NF 42CD4 Round Bar exporter

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As a leading NF 42CD4 Round Bar exporter, we supply an extensive range of top-quality products, including its global equivalents such as AISI 4140, SAE 4140, DIN 42CrMo4, EN 42CrMo4, JIS SCM440, and UNS G41400. Our NF 42CD4 round bars are widely utilized in various engineering applications, particularly in the production of shafts, gears, fasteners, and heavy mechanical parts. Known for their chromium-molybdenum composition, these alloy steel bars undergo rigorous heat-treatment processes to enhance their strength and durability, making them ideal for demanding industrial environments.

We pride ourselves on our global exporting capabilities, ensuring that each NF 42CD4 round bar is meticulously packed for safe delivery. Each shipment comes with a Material Test Certificate (MTC 3.1) and undergoes thorough quality checks to meet international standards. Our products find their way to multiple countries, including dynamic cities such as Mumbai, New York, Dubai, Tokyo, and Sydney, showcasing our commitment to delivering high-quality alloy steel solutions worldwide.


NF 42CD4 Round Bar exporter

We supply round bar variants for maximum compatibility with European engineering standards. Polish manufacturers rely on our Cr-Mo Steel Round Bar and 4140 Forged Round Bar for shafts, axles, crankshafts, gear components, fasteners, and other high-stress mechanical components.

As a committed exporter, we deliver material to Poland, Warsaw, Kraków, Gdańsk, Wrocław, Poznań, Łódź, and Katowice. With strong stock availability and efficient logistics, we supply urgent industrial requirements with guaranteed quality assurance and mill test certificates.

Material Specification Chart

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 Poland 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

Our 4140 bars are produced with strict dimensional accuracy, surface finish control, and heat treatment processes such as annealed, quenched and tempered, hardened and tempered, and normalized. We provide customized sizes, cut-to-length services, and machining-ready bars to support customer-specific needs in Poland’s industrial sector.

Super Metal Manufacturing Co. is known for premium quality, global export expertise, and competitive pricing, making us the preferred 4140 Round Bars Exporter in Poland. With our quality commitment and customer satisfaction approach, we ensure seamless supply across Polish engineering and manufacturing industries.


bright-round-bar

Our commitment to quality, customer satisfaction, and continuous innovation has positioned us among the most preferred exporters in global. 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 Exporter in World, Super Metal Manufacturing Co. emphasizes high-quality production, timely delivery, and excellent customer service. Our Round bars are trusted by importers 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

Why Choose Super Metal Manufacturing Co.?

  • Export Experience: Decades of exporting to Europe, Middle East and Americas with full export documentation.
  • Quality & Traceability: Mill Test Certificates with batch traceability and third-party inspection on request.
  • Custom Services: Cut-to-length, machining-ready supply, and special finishes for OEM requirements.
  • Fast Logistics: Consolidated shipments, door-to-port delivery, and support with customs paperwork.
  • Competitive Pricing: Direct mill relationships and bulk stock for fast supply.

Certifications & Quality Assurance

We maintain robust quality processes and can provide the following documents with shipments

  • Mill Test Certificate
  • Quality Management: ISO certificate
  • Third-party inspection reports (TPI) available on request

Export Packing & Shipping

Typical export packing: steel bundles, wooden crates or skids, water-proof wrapping and fumigated wood where required. We ship from the nearest major port and can handle CIF/FOB/EXW terms depending on buyer preference.

MOQ, Lead Time & Payment

Minimum Order Quantity (MOQ): Contact us for exact MOQ per size/grade.
Lead Time: In-stock items: 1–3 weeks (subject to inspection & documentation). Mill direct & custom production: 3–8 weeks depending on order size.
Payment Terms: Contact us to choose payment terms

HS Code & Export Documentation

Common HS Code for steel round bars:Documents supplied: Commercial Invoice, Packing List, Bill of Lading / AWB, Mill Test Certificate, Certificate of Origin (COO) — available on request.

Typical Applications

4140 round bars are commonly used for: shafts, gears, axles, crankshafts, hydraulic piston rods, fasteners and other high-strength components in automotive, agriculture, oil & gas, construction and mining sectors.

Export Destinations (selected)

We export to Europe (Poland, Germany, UK), Middle East (UAE, Saudi Arabia), North America, Southeast Asia and Africa. Major Polish delivery cities: Warsaw, Kraków, Gdańsk, Wrocław, Poznań.

Frequently Asked Questions (FAQs)

How can I request a price quotation?

You can share your grade, size, quantity and delivery location via WhatsApp, email or our Request a Quote form. We respond within 10–30 minutes.

What details do you need to provide a quotation?

Please provide the required grade, size or dimensions, quantity, preferred standards and delivery location.

What payment terms do you offer?

We accept bank transfer (TT), LC, and advance payment depending on order size and buyer history.

How long does delivery take?

Stock items dispatch in 3–7 days, while custom manufacturing may take 2–6 weeks depending on specifications.

Can I get a sample before ordering?

Yes, Contact with us

How do you pack products for export?

We use seaworthy wooden boxes, pallets, waterproof HDPE wrapping and proper heat-number labelling for safe transport.

Do you offer bulk order discounts?

Yes, we offer competitive pricing for bulk quantities, repeat buyers and long-term supply contracts.

Countries we have exported our products to:

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

Cities we have supplied our products to:

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