IMI Alloys India LLP contains the latest trends in the market by developing solid commodities and distributing services. The professionals check the raw materials and material composition, and these materials offer great strengths towards the square bars. These materials are then processed using the best techniques and methods that are timely upgraded and polished to get the final output. D3 tools & Alloy Steel Square Bars are made from alloy steel, graded to their best finish. They have heavy elements like copper, nickel, chromium, manganese, molybdenum, iron, and sulphur. Combining all the features makes the product extremely strong with excellent yield capacity. They provide hot hardness, too. Wear resistance is what they are specialized for. They have stability at low as well as high temperatures.

We also manufacture various industrial applications, including default and custom forms. D3 Tool & alloy steel square bars are rigid and tight-tolerant products. Carving and designing should be done more accurately. D3 Tool & alloy square bars are from the high carbon steel alloy family.

UNS T30403 Square Bars, Alloy Steel D3 Square Bar, Tool Steel 1.2080 Square Bars Exporter, Alloy Steel D3 Square Bars Stockholder, D3 Tool Steel Square Rod, X210Cr12 Square Bar, D3 Steel Square Bars, ASTM A681 D3 Tool Steel Square Bars Supplier in Mumbai, India.

Tempered hardening followed by oil quenching are the processes involved in their products that make them accurate and durable. The different applications need competitive products that work flexibly with their surroundings; D3 Tool & alloy steel square bars are better for trending applications as they have excellent working aspects. The types of these material compositions come with the round bar’s formats.

Tool Steel / Alloy Steel Square Bar

Tool Steel T30403 Square Bar, Buy Comprehensive Variety of Quenched & Tempered D3 Alloy Steel Square Bars, CrMo D3 Cold Drawn Square Bars, ASME SA681 D3 Hot Forged Square Bars, D3 Tool & Alloy Steel Square Rods, JIS SKD1 Square Bars Stockist in India.

D3 Tool & alloy steel square bars can be sawn and cut into any specified size the customer needs. The content of carbon steel determines its machinability. D3 Tool & alloy is steel square bars that have good elastic expansion. Thermal conductivity is also highly rated. D3 Tool & alloy steel square bars are uniformly hammered and heated to get the perfect structured bars. For better yield strength results, they are maintained at very high temperatures. Steel bridges, vehicle chassis, building constructions, snow sheds, and container frame structures are diverse applications where D3 Tool & alloy steel square bars are used. With its heat-resistant qualities, our D3 Tool & alloy square bars are highly versatile steel that can be used in various applications.

Tool & Alloy Steel Square Bars Stockist

Specifications of D3 Tool & Alloy Steel Square Bars

  • Standard : ASTM A681, ASME SA681
  • Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
  • Form : Square
  • Diameter : 8mm – 350mm
  • Size : 4 to 100mm
  • Diameter Range : 0.040 mm – 12 mm (0.0016” – 0.4724”)
  • Application : Lathe Tools, Milling Cutter, Cutter Blades, Boring Tools, Twist drills, Milling Knives, Reamers, Taps, Metalcutting saws, Screw Cutting Tools, File Cutter’s Chissels, Drills, Hobs, Drill Bits, Tread cutting tools etc

Equivalent Grades of D3 Tool & Alloy Steel Square Bars

Country USA German Japan
Standard ASTM A681 DIN EN ISO 4957 JIS G4404
Grades D3 1.2080/X210Cr12 SKD1

Chemical Composition of D3 Tool & Alloy Steel Square Bar

Element C Si Mn P S Cr Ni Cu W
Content (%) 2.00-2.35 0.60 0.60 0.03 0.30 11.00-13.50 0.30 1.00 0.02 1.00

Mechanical Properties of D3 Tool & Alloy Steel Square Bars

Mechanical Properties Metric Imperial
Hardness, Knoop (converted from Rockwell C hardness) 769 769
Hardness, Rockwell C 62 62
Hardness, Vickers 748 748
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 27557-30457 ksi

Thermal Properties of D3 Tool & Alloy Steel Square Bars

Properties Conditions
T (°C) Treatment
Thermal expansion 12 x 10-6/ºC 20-100

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Applications For D3 Tool & Alloy Steel Square Bars


Generally D3 tool steels are used for long run tooling applications, Some main applications for D3 Tool & Alloy Steel Square Bars materials are:

  • Blanking Dies
  • Forming Dies
  • Coining Dies
  • Slitting Cutters
  • Heading Tools
  • Long Punches
  • Forming Rolls
  • Edging Rolls
  • Master Tools
  • Beading Rolls
  • Intricate Punches
  • Extrusion Dies
  • Drawing Dies
  • Lamination Dies
  • Thread Rolling Dies
  • Burnishing Tools

Export Destinations for D3 Tool & Alloy Steel Square Bars


Japan, Norway, Azerbaijan, Lebanon, Netherlands, Belarus, Sweden, France, Jordan, Estonia, Italy, Sri Lanka, Ghana, Romania, Trinidad & Tobago, Mongolia, Angola, Spain, Finland, Austria, Egypt, Gabon, Nigeria, Kenya, Oman, Brazil, Macau, Iran, Kazakhstan, Venezuela, South Africa, Australia, Mexico, Ukraine, Tunisia, Qatar, Iraq, Bahrain, Afghanistan, India, Denmark, Portugal, Croatia, Czech Republic, Bolivia, South Korea, Poland, Thailand, Malaysia, Saudi Arabia, Bhutan, Nepal, Zimbabwe, Hong Kong, United Arab Emirates, Mexico, Israel, Gambia, Singapore, Namibia, Iran, Turkey, Serbia, Tibet, Hungary, Poland, Vietnam, Bulgaria, Switzerland, United States, Peru, Colombia, Lithuania, Yemen, Costa Rica, Chile, Belgium, Canada, Morocco, Pakistan, United Kingdom, Taiwan, Greece, Chile, Kuwait, Algeria, New Zealand, Russia, Germany, Indonesia, Bangladesh, Philippines, China, Libya, Ecuador, Slovakia, Puerto Rico, Nigeria, Ireland, Argentina.


Aberdeen, Granada, Hong Kong, Kuala Lumpur, Ankara, Jamshedpur, Cairo, Tehran, Surat, Dammam, Sydney, Coimbatore, Jakarta, Pimpri-Chinchwad, Atyrau, Karachi, Muscat, Haryana, Port-of-Spain, Kolkata, Ulsan, Chennai, Mexico City, Vadodara, Indore, Hyderabad, Milan, Howrah, Nashik, Lagos, Santiago, Perth, Hanoi, Dallas, Montreal, Doha, Rio de Janeiro, Thiruvananthapuram, Singapore, Calgary, Ahmedabad, Baroda, Los Angeles, Kuwait City, Abu Dhabi, New York, Navi Mumbai, Istanbul, Pune, Manama, New Delhi, La Victoria, Kanpur, Nagpur, Vung Tau, Madrid, Al Jubail, Bhopal, Courbevoie, Gimhae-si, Thane, Gurgaon, Riyadh, Secunderabad, Chiyoda, Jeddah, Caracas, Algiers, Petaling Jaya, London, Al Khobar, Moscow, Chandigarh, Toronto, Seoul, Mumbai, Ludhiana, Houston, Jaipur, Melbourne, Edmonton, Ho Chi Minh City, Colombo, Bengaluru, Ahvaz, Dubai, Brisbane, Visakhapatnam, Noida, Rajkot, Bogota, Ranchi, Sharjah, Bangkok, Busan, Ernakulam, Faridabad, Geoje-si.

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IMI ALLOYS INDIA LLP is a notable manufacturer, supplier, stockist, and exporter of bars – round bars, square bars, flat bars, etc. in various materials like Tool Steel, Alloy Steel, and High-Speed Steel in Mumbai, India. We are authorized dealers of Graphite India Limited (POWMEX STEELS DIVISION) and also the only authenticated stockist of Nachi Fujikoshi Corp in India for their High-Speed Steel, Powder Metallurgy, Tool Steel, and Alloy Steel Products.
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