India’s manufacturing industry relies heavily on high-quality alloy and tool steels for strength, durability, heat resistance, and precision. Choosing the wrong steel grade can lead to tool failure, downtime, and heavy losses.
In this guide, Jupiter Steels, a trusted alloy & tool steel supplier in India, explains the top 7 most commonly used steels in Indian manufacturing, their properties, applications, and how to select the right grade for your job.
Why Steel Selection Is Critical in Manufacturing
Every manufacturing application has different stress conditions:
- Heat
- Load
- Wear
- Impact
- Corrosion
Using a general-purpose steel where a tool or alloy steel is required can reduce tool life by 30–50%.
That’s why experienced manufacturers work with reliable steel stockists who not only supply material but also guide the selection.
1️⃣ H13 Tool Steel – Best for Hot Work Applications
H13 steel is one of the most widely used hot work tool steels in India.
- Excellent heat resistance
- High toughness
- Good resistance to thermal cracking
- Die casting dies
- Forging dies
- Extrusion tools
- Hot shear blades
H13 maintains strength at high temperatures, making it ideal for continuous hot operations.
📌 Jupiter Steels supplies certified H13 steel with cut-to-size options and Pan-India delivery.
2️⃣ D2 Tool Steel – High Wear Resistance Champion
D2 steel is a high-carbon, high-chromium cold work tool steel.
- Excellent wear resistance
- High hardness after heat treatment
- Good dimensional stability
- Punches & dies
- Cutting tools
- Shear blades
- Industrial knives
Applications where abrasion resistance is more important than toughness.
3️⃣ EN19 Alloy Steel – Strength & Toughness Combined
EN19 steel (also known as 4140) is one of the most demanded alloy steels in Indian engineering industries.
- High tensile strength
- Good impact resistance
- Can be heat treated for higher hardness
- Shafts
- Gears
- Pinions
- Studs & bolts
It offers an excellent balance between machinability and mechanical strength.
4️⃣ 20MnCr5 Steel – Ideal for Case Hardening
20MnCr5 is a low-carbon alloy steel used extensively for carburizing and case-hardening.
- Hard outer case
- Tough core
- Excellent fatigue strength
- Automotive gears
- Transmission components
- Heavy-duty shafts
Perfect when surface hardness is required without sacrificing core toughness.
5️⃣ EN8 / CK45 Steel – Reliable Engineering Steel
EN8 / CK45 is a medium carbon steel widely used for general engineering purposes.
- Good strength
- Easy machinability
- Cost-effective
- Machine components
- Bolts
- Pins
- Structural parts
When extreme properties are not required, EN8 offers value for money.
6️⃣ M2 High Speed Steel – For Cutting Performance
M2 HSS is the most commonly used high-speed steel for cutting tools.
- Excellent hot hardness
- High wear resistance
- Retains cutting edge at high speeds
- Drills
- Taps
- Milling cutters
- Reamers
Even with carbide tools available, M2 remains a cost-effective solution for many workshops.
7️⃣ Stainless Tool Steel (Stavax / 1.2085) – Corrosion Resistant Choice
Stainless tool steels like Stavax (DIN 1.2085) are preferred where corrosion resistance and polishability are critical.
- Corrosion resistant
- Good hardness
- Excellent surface finish
- Plastic injection moulds
- Medical moulds
- Food-grade tooling
How to Choose the Right Steel Grade for Your Application
Before selecting a steel, ask these questions:
✅ Will the tool face high heat or cold work?
✅ Is wear resistance or toughness more important?
✅ Will the part be heat treated or case hardened?
✅ What is the expected tool life?
💡 A wrong choice increases costs. Expert guidance reduces failures.
Why Choose Jupiter Steels as Your Steel Supplier?
✔ Trusted tool & alloy steel supplier in Delhi, India
✔ Wide range of H13, D2, EN19, EN8, 20MnCr5, M2 & stainless steels
✔ Cut-to-size facility available
✔ Genuine material with test certificates
✔ Pan-India delivery support
✔ Technical guidance for correct steel selection
Get the Right Steel for Your Manufacturing Needs
Selecting the right steel can increase tool life, reduce downtime, and improve profitability.
📞 Contact Jupiter Steels today to get:
- Expert advice
- Best steel grade for your application
- Competitive pricing & fast delivery
👉 Visit JupiterSteels.in or call our team for enquiries.