4140 / EN19 / 42crmo4 Solid Bars Manufacturer, Stockist and Exporter

Super Metal Manufacturing Co., established in 1965 and headquartered in Mumbai, India, is a prominent manufacturer and exporter specializing in high-quality steel products, including 4140 (EN19 / 42CrMo4) solid bars. These alloy steel bars are renowned for their exceptional strength, toughness, and wear resistance, making them ideal for demanding applications in industries such as automotive, aerospace, defense, and oil & gas. The company's state-of-the-art manufacturing facility spans over 20 acres and is equipped with advanced technologies like in-line forge presses, enabling the production of steel bars ranging from 25mm to 406mm in diameter. ​

The 4140 steel grade, also known as EN19 or 42CrMo4, is a chromium-molybdenum alloy steel that offers a balanced combination of strength, toughness, and hardness. Its chemical composition typically includes 0.38–0.43% carbon, 0.75–1.00% manganese, 0.80–1.10% chromium, and 0.15–0.25% molybdenum. This composition imparts excellent fatigue and impact resistance, making it suitable for manufacturing components like gears, shafts, spindles, and bolts.


Super Metal Manufacturing Co. adheres to rigorous quality standards, producing steel bars that meet various specifications, including AMS 2304 (ParaPremium™) and AMS 2301 (Aircraft). These standards ensure the production of steel bars with superior cleanliness and mechanical properties, suitable for critical applications in aerospace and other high-stress environments. ​

Material Specification Chart of 4140 / EN19 / 42crmo4 Solid Bars

Specifications ASTM A182, ASME SA182
Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
Range 5mm to 500mm Dia in 100mm to 6000mm Length
Diameter 10 mm To 200 mm
Thickenss 0.5mm to 500mm Diameter
High Speed Steel (HSS), HCHCR & OHNS in Grade M2, M3, M35, M42, T-1, T-4, T-15, T-42, D2, D3, H11, H13, OHNS-01 & EN52
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Length 1000 mm Long To 6000 mm Long
Form Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.

The company's global reach is evident in its extensive export network, supplying 4140 / EN19 / 42CrMo4 solid bars to numerous countries across continents. Notable export destinations include Oman, Qatar, Kuwait, Spain, UAE, Saudi Arabia, Japan, Germany, the United States, the United Kingdom, South Korea, and South Africa. This widespread distribution underscores Super Metal Manufacturing Co.'s commitment to delivering high-quality steel products to clients worldwide.



In addition to its manufacturing capabilities, Super Metal Manufacturing Co. offers comprehensive services such as third-party inspection, prompt delivery, and customized packaging solutions. The company's dedicated customer support team ensures strong relationships with clients by providing tailored solutions and maintaining high service standards.

With a legacy of over five decades in the steel industry, Super Metal Manufacturing Co. continues to uphold its reputation as a trusted supplier of 4140 / EN19 / 42CrMo4 solid bars, delivering products that meet the stringent requirements of various industries globally.


SAE 4140 / EN19 / 42CrMo4 Solid Bars Grade

Country names India USA German British Japan China Australia
Country standards UNS AISI ASTM A29 DIN 17200 BS 970 JIS G4105 GB/T 3077 AS 1444
Grades G41400 4140 4140 1.7225/ 42CrMo4 EN 19 / 42CrMo4 SCM440 42CrMo 4140

Alloy Steel 4140 / EN19 / 42crmo4 Solid Bars Dimensions Standard

Diameter (mm) Approx. Weight (kg/m) Tolerances
20 mm 2.47 kg/m h9 / h11
25 mm 3.85 kg/m h9 / h11
30 mm 5.55 kg/m h9 / h11
32 mm 6.31 kg/m h9 / h11
36 mm 8.00 kg/m h9 / h11
40 mm 9.86 kg/m h9 / h11
45 mm 12.50 kg/m h9 / h11
50 mm 15.42 kg/m h9 / h11
60 mm 22.20 kg/m h9 / h11
65 mm 26.64 kg/m h9 / h11
70 mm 30.84 kg/m h9 / h11
75 mm 35.00 kg/m h9 / h11
80 mm 39.47 kg/m h9 / h11
90 mm 50.00 kg/m h9 / h11
100 mm 61.65 kg/m h9 / h11
120 mm 88.75 kg/m h9 / h11
150 mm 138.75 kg/m h9 / h11

Countries we have exported our products to:

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

Cities we have supplied our products to:

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