About H11 Tool & Alloy Steel Square Bars

IMI Alloys India LLP is a well-known distributor and manufacturer of H11 Tool & Alloy Steel square Bars. These bars are favored and insisted due to red hardness. It also impacts toughness and high strength. These square bars are in different sizes, specifications, shapes, and standards further modified to adapt to the applications needed by the buyer on demand. Our bars are obtainable, and the most used types are forged, hot worked, cold worked and threaded, and other types. Our bars are useful in shot gripper dies and extrusion tooling. In addition, fundamental aerospace parts similar to aircraft dart components are largely commenced to square bars.

IMI Alloys India LLP manufactures H11 Steel Square bars useful in high-temperature system applications. It excellently resists corrosive media and holds against decay in acid-containing media. Our bars oppose exhaustion cracking, as well as crevice at elevated temperatures. It is free from intergranular corrosion and protects the surface from pitting. Our square bars provide a conductivity of heat and electro potential. In addition, our bars are anti-corrosive that affords protection from different reducing media.

Tool Steel H11 Square Bars, Alloy Steel H11 Square Bar, JIS SKD6 Square Bar, Alloy Steel H11 Square Bars Stockholder, ASTM A681 H11 Tool & Alloy Steel Square Bars, H11 Steel Square Bars, H11 Tool Steel Square Rods, UNS T20811 Square Bars, Tool Steel 1.2343 Square Bars Exporter, H11 Hot Work Tool Steel Bars, AISI H11 Tool Steel Square Bars, ASTM A681 H11 Tool Steel Square Bars Supplier in Mumbai, India.

Tool & Alloy Steel Square Bars Stockist
H11 is a stable tool and steel alloy and is austenitic that consists of opposing elements. This is a hot-work tool steel that is featured for steadiness and no deformation and no elongation takes place at higher temperatures. It consists of excellent welding property where it remains stable at heat affecting the region. High-grade formability makes it comfortable to form at low speeds in addition to low feed as well as forced cut strength. It is annealed to attain magnetic property.

Buy Comprehensive Variety of Quenched & Tempered H11 Alloy Steel Bar, Tool Steel T20811 Square Bar, Chrome Moly Steel H11 Square Bars Dealer, Hot Die Tool Steel H11 Hot Rolled Square Bars, CrMo H11 Cold Drawn Square Bars, H11 Tool & Alloy Steel Square Rods, Hot Work Tool Steel H11 Square Bars, Hot Die Steel H11 Bars, ASME SA681 H11 Hot Forged Square Bars, H11 Tool & Alloy Steel Industrial Square Bars, X37CrMoV5-1 Black Square Bars Stockist in India.

IMI Alloys India LLP has a wide range of H11 Tool & Alloy Steel square Bars. We are manufacturing these bars with advanced processes to achieve excellence standards accepted universally. Oil and gas industries, paper and pulp industries, different equipment manufacturing sectors, construction sites, marine applications, food containers, and processing equipment industries are the broad range of industrial sectors that use H11 Tool & Alloy Steel Square Bars. We managed the quality of our bars, and they work reliably with diverse ranges of applications. We ensure the quality of the product and service.

Tool & Alloy Steel Square Bars Stockist

Specifications of H11 Tool & Alloy Steel Square Bars

  • Standard : ASTM A681, ASME SA681
  • Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
  • Form : Square
  • Diameter : 10 mm ~ 900 mm
  • Size : 0.08 mm to 25.00 mm
  • 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 H11 Tool & Alloy Steel Square Bars

Country USA German Japan British
Standard ASTM A681 DIN EN ISO 4957 JIS G4404 BS 4659
Grades H11/T20811 1.2343/X37CrMoV5-1 SKD6 BH11

Chemical Composition of H11 Tool & Alloy Steel Square Bar

ASTM A681 C Mn P S Si Cr V W Mo
H11/T20811 0.35 0.45 0.20 0.60 0.03 0.03 0.80 1.25 4.75 5.50 0.30 0.60 1.10 1.60
DIN ISO 4957 C Mn P S Si Cr V W Mo
1.2343/X37CrMoV5-1 0.28 0.35 0.10 0.40 0.80 1.20 2.70 3.20 0.40 0.70 1.10 1.50
JIS G4404 C Mn P S Si Cr V W Mo
SKD6 0.32 0.42 0.50 0.03 0.03 0.80 1.20 4.50 5.50 0.30 0.50 1.00 1.50
BS 4659 C Mn P S Si Cr V W Mo
BH11 0.32 0.40 0.40 0.35 0.35 0.85 1.15 4.75 5.25 0.30 0.50 1.25 1.75

Mechanical Properties of H11 Tool & Alloy Steel Square Bars

Properties Metric Imperial
Hardness, Rockwell C (air cooled from 982°C, 45 mins) 52.5 52.5
Hardness, Rockwell C (air cooled from 1010°C, 45 mins) 56 56
Hardness, Rockwell C (air cooled from 1038°C, 45 mins) 57 57
Modulus of elasticity 207 GPa 30000 ksi
Modulus of elasticity (@538°C/1000°F) 159 GPa 23000 ksi
Modulus of elasticity (@204°C/400°F) 190 GPa 27500 ksi
Charpy impact (V-notch; air cooled from 1010°C;535°C temper temperature) 13.6 J 10.0 ft-lb
Charpy impact (V-notch; air cooled from 1010°C;650°C temper temperature) 27.1 J 20.0 ft-lb
Charpy impact (V-notch; air cooled from 1010°C;370°C temper temperature) 33.9 J 25.0 ft-lb
Machinability (1% carbon steel) 75.0 – 80.0% 75.0 – 80.0%
Poisson’s ratio 0.27-0.30 0.27-0.30

Thermal Properties of H11 Tool & Alloy Steel Square Bars

Properties Metric Imperial
Thermal expansion (@20-100ºC/68-212ºF) 11.9 x 10-6/ºC 6.63 µin/in°F
Thermal conductivity (@100ºC/212ºF) 42.2 W/mK 292.9 in/hr.ft².°F

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Applications For H11 Tool & Alloy Steel Square Bar


Generally, H11 tool steels are used for long run tooling applications, Some main applications for H11 Tool & Alloy Steel Square Bars materials are:

  • Hot punches
  • die casting dies
  • forging dies
  • hot shear blades
  • hot gripper dies
  • extrusion tooling

Export Destinations for H11 Tool & Alloy Steel Square Bars


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


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

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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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