4140 Round Bars Manufacturer, Stockist and Exporter in South Africa

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Super Metal Manufacturing Co. is a leading 4140 Round Bars Exporter in South Africa, manufacturing and supplying world-class 4140 Round Bar, AISI 4140 Round Bar, SAE 4140 Round Bar, EN19 Round Bar and DIN 42CrMo4 Round Bar to various industrial sectors across the region. Our products are widely recognized for their high strength, durability, and exceptional performance under heat-treated conditions.

We supply a comprehensive range of EN19A Round Bar, EN19T Round Bar, 1.7225 Round Bar, JIS SCM440 Round Bar, UNS G41400 Round Bar, BS 708M40 Round Bar, AFNOR 42CD4 Round Bar and ISO 42CrMo4 Round Bar to customers in Johannesburg, Cape Town, Durban, Pretoria, and Port Elizabeth. These high-performance alloy steel bars are well-suited for critical engineering applications requiring toughness, fatigue resistance, and high tensile strength.


Bars manufacturer

Our 42CrMo4 Alloy Steel Round Bar and 42CrMo Alloy Steel Bar are widely used in South Africa’s mining equipment manufacturing, automotive components, construction machinery, transport engineering, oil & gas tools, and mechanical engineering industries. As a reliable stockist and exporter, we deliver Chromoly Steel Round Bar and Cr-Mo Steel Round Bar in various sizes, heat-treatment conditions, and finishes.

Super Metal Manufacturing Co. follows strict quality control standards, ensuring every Alloy Steel 4140 Round Bar meets international specifications. Our bars undergo ultrasonic testing, hardness testing, tensile strength evaluations, and chemical composition analysis to guarantee superior quality and consistency.

Material Specification Chart of 4140 Round Bar

Specifications ASTM A182, ASME SA182
Standards EN, DIN, JIS, ASTM, BS, ASME, AISI
Range of Diameter 5mm to 500mm
Finish Bright, Black, Forged, Turned Bright
Length 1000 mm Long To 6000 mm Long
Form Round, Billet, Ingot, Forging Etc.

SAE 4140/ EN19 / 42crmo4 Round Bars Grade

Country names South Africa 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

We also offer 4140 Forged Round Bar for demanding applications such as shafts, gear blanks, crane arms, heavy-duty axles, and transmission components. These forged alloy steel bars provide enhanced mechanical properties and wear resistance, making them ideal for dynamic load applications in South Africa’s mining and engineering industries.

As the most dependable 4140 Round Bars Exporter in South Africa, we ensure timely delivery, competitive pricing, and premium export-grade packaging. Our strong logistics network ensures efficient supply to industries across South Africa, supporting large industrial fabricators, OEM manufacturers, and engineering workshops.


Bars manufacturer

Our commitment to quality, customer satisfaction, and continuous innovation has positioned us among the most preferred Chromoly Steel Round Bar exporters in South Africa. Whether you need custom sizes, heat-treated conditions, or special finishes, we deliver tailor-made 4140 Round Bars to meet your exact project specifications.

As a reputed 4140 Round Bars Exporter in South Africa, Super Metal Manufacturing Co. emphasizes high-quality production, timely delivery, and excellent customer service. Our Chromoly Steel Round Bar, Cr-Mo Steel Round Bar, and 4140 Forged Round Bar are trusted by South Africaan manufacturers for their precision, strength, and long-lasting performance.


Alloy Steel 4140 Round Bars Dimensions Standard

Diameter or
Width
(mm)		 Weight per meter Sectional Area Perimeter
Round
(kg)		 Round
(cm²)		 Round
(cm)
5.0 0.15 0.20 1.57
5.5 0.19 0.24 1.78
6.0 0.22 0.28 1.88
7.0 0.30 0.38 2.20
8.0 0.39 0.50 2.51
9.0 0.50 0.64 2.83
10 0.63 0.79 3.14
11 0.75 0.95 3.46
12 0.89 1.13 3.77
14 1.21 1.54 4.40
16 1.58 2.01 5.03
18 2.00 2.54 5.65
20 2.47 3.14 6.28
22 2.98 3.80 6.91
25 3.85 4.91 7.85
28 4.83 6.16 8.80
32 6.31 8.04 10.05
36 7.99 10.18 11.31
40 9.86 12.57 12.57
45 12.49 15.90 14.14
50 15.41 19.64 15.71
56 19.34 24.63 17.59
63 24.47 31.17 19.79
71 31.08 39.59 22.31
80 39.46 50.27 25.13

FAQs About 4140 Round Bars Exporter in South Africa

Q1: Why choose Super Metal Manufacturing Co. as a 4140 Round Bars Exporter in South Africa?

A1: We are a trusted 4140 Round Bars Exporter in South Africa offering high-strength AISI 4140, EN19, and 42CrMo4 Alloy Steel Bars with international quality standards and timely delivery.

Q2: Which industries in South Africa use AISI 4140 Round Bars?

A2: Our AISI 4140 Round Bar and EN19 / DIN 42CrMo4 Round Bar are widely used in mining machinery, automotive manufacturing, heavy engineering, construction, oil & gas tools, and precision machine parts industries across South Africa.

Q3: Do you supply custom sizes of SAE 4140 and EN19 Round Bars?

A3: Yes, we supply SAE 4140, EN19A, EN19T, and 42CrMo4 Round Bars in custom dimensions, heat-treatment conditions, and surface finishes based on project requirements in South Africa.

Q4: Do your 4140 Round Bars meet global standards?

A4: Yes, our Alloy Steel 4140 Round Bar meets ASTM, DIN 1.7225, JIS SCM440, BS 708M40, AFNOR 42CD4, and ISO 42CrMo4 standards ensuring excellent mechanical performance.

Q5: How to get a price quote for 4140 Round Bars in South Africa?

A5: You can email us or fill out our website inquiry form to get a quick quotation for 4140 Round Bars Exporter in South Africa with competitive pricing and technical support.

Countries we have exported our products to:

Turkey, Thailand, Bulgaria, Serbia, Mexico, Estonia, Trinidad & Tobago,Tunisia, New Zealand, Indonesia, Puerto Rico, Ireland, South Africa, Morocco, Brazil, Lebanon, South Africa, 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, South Africa, 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, South Africa, Egypt, United States, Belgium, Canada, Namibia, Norway, Qatar, Belarus, Netherlands.

Cities we have supplied our products to:

Bengaluru, Vung Tau, Nashik, Jaipur, Navi South Africa, 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, South Africa, 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, South Africa, Aberdeen, Coimbatore, Kuala Lumpur, Perth, Ahmedabad, New York, New Delhi, Manama, Abu Dhabi, Montreal, Jeddah, Pune, Vadodara, Kuwait City, Chennai, Geoje-si, Tehran, South Africa, 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.

Cities we have supplied our products to:

4140 Round Bars Exporter in South Africa,