D2 Cold Work Tool Steel Manufacturer & Supplier in India

SS Alloy supplies D2 tool steel for punches, blanking dies, shear blades, slitting cutters, forming tools and industrial wear parts that need high wear resistance, edge retention and dimensional stability.

Product Overview

D2 Tool Steel for Cold Work Dies and Wear Applications

D2 tool steel is a high-carbon, high-chromium cold work grade for tools that cut, punch, blank, form or resist abrasive wear at room or moderate working temperatures. Therefore, tool rooms choose D2 because it offers high wear resistance, good compressive strength and useful dimensional stability after heat treatment.

As a D2 tool steel manufacturer and supplier in India, SS Alloy supplies material for blanking dies, punches, forming tools, shear blades, slitting cutters, thread rolling dies, gauges and wear plates. In addition, buyers request this grade as AISI D2, DIN 1.2379, EN X153CrMoV12 and JIS SKD11.

Where D2 Tool Steel Fits

D2 works best when the main challenge is abrasive wear. Therefore, it is suitable for cold work tooling that must keep its cutting edge or working surface during repeated production runs. As a result, it can support consistent tool performance.

D2 contains high chromium, so some buyers call it a semi-stainless tool steel. However, it is not stainless steel. In addition, it needs proper storage, surface protection and handling to reduce corrosion risk.

When to Compare Other Grades

If the application involves heat, die casting or forging, compare D2 tool steel with H13 Hot Work Tool Steel. In addition, for plastic injection moulds, mould bases or cavities, compare it with P20 Plastic Mold Steel. For example, this comparison helps match the grade to the working condition.

Suitable for cold work dies, punches, blades and forming tools
High carbon and chromium content for strong wear resistance
Good dimensional stability after suitable heat treatment
Available in round bars, flats, plates, blocks and cut sizes
MTC, inspection and dispatch support available as per requirement

Material Properties

Key Properties of D2 Cold Work Tool Steel

Manufacturers use D2 tool steel when tooling needs wear resistance and stable performance in cold work applications. Moreover, the grade suits many long-run production tools where edge life matters. Therefore, buyers often specify D2 for repeated cutting and forming operations.

Wear Resistance

Because of its high carbon and chromium content, D2 offers strong abrasive wear resistance. Therefore, it suits tools exposed to repeated surface wear.

Important for punches, dies, cutters and blades

Dimensional Stability

As a result of proper heat treatment, D2 helps precision tools hold size during service. Consequently, it can support close-tolerance tooling applications.

Important for gauges and close-tolerance tooling

High Hardness

After hardening and tempering, D2 can reach high working hardness based on section size and heat treatment route. Therefore, the final hardness should follow the toolmaker's specification.

Important for cutting edges and forming surfaces

Compressive Strength

Moreover, D2 performs well where tools face repeated compressive loading in cold punching, forming or blanking operations. As a result, it is useful for demanding die applications.

Important for blanking dies and forming tools

Edge Retention

Therefore, D2 helps cutting and shearing tools keep their working edge during longer production runs. In turn, this can support consistent cutting performance.

Useful for knives, cutters and slitting tools

Machinability

First, tool rooms normally machine D2 in annealed condition. Then, they harden and temper it for use. Finally, the heat treatment route should match the required service hardness.

Suitable for custom-cut and machined tooling stock

D2 Tool Steel Supply Range

Available D2 Material Options

Grade Names

AISI D2, DIN 1.2379, EN X153CrMoV12, JIS SKD11 and related cold work tool steel specifications

Available Forms

D2 Round Bars, Flat Bars, Plates, Blocks, Squares and Custom-Cut Sizes

Material Condition

Suppliers commonly offer annealed D2 stock for machining. Hardened and tempered material may also be available based on size, source and project requirement.

Documentation

SS Alloy can arrange Material Test Certificate, grade confirmation, heat/batch details and third-party inspection support as applicable to the order.

Cutting, Related Grades and Delivery

Processing Support

Cut-to-size supply can help reduce material waste and machining time. Therefore, share your drawing, size, tolerance and quantity for a faster availability check.

Related Grades

For hot work applications, see H13 Tool Steel. For plastic mould applications, see P20 Mold Steel.

Supply Area

We serve tool rooms, die makers, engineering companies and industrial buyers across Mumbai, Maharashtra and pan-India locations.

Technical Data

D2 Chemical Composition and Equivalent Grades

The values below show typical reference ranges for D2 tool steel. However, buyers should always verify the final chemical composition, supply condition and hardness through the material test certificate. In addition, the MTC should match the purchase requirement.

D2 Equivalent Grade References

Technical Detail	D2 Reference Data	Buyer Note
AISI / ASTM	D2	Common high-carbon, high-chromium cold work tool steel designation
DIN / W.Nr.	1.2379	Often requested for European standard equivalency
EN	X153CrMoV12 / X155CrVMo12-1	Reference may vary by specification and supplier
JIS	SKD11	Common equivalent in Japanese tool steel references
Carbon	1.40 - 1.60%	Supports high hardness and wear resistance after heat treatment
Chromium	11.00 - 13.00%	Forms hard carbides and improves wear resistance
Molybdenum	0.70 - 1.20%	Supports hardenability and heat treatment response
Vanadium	0.70 - 1.10%	Improves wear resistance and carbide control
Manganese	0.20 - 0.60%	Supports steelmaking and hardenability control
Silicon	0.10 - 0.60%	Common alloy balance element in tool steel specifications

Grade Selection

D2 vs H13 vs P20: Which Tool Steel Should You Choose?

The correct tool steel depends on working temperature, wear condition, tool size, toughness requirement and heat treatment plan. Therefore, this comparison helps buyers review the main selection factors. In addition, the final grade should match the actual tooling application.

Quick Grade Selection Guide

Requirement	Recommended Grade	Why It Fits	Related Page
Cold blanking, punching, cutting, slitting and forming	D2	High wear resistance and dimensional stability for cold work tools	Current Page
Hot die casting, forging, extrusion and thermal cycling	H13	Good hot hardness, toughness and thermal fatigue resistance	H13 Hot Work Tool Steel
Plastic injection moulds, mould bases, cavities and die holders	P20	Pre-hardened mould steel with good machinability and toughness	P20 Plastic Mold Steel

Industrial Uses

Applications of D2 Cold Work Tool Steel

Tool rooms use D2 tool steel where tooling must resist abrasive wear, edge breakdown and repeated cold work loading. Moreover, the grade works well in cutting, blanking, forming and wear-part applications. As a result, it is commonly specified for long-running cold work tooling.

Common D2 Tooling Uses

Blanking Dies

Punches & Press Tools

Shear Blades

Slitting Cutters

Thread Rolling Dies

Cold Forming Tools

Drawing Dies

Gauges & Wear Plates

Industrial Knives & Trimming Tools

Buyer Guide

What to Share Before Buying D2 Tool Steel

Accurate quotation and supply depend on the grade, size, condition, testing requirement and final application. Therefore, share these details early to avoid delays. In addition, clear specifications help the supply team confirm availability faster.

Grade & Standard

First, mention whether you need AISI D2, DIN 1.2379, EN X153CrMoV12 or JIS SKD11. Also, share any brand or special requirement shown on the drawing. This helps prevent specification mismatches.

Form, Size & Quantity

Next, share the required form such as round bar, flat, plate, block or cut piece. In addition, provide diameter, thickness, width, length and total quantity.

Supply Condition

In addition, confirm whether you need annealed D2 tool steel for machining, heat-treated material or a specific hardness from the tool designer.

Testing & Dispatch

Finally, mention MTC, ultrasonic testing, third-party inspection, packing method and delivery location. As a result, the supply team can plan documents, packing and dispatch correctly.

Reliable Supply Partner

Why Choose SS Alloy for D2 Tool Steel?

Buying D2 tool steel is not only about matching a grade name. Instead, size availability, material condition, documentation, cutting support and delivery planning also matter for tool rooms and industrial buyers. Therefore, buyers should review the complete supply requirement.

Grade Support

For example, we help customers identify D2, 1.2379, SKD11 and related cold work tool steel requirements.

Multiple Forms

In addition, SS Alloy can supply D2 in rounds, flats, plates, blocks and custom-cut sizes based on availability.

Documentation

Also, our team can provide material certificate and inspection support as applicable to the order.

Pan-India Supply

Finally, we serve die makers, tool rooms and engineering companies across Mumbai, Maharashtra and India.

Technical References

Useful D2 Tool Steel Reference Links

For technical buying decisions, always check the project drawing, MTC and heat treatment plan. In addition, these external references can help buyers understand D2 tool steel standards and general material data. However, the project specification and supplied MTC remain the final reference.

ASTM A681 Tool Steel Standard

First, ASTM A681 covers wrought alloy tool steel products used for tools, dies and fixtures. You can review the standard listing on the ASTM International website.

ASM D2 Material Note

In addition, for background on D2 as a high-carbon, high-chromium cold work grade, compare buyer notes with this ASM International D2 alloy digest page.

Common Questions

D2 Tool Steel FAQs

These answers help buyers understand where D2 tool steel fits and how it compares with other grades. In addition, they explain the information SS Alloy needs to prepare a correct quotation.

What is D2 tool steel used for?

Generally, tool rooms use D2 tool steel for cold work tooling such as blanking dies, punches, shear blades, slitting cutters, drawing dies, gauges and wear plates. Therefore, it suits many abrasive-wear applications.

Is D2 the same as DIN 1.2379?

Yes, D2 is the AISI designation. In addition, buyers use DIN 1.2379 and JIS SKD11 as common equivalent references. However, the exact standard should be confirmed on the order documents.

Is D2 stainless steel?

No. Although D2 contains high chromium, it is a tool steel, not stainless steel. Therefore, buyers should protect it from moisture and corrosion during storage. In addition, suitable surface protection can reduce corrosion risk.

Why choose D2 instead of H13?

Choose D2 for cold work tools that need high wear resistance. In contrast, choose H13 for hot work tools that face heat, die casting or forging conditions. Therefore, application temperature is an important selection factor.

Can D2 tool steel be heat treated?

Yes. First, heat treaters harden D2 tool steel. Then, they temper it to achieve the required working hardness. Finally, the heat treatment cycle should follow the applicable specification.

Does SS Alloy supply D2 with MTC?

Yes, SS Alloy can supply D2 tool steel with material test certificate and inspection documentation as applicable to the material source, grade and order requirement. Therefore, buyers should state documentation needs when requesting a quotation.

Need D2 Tool Steel for Your Cold Work Tooling Requirement?

Send us your required D2 tool steel grade, size, form, quantity, condition and delivery location. Then, our team can check availability for round bars, flats, plates, blocks and cut-to-size D2 material. In addition, clear specifications help us assess the supply requirement.

Request D2 Quote

D2 Cold Work Tool Steel Manufacturer & Supplier in India

D2 Tool Steel for Cold Work Dies and Wear Applications

Where D2 Tool Steel Fits

When to Compare Other Grades

Key Properties of D2 Cold Work Tool Steel

Wear Resistance

Dimensional Stability

High Hardness

Compressive Strength

Edge Retention

Machinability

D2 Tool Steel Supply Range

Available D2 Material Options

Cutting, Related Grades and Delivery

D2 Chemical Composition and Equivalent Grades

D2 Equivalent Grade References

D2 vs H13 vs P20: Which Tool Steel Should You Choose?

Quick Grade Selection Guide

Applications of D2 Cold Work Tool Steel

Common D2 Tooling Uses

What to Share Before Buying D2 Tool Steel

Grade & Standard

Form, Size & Quantity

Supply Condition

Testing & Dispatch

Why Choose SS Alloy for D2 Tool Steel?

Grade Support

Multiple Forms

Documentation

Pan-India Supply

Useful D2 Tool Steel Reference Links

ASTM A681 Tool Steel Standard

ASM D2 Material Note

D2 Tool Steel FAQs

What is D2 tool steel used for?

Is D2 the same as DIN 1.2379?

Is D2 stainless steel?

Why choose D2 instead of H13?

Can D2 tool steel be heat treated?

Does SS Alloy supply D2 with MTC?

Need D2 Tool Steel for Your Cold Work Tooling Requirement?

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