SUPER METAL
MANUFACTURING CO.

AISI 4140 Round Bar exporter in UAE

AISI 4140 Round Bar exporter in UAE exported by Super Metal Manufacturing Co.

AISI 4140 Round Bar exporter in UAE offers high-strength alloy steel products known for their excellent toughness, wear resistance, and fatigue strength. These bars are widely used in demanding industrial applications requiring reliable performance under stress. The material’s chromium-molybdenum composition provides enhanced hardenability and strength, making it a preferred choice for manufacturing critical components such as gears, shafts, and automotive parts.

Manufactured to meet stringent international standards, these alloy steel bars are available in various diameters and lengths to accommodate different engineering requirements. The 4140 grade is often supplied in normalized or quenched and tempered conditions, ensuring optimal mechanical properties like tensile strength, yield strength, and impact resistance. This versatility allows fabricators and machinists to tailor the material to specific operational needs.

Industries such as oil and gas, aerospace, heavy machinery, and construction benefit from the robust performance of these alloy bars. Their superior machinability and weldability facilitate efficient fabrication processes, while the material’s resistance to fatigue and corrosion extends the service life of manufactured components. This makes them ideal for applications involving high stress and cyclic loading environments.

Exporters in the UAE ensure that these steel bars comply with international quality certifications and are packaged to withstand long-distance transportation. With strategic logistics hubs and efficient supply chain management, the export readiness of these alloy bars guarantees timely delivery to global industrial buyers. This reliability supports seamless integration into manufacturing workflows worldwide.

For industrial buyers seeking durable and high-performance alloy steel round bars, sourcing from a reputable supplier in the UAE offers both product quality and logistical advantages. The ability to provide customized specifications and adherence to global standards positions these exporters as key partners in the supply of AISI 4140 steel products to diverse markets.

Our Approvals | Third Party Inspection

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ISO
MSME
IAF
EGAC
Technicka
Lead Time

2–7 weeks depending on size

Delivery Terms

FOB, CIF, DDP

Shipping Modes

Sea / Air / Express

Why AISI 4140 Round Bar exporter in UAE Are Preferred by Global Buyers

  • βœ” Factory Pricing: Direct manufacturer rates with bulk stock
  • βœ” Certified Quality: ISO & 3rd-party tested, EN 10204 certified
  • βœ” Export-Ready: Sea-worthy packaging for on-time delivery
  • βœ” Fast RFQs: Quick quotes for custom sizes & quantities
  • βœ” Traceability: 100% heat number tracking from raw material to finished product

Trusted by industries like oil & gas, petrochemicals, power, marine, and heavy engineering.

  • Manufacturing Capacity: 500 MT / Month
  • Export Experience: 50+ Years
  • Countries Served: 50+
  • Annual Export Volume: 5,500 MT

How to Choose the Right AISI 4140 Round Bar exporter in UAE

India is home to hundreds of manufacturers ranging from small job shops to large ISO-certified exporters. International and domestic buyers typically evaluate manufacturers based on quality compliance, production capacity, export experience, and pricing transparency.

  • Certification & international standards (ASME, ASTM, EN)
  • Manufacturing capability vs trading activity
  • Export documentation & inspection support
  • Stock availability & lead time reliability
  • Past supply experience in oil & gas, EPC & heavy industries

Comparison Factors Among AISI 4140 Round Bar exporter in UAE

Evaluation Factor Small Local Suppliers Trading Companies ISO-Certified Manufacturers
Manufacturing Control Limited None Full in-house / audited partners
International Standards Basic Depends on source ASME / ASTM / EN
Inspection & MTCs Limited Inconsistent EN 10204 3.1 / 3.2
Export Experience Low Medium 50+ countries
Risk for EPC Projects High Medium Low

International buyers typically prefer ISO-certified manufacturers for large-scale or critical applications due to better quality control, documentation, and lower project risk.

Why Global Buyers Choose Super Metal Manufacturing Co.

Super Metal Manufacturing Co. is a trusted ISO 9001:2015 certified manufacturer and global exporter of ferro alloys and metal products, supplying consistent, high-quality materials to customers across USA, UK, Europe, Middle East, Africa, and Asia-Pacific. Our focus on quality assurance, cost efficiency, and on-time delivery makes us a preferred sourcing partner for international buyers.

Key Advantage Buyer Benefit
ISO 9001:2015 Certified Manufacturing Consistent quality with documented QA systems and process control
ASME / ASTM / EN Compliant Products Globally accepted standards with EN 10204 3.1 / 3.2 MTCs
Lower Manufacturing & Sourcing Costs Save up to 15–20% compared to European suppliers
Favorable Exchange Rate Advantage Reduced landed cost for international importers
In-House Testing & Inspection Facilities Strict chemical, mechanical & dimensional quality checks
Bulk Stock & High Production Capacity Fast order fulfillment and stable supply for large projects
Custom Sizes & Drawing-Based Manufacturing Products manufactured exactly to buyer specifications
Export-Grade Packaging & Global Logistics Sea-worthy packing, palletization & worldwide shipping support
Faster Global Shipping Routes Optimized logistics for Middle East, Africa & Southeast Asia
Technical & After-Sales Support Project assistance, documentation & responsive RFQ handling
Trusted by Global Steel & EPC Companies Proven export experience across 50+ countries

Features of AISI 4140 Round Bar

  • βœ” High tensile strength for enhanced performance
  • βœ” Excellent wear resistance for longevity
  • βœ” Versatile applications in various industries
  • βœ” Good machinability for ease of production
  • βœ” Superior hardenability for improved hardness
  • βœ” Cost-effective solution for manufacturing needs

Technical Overview of AISI 4140 Round Bar

Product Composition Usage Standards
AISI 4140 Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Used in the manufacturing of gears, axles, and crankshafts due to its high strength and toughness. ASTM A829, AISI 4140
AISI 4140 Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Ideal for applications that require high fatigue strength and impact resistance. AMS 6349, ISO 683-17
AISI 4140 Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Commonly used in the oil and gas industry for drilling and production equipment. API 6A, API 16A

Specifications Table

Material AISI 4140
Grades 4140, 4142, 4145
Standard ASTM A29, ASTM A331
Size Range 10 mm to 300 mm diameter
Length Up to 6 meters
Form Round Bar

Available Grades Table

Product Composition Applications
AISI 4140 Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Used in the manufacturing of gears, axles, and crankshafts.
AISI 4140 HT Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Ideal for high-stress applications, including heavy machinery and automotive components.
AISI 4140 Prehard Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Commonly used in tool making and structural applications.
AISI 4140 Alloy Steel Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Used in oilfield and gas applications due to its strength and toughness.
AISI 4140 Quenched and Tempered Round Bar Carbon: 0.38-0.43%, Manganese: 0.75-1.00%, Chromium: 0.80-1.10%, Molybdenum: 0.15-0.25% Suitable for high-performance applications requiring improved wear resistance.

Available Sizes of AISI 4140 Round Bar (MM)

Size (MM) Size (MM)
1020
2530
3540
4550
5560
6570
7580
90100
110120
130140

Chemical Properties of AISI 4140

Element Composition (%)
Carbon (C)0.38 - 0.43
Manganese (Mn)0.75 - 1.00
Silicon (Si)0.15 - 0.40
Chromium (Cr)0.80 - 1.10
Molybdenum (Mo)0.15 - 0.25
Phosphorus (P)Max 0.04
Sulfur (S)Max 0.04
Iron (Fe)Balance

Mechanical Properties of AISI 4140

Property Value
Tensile Strength655 MPa
Yield Strength415 MPa
Elongation20%
Hardness28-32 HRC
Modulus of Elasticity210 GPa

AISI 4140 Round Bar – Physical & Thermal Properties

Density of AISI 4140 Round Bar

Property Metric Imperial
Density 7,850 kg/mΒ³ 490 lb/ftΒ³

Melting Point of AISI 4140 Round Bar

Property Metric Imperial
Melting Point 1,540 Β°C 2,804 Β°F

Specific Heat of AISI 4140 Round Bar

Specific Heat of AISI 4140 Round Bar
Specific Heat (J/kgΒ·K) Temperature Range (Β°C) Condition
46020 - 100Room Temperature
500100 - 500Heating
600500 - 800High Temperature

Electrical Resistivity of AISI 4140

Electrical Resistivity
Value (¡Ω·m) Temperature (°C) Treatment or Condition
60 20 Quenched and Tempered
64100
68200
72300
76400

Equivalent of AISI 4140

Standard Werkstoff Nr. UNS
ASTM A29 1.7225 G41400
DIN 17200 42CrMo4 G41400

Manufacturing Process & Heat Treatment of AISI 4140 Round Bar

Annealing

The annealing process for AISI 4140 round bars involves heating the steel to a temperature of approximately 850-900Β°C, followed by slow cooling in a furnace. This process helps to reduce internal stresses, improve machinability, and enhance ductility by refining the microstructure of the material.

Forging

Forging of AISI 4140 is typically performed at temperatures between 1100-1250Β°C. This process involves shaping the steel using compressive forces, which enhances its mechanical properties such as strength and toughness. The forged bars are then allowed to cool gradually to minimize distortion.

Hardening & Tempering

Process Temperature Range (Β°C) Quenching Medium Purpose
Hardening 830-860 Oil or Water To increase hardness and strength
Tempering 400-650 Air To reduce brittleness and improve toughness
Stress Relieving 500-600 Air To relieve internal stresses from machining or forging

The combination of these processes ensures that AISI 4140 round bars meet the mechanical and structural requirements for various industrial applications, providing a balance of strength, toughness, and wear resistance.

Various Types

AISI 4140 Round Bar - Standard Quality
  • Diameter: 20mm to 300mm
  • Condition: Hot Rolled, Cold Drawn
  • Applications: Automotive parts, Oil and gas equipment
Get Best Price
AISI 4140 Round Bar - High Strength
  • Diameter: 25mm to 200mm
  • Condition: QT (Quenched and Tempered)
  • Applications: Heavy machinery, Structural components
Get Best Price
AISI 4140 Round Bar - Alloy Steel
  • Diameter: 30mm to 150mm
  • Condition: Annealed
  • Applications: Aerospace components, Tooling
Get Best Price
AISI 4140 Round Bar - Custom Sizes
  • Diameter: Custom sizes available
  • Condition: As per requirement
  • Applications: Customized engineering solutions
Get Best Price

Applications & Uses

  • Oil & Gas Industry
  • Petrochemical Plants
  • Water Treatment Plants
  • Pharmaceutical Industry
  • Food & Beverage Industry
  • Automobile Industry

Industries We Serve

Our alloys are widely used across:

  • Steel Plants
  • Foundries & Casting Units
  • Automobile Industry
  • Shipbuilding & Marine
  • Oil & Gas
  • Engineering Components
  • Heavy Industrial Machinery

latest Price List of AISI 4140 Round Bar

Material Grade Thickness Price (USD / Kg) Price (INR / Kg)
AISI 4140 3 mm $2.50 – $3.00 β‚Ή207 – β‚Ή248
AISI 4140 6 mm $2.40 – $2.90 β‚Ή199 – β‚Ή241
AISI 4140 10 mm $2.30 – $2.80 β‚Ή192 – β‚Ή233

Note: Prices are indicative and may vary based on size, quantity, raw material cost, and delivery location. Contact us for the latest quotation for AISI 4140 Round Bar.

MOQ & Payment Terms

Minimum Order Quantity: 25–100 Kg depending on part size and grade.

Payment Terms: Depending On Grade and Quantity Size

Export Packaging & Shipping

  • Seaworthy, fumigated wooden crates with waterproof inner lining
  • Palletised packing with clear shipping marks and heat number identification
  • Container stuffing supervision with loading photographs available on request
Steel bars bundle ready for export packing
Long steel products packed in wooden crates for export
Fumigated wooden box packaging for export shipment
Round steel bars with identification markings
Plastic wrapped stainless steel rods for export
Truck loading wooden crates for export shipment
Container stuffed with wooden crates for export
Steel discs packed in wooden box for export
Wrapped steel coils ready for export
Protective wrapped rods with end caps for export
Export packaging label with material details

Cities We Suppllied In India

Supply Cities
Mumbai Delhi Pune Chennai Hyderabad Bengaluru
Ahmedabad Rajkot Coimbatore Kolkata Bhopal Surat

We exported to 50+ countries worldwide.

Exported Countries
USA UK UAE Germany South Africa Australia
Italy Canada Netherlands Qatar Saudi Arabia Malaysia

Our Certifications

We are a certified manufacturer and exporter, committed to strict quality control and international compliance standards.

ISO 9001:2015 Certificate

ISO 9001:2015

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MSME Certificate

MSME Certification

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PED Certificate

PED Approved

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Quality Inspection & Testing

At Super Metal Manufacturing Co., all products are checked through strict quality inspection and testing to meet international standards such as ASTM, ASME, EN, and DIN. This ensures consistent quality, accurate dimensions, and full material traceability.

  • βœ” Chemical composition testing
  • βœ” Mechanical tests such as tensile and hardness
  • βœ” Dimensional inspection as per standard tolerances
  • βœ” PMI, ultrasonic, and visual inspection (if required)
  • βœ” EN 10204 3.1 / 3.2 test certificates
  • βœ” Third-party inspection by SGS, TUV, BV, or Lloyd’s

Our quality systems support reliable supply for oil & gas, petrochemical, power, marine, and heavy engineering projects.

Frequently Asked Questions

Yes, all materials are supplied with EN 10204 3.1 Material Test Certificates, including complete chemical and mechanical properties as per international standards.

To provide an accurate quote, please share grade (4140/EN19/42CrMo4), size (diameter & length), quantity, delivery condition, inspection requirements, destination port, and required delivery timeline.

Yes, we support third-party inspections by agencies like TUV, SGS, BV, Lloyd’s, and customer-nominated inspectors before shipment.

We supply round bars in various conditions such as Annealed, Normalized, Quenched & Tempered (Q&T), and as per customer-specific requirements.

We accept T/T (bank transfer), Letter of Credit (LC at sight or usance), and SWIFT payments depending on order value and client requirements.

Yes, we offer FOB, CIF, and CFR shipment terms as per Incoterms 2020 based on your destination and preference.

We use sea-worthy export packaging including fumigated wooden boxes, pallets, waterproof wrapping, and customized packing to ensure safe delivery.

We conduct tensile testing, bend and rebend tests, chemical analysis, ultrasonic testing, and other quality checks to ensure product reliability.

Delivery time depends on size, quantity, and specifications. Standard orders are usually delivered within 2–4 weeks, while customized orders may take longer.

Yes, we export globally and have experience handling international logistics, documentation, and compliance requirements.

About Super Metal Manufacturing Co.

Super Metal Manufacturing Co. is a trusted name in the metal industry since 1965, specializing in the manufacturing and export of high-quality 4140, EN19, and 42CrMo4 round bars. With decades of experience, we have built a strong reputation for delivering precision-engineered, durable, and high-performance steel products to industries worldwide.

Our company is committed to excellence through a robust quality management system and strict quality control at every stage of production. From sourcing premium raw materials from reputed suppliers like SAIL and JSW to final delivery, every product undergoes rigorous testing including tensile testing, bend and rebend tests, chemical analysis, and ultrasonic testing to ensure superior performance and reliability.

We are accredited with ISO 9001 certification and are TUV certified, reflecting our commitment to international quality standards. Our state-of-the-art manufacturing facilities, advanced machinery, and skilled workforce enable us to deliver customized solutions tailored to client requirements.

  • βœ” 50+ years of industry experience in alloy steel and round bar manufacturing
  • βœ” Specialized in 4140, EN19, and 42CrMo4 high-performance round bars
  • βœ” ISO certified and TUV approved quality standards
  • βœ” Strict quality testing including ultrasonic and chemical analysis
  • βœ” Premium raw material sourcing from SAIL and JSW
  • βœ” Advanced manufacturing infrastructure with modern machinery
  • βœ” Custom-engineered solutions as per drawings and specifications
  • βœ” Global export capability with reliable delivery
  • βœ” Trusted by industries for critical and high-performance applications

Our Mission

Our mission is to deliver the highest-quality alloy steel round bars while maintaining excellence in precision, innovation, and customer satisfaction. We aim to empower industries worldwide by providing reliable and durable products that meet evolving manufacturing needs.

Our Vision

Our vision is to become a global leader in the manufacturing and export of premium-quality round bars, recognized for our product excellence, innovation, and commitment to exceeding customer expectations.

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