P — 0.030
Sulphur S — 0.030
Silicon Si — 0.60
Chromium Cr 11.00 13.00
Vanadium V 0.50 1.10
Molybdenum Mo 0.70 1.20

Mechanical Properties of D2 / 1.2379 Tool Steel Flat Bars

Mechanical Properties Metric Imperial
Hardness, Knoop (converted from Rockwell C hardness) 769 769
Hardness, Rockwell C 62 HRC 62 HRC
Hardness, Vickers 748 HV 748 HV
Izod Impact, Unnotched 77.0 J 56.8 ft-lb
Poisson’s Ratio 0.27–0.30 0.27–0.30
Elastic Modulus 190–210 GPa 27,557–30,457 ksi

D2 / 1.2379 Tool Steel Flat Bar Weight Calculator

Mehta Metal Industries

Material Grade: Tool Steel D2 / 1.2379 / X153CrMo12 | Density: 7.70 g/cm³

Width (mm) 10 – 500
Thickness (mm) 2 – 150
Length per piece (M)
Standard lengths up to 7 M.
Quantity (pieces)
3D Interactive Flat Bar Preview 🖱️ Drag to rotate view

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Estimated Total Weight

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Per Metre

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Types of D2 Tool Steel Flat Bars

01

Hot Rolled D2 Tool Steel Flat Bars

Used as stock for machining dies, punches and tooling blocks where further machining is planned.

02

Annealed D2 Tool Steel Flat Bars

Supplied in a softer condition to support machining before the final hardening and tempering process.

03

Ground D2 Tool Steel Flat Bars

Suitable for precision tooling where controlled dimensions and a smoother surface help reduce finishing work.

04

Machined D2 Tool Steel Flat Bars

Used for tooling blanks and components requiring prepared surfaces or specified dimensions before further processing.

05

Heat-Treated D2 Tool Steel Flat Bars

Selected for applications requiring specified hardness after heat treatment, subject to the required condition and dimensional tolerances.

Countries We Supply and Export D2 Tool Steel Flat Bars

Mehta Metal Industries supplies D2 / 1.2379 Tool Steel Flat Bars to customers across India and key international markets, including:

India

India

Europe

Germany
United Kingdom
France
Italy
Netherlands
Belgium
Spain
Poland
Austria
Sweden
Finland
Czechia
Portugal
Romania

North America

United States
Canada
Mexico
Guatemala
Belize
Honduras
El Salvador
Nicaragua
Costa Rica
Panama

Applications and Industries

D2 / 1.2379 Tool Steel Flat Bars are used to manufacture cutting tools, dies and machine parts that require good wear resistance and hardness for repeated use.

  • Stamping & Blanking: Used to make dies and punches that cut metal sheets into specific shapes and sizes.
  • Sheet Metal Forming: Suitable for forming dies and press tools used to bend and shape metal sheets during production.
  • Slitting & Shearing: Used to manufacture industrial blades and knives for cutting metal sheets, strips and other materials.
  • Plastic Moulding: Used for selected mould inserts and components that need to withstand repeated contact during plastic part production.
  • Toolmaking: Used to produce gauges, wear plates and replaceable tooling parts for workshops and manufacturing facilities.
  • Powder Processing: Suitable for dies and pressing tools used to compact and shape metal powders into required forms.

Quality Assurance

Mehta Metal Industries focuses on grade identification, dimensional accuracy and documentation, with size, finish, material condition and inspection requirements confirmed before ordering.

  • Quality Certifications: ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018, subject to applicable certification scope.
  • Material Test Certificates (MTC): Can be arranged according to order requirements.
  • Inspection Documentation: Discuss dimensional checks, hardness testing and other specified inspections before ordering.
  • Material Condition: Confirm whether annealed or heat-treated material is required.
  • Export Packaging: Can be arranged according to shipment and destination requirements.

Frequently Asked Questions

  • 1. Are D2 and 1.2379 Tool Steel Flat Bars equivalent?
    They are commonly treated as corresponding tool steel grades. Check the applicable standard and material certificate before substitution.
  • 2. What are D2 Tool Steel Flat Bars used for?
    They are used to make dies, punches, cutting blades, forming tools and other wear-resistant components.
  • 3. Can I order D2 / 1.2379 Tool Steel Flat Bars in custom sizes?
    Custom sizes can be discussed based on availability. Share your required dimensions, quantity and material condition for a quotation.
  • 4. Are D2 Flat Bars supplied in an annealed condition?
    Yes, annealed material is commonly used for machining before hardening. Confirm the required condition when enquiring.
  • 5. Can D2 Tool Steel Flat Bars be heat-treated?
    Yes, D2 can be hardened and tempered to achieve the required hardness. The process depends on the application and component design.
  • 6. Can you supply 1.2379 Tool Steel Flat Bars to Europe and North America?
    You can enquire about supply to both regions. Availability, documentation and shipping requirements will be confirmed for your order.

Request a Quote

Looking for D2 / 1.2379 Tool Steel Flat Bars for dies, punches, cutting tools or industrial tooling? Contact Mehta Metal Industries with your required grade, dimensions, quantity, material condition and delivery destination for a quotation.