4140 Round Bar Supplier in Jamshedpur
Super Metal Manufacturing Co. Since 1965 is a reliable 4140 Round Bar Supplier in Jamshedpur, serving engineering companies, automotive component manufacturers, machinery manufacturers, fabricators, forging companies, OEMs and industrial buyers with alloy steel round bars.
Jamshedpur is one of India's important steel and engineering centres, with a broad industrial ecosystem covering steel processing, automotive, machinery, fabrication and engineering. The wider Jamshedpur industrial region includes Adityapur and Gamharia, where steel distributors, fabricators and manufacturing businesses are present.
Our 4140 Round Bars are suitable for customers requiring alloy steel with a useful combination of strength, toughness, hardenability and wear resistance. The material can be supplied according to the required grade, diameter, length, finish and heat-treatment condition.
We support requirements from industrial locations including Adityapur Industrial Area, Gamharia, Burma Mines, Golmuri, Jugsalai, Mango, Govindpur and nearby Jamshedpur industrial areas, subject to product availability and customer requirements.
What is 4140 Round Bar?
4140 Round Bar is a chromium-molybdenum alloy steel round bar commonly identified by designations such as AISI 4140, SAE 4140 and UNS G41400. It is widely used in engineering and mechanical applications where strength, toughness and hardenability are required.
Chromium and molybdenum contribute to the hardenability and mechanical performance of 4140 alloy steel. Depending on the heat-treatment condition, 4140 can achieve different combinations of hardness, tensile strength and toughness.
4140 Round Bars can be machined through turning, drilling, milling, threading and grinding under appropriate material and machining conditions. This makes them suitable for shafts, gears, pins, spindles, rollers, studs, axles and other mechanical components.
4140 is also commonly associated with specifications such as EN19, 42CrMo4 and DIN 1.7225. Exact equivalence should always be confirmed against the applicable standard, chemical composition and mechanical-property requirements.
Advantages of 4140 Round Bars
4140 Alloy Steel Round Bars are selected for demanding engineering applications because of their balance of strength, toughness and hardenability. Major advantages include:
- High Strength: Suitable for components subjected to substantial mechanical loading.
- Good Toughness: Provides a useful balance between strength and toughness after suitable heat treatment.
- Good Hardenability: Chromium and molybdenum contribute to hardenability in suitable sections.
- Good Wear Resistance: Suitable heat treatment can improve resistance to mechanical wear.
- Fatigue Performance: Suitable for components exposed to repeated mechanical loading.
- Machinability: Can be machined into various engineering components under appropriate material conditions.
- Heat Treatment Capability: Can be supplied in different material conditions according to application requirements.
4140 Round Bar Manufacturing Process
The production and processing of 4140 Round Bars involves controlled stages to achieve the required dimensions, surface finish and mechanical properties. The exact production route depends on the required size, grade specification and supply condition.
Raw Material Selection
Suitable chromium-molybdenum alloy steel is selected according to the specified 4140 grade and applicable material standard.
Heating
The alloy steel is heated under controlled conditions before hot working to support consistent rolling or forging.
Hot Rolling
Heated alloy steel is processed through rolling equipment to obtain the required round-bar profile and approximate dimensions.
Forging
Forging can be used for specific 4140 applications where forged material is required for heavy-duty engineering components.
Heat Treatment
Depending on the specified material condition, 4140 Round Bars may undergo annealing, normalizing, hardening, quenching and tempering.
Cutting and Straightening
Bars can be straightened and cut to standard or customer-specified lengths according to order requirements.
Surface Finishing
4140 Round Bars can be supplied in black, bright, turned, peeled, ground or forged finishes depending on size and requirements.
Inspection
Inspection may include chemical analysis, dimensional inspection, surface inspection and mechanical testing according to the applicable specification.
4140 Round Bars Material Specification
| Grade | AISI 4140 / SAE 4140 |
|---|---|
| Material Type | Chromium Molybdenum Alloy Steel |
| Material Number | 1.7225 / 42CrMo4 |
| UNS | G41400 |
| Standards | ASTM, ASME, AISI, SAE, EN, DIN, JIS, BS |
| Diameter | 5 mm to 500 mm |
| Length | 1000 mm to 6000 mm |
| Finish | Bright, Black, Forged, Turned Bright |
| Form | Round, Billet, Ingot, Forging |
| Supply Condition | Annealed, Normalized, Hardened & Tempered, Quenched & Tempered |
AISI 4140 / SAE 4140 / EN19 / 42CrMo4 Round Bars Grade
| Country names | USA | German | British | Japan | China | Australia | |
|---|---|---|---|---|---|---|---|
| Country standards | UNS | AISI / ASTM | DIN | BS | JIS | GB/T | AS |
| Grades | G41400 | 4140 | 1.7225 / 42CrMo4 | EN19 / 817M40 | SCM440 | 42CrMo | 4140 |
4140 Round Bars Chemical Composition
4140 alloy steel contains carbon, manganese, silicon, chromium and molybdenum. These alloying elements contribute to the material's strength, hardenability and mechanical performance.
Actual chemical composition should always be confirmed against the applicable material standard and Mill Test Certificate for the supplied heat.
| Element | Typical Composition |
|---|---|
| Carbon (C) | 0.38 – 0.43% |
| Manganese (Mn) | 0.75 – 1.00% |
| Silicon (Si) | 0.15 – 0.35% |
| Chromium (Cr) | 0.80 – 1.10% |
| Molybdenum (Mo) | 0.15 – 0.25% |
| Phosphorus (P) | As per applicable specification |
| Sulfur (S) | As per applicable specification |
4140 Round Bars Mechanical Properties
Mechanical properties depend on the material condition, heat treatment, section size and applicable specification. Representative values should be confirmed against the specified material condition and test certificate.
| Property | Typical Value / Range |
|---|---|
| Tensile Strength | 850 – 1000 MPa |
| Hardness (Q&T) | 28 – 34 HRC |
| Material Condition | As Specified / Heat Treated |
4140 Round Bars Applications in Jamshedpur
4140 Round Bars are suitable for a wide range of engineering, automotive, machinery, forging, fabrication and industrial applications in Jamshedpur and the surrounding industrial belt. The region has steel distributors, fabricators and manufacturing businesses, particularly around Adityapur, Gamharia and other industrial areas.
Automotive Components
4140 Round Bars can be used for suitable shafts, axles, gears, pins, crankshafts and other automotive components according to design and material requirements.
Engineering Components
Engineering manufacturers can use 4140 alloy steel for shafts, spindles, rollers, studs, pins, axles and customized mechanical components.
Forging Components
4140 alloy steel is commonly selected for suitable forged components where strength, toughness and hardenability are required.
Machinery Manufacturing
4140 is suitable for selected machinery components exposed to mechanical loading, torsional stresses and repeated operation.
Hydraulic Components
4140 Round Bars can be considered for suitable shafts, pins and other mechanically loaded hydraulic components, subject to design and service requirements.
CNC Machining
4140 Round Bars can be machined into precision shafts, pins, rollers, spindles and other components when the selected material condition and machining parameters are appropriate.
4140 Round Bars Heat Treatment
4140 alloy steel can undergo different heat-treatment processes to achieve the required balance of hardness, strength and toughness. The selected process depends on the final application and specified mechanical properties.
Annealing
Annealing provides a relatively softer material condition and can support machining and subsequent processing.
Normalizing
Normalizing can help establish a suitable and uniform microstructure.
Hardening
Hardening increases hardness and strength through controlled heating and cooling.
Quenching
Quenching forms part of the hardening process and the appropriate cooling method depends on section size and required properties.
Tempering
Tempering after hardening helps achieve a suitable balance between strength, hardness and toughness.
4140 Round Bar Supplier for Jamshedpur
Super Metal Manufacturing Co. supplies 4140 Round Bars for Jamshedpur industrial and engineering requirements. Our supply service is suitable for manufacturers, machinery companies, fabricators, OEMs, automotive companies, forging companies and engineering industries requiring alloy steel round bars.
Customers from Jamshedpur and nearby industrial areas can contact us with the required grade, diameter, length, quantity, finish and material condition. We can check suitable product availability and provide commercial details based on the requirement.
4140 Round Bar Supplier for Adityapur
Adityapur Industrial Area is an important manufacturing and engineering location in the Jamshedpur region. Current local business results include steel distributors and fabricators operating in Adityapur and Gamharia. Bihar Steel Agency Super Metal Manufacturing Co. can supply 4140 Round Bars for suitable automotive, machinery, engineering, forging and fabrication requirements.
4140 Round Bar Supplier for Gamharia
Gamharia is part of the wider Jamshedpur industrial belt and has steel and engineering businesses. Usha Alloys & Steel Division We support 4140 Alloy Steel Round Bar requirements for suitable shafts, pins, gears, rollers, machinery parts and other industrial components.
4140 Round Bar Supplier for Burma Mines
Burma Mines is an established industrial area of Jamshedpur. Customers requiring 4140 Round Bars for engineering, machining, fabrication and industrial applications can share their required specifications for availability and quotation.
4140 Round Bar Supplier for Golmuri
Customers in Golmuri and surrounding industrial areas can contact Super Metal Manufacturing Co. for 4140 Alloy Steel Round Bars required for machining, machinery manufacturing, engineering and industrial applications.
4140 Round Bar Supplier for Jugsalai
Jugsalai and surrounding areas serve a range of commercial and industrial requirements. We can supply 4140 Round Bars for suitable engineering and industrial applications according to grade, size, quantity and material condition.
4140 Round Bar Supplier for Mango
Customers in Mango and surrounding Jamshedpur areas can contact us for 4140 Round Bar requirements for shafts, pins, rollers, machinery components and other mechanically loaded applications.
4140 Round Bar Supplier for Govindpur
Govindpur and surrounding industrial locations have manufacturing and engineering activities. We can supply 4140 Alloy Steel Round Bars for suitable industrial requirements based on customer specifications.
4140 Round Bar Supplier for Jamshedpur Industrial Areas
Super Metal Manufacturing Co. supports supply requirements across Jamshedpur and the wider industrial belt, including Adityapur, Gamharia, Burma Mines, Golmuri, Jugsalai, Mango and Govindpur.
4140 Round Bar Supplier from Mumbai
Super Metal Manufacturing Co. is based in Mumbai, Maharashtra and supplies 4140 Alloy Steel Round Bars to customers across India. Our supply network supports industrial requirements in Jamshedpur, Jharkhand and other major manufacturing centres.
We supply AISI 4140, SAE 4140, EN19 and 42CrMo4 Round Bars for engineering, automotive, machinery, construction, mining and general industrial applications.
4140 Round Bars Quality Assurance
Quality documentation and material traceability are important for alloy steel products used in engineering applications. Relevant documentation can be supplied according to the applicable specification and customer purchase order requirements.
- Mill Test Certificate
- Chemical Composition Report
- Mechanical Test Report
- Dimensional Inspection Report
- Surface Inspection
- Material Traceability
- Third-Party Inspection on Request
4140 Round Bars Export Packing
4140 Round Bars can be packed according to product dimensions, quantity and transportation requirements. Export packing may include steel bundles, wooden crates or skids, protective wrapping and waterproof packaging where required.
MOQ, Lead Time & Payment
Minimum Order Quantity:
MOQ depends on diameter, quantity, stock availability and production
requirements.
Lead Time:
Lead time depends on stock availability, quantity, cutting, inspection,
heat treatment and documentation requirements.
Payment Terms:
Commercial payment terms can be discussed according to order quantity,
destination and customer requirements.
Why Choose Super Metal for 4140 Round Bars?
- Since 1965: Decades of experience in the metal industry.
- 4140 Alloy Steel Supply: Supply of AISI 4140 and related alloy steel grades.
- Industrial Supply: Suitable for engineering, automotive, forging and manufacturing requirements.
- Multiple Sizes: Different diameters and lengths according to specification and availability.
- Multiple Finishes: Bright, black, forged and turned finishes.
- Heat Treatment: Annealed, normalized and heat-treated conditions according to requirements.
- Quality Documentation: Relevant material and inspection documentation can be supplied.
- Pan-India Supply: Supply support for Jamshedpur, Adityapur, Gamharia, Jharkhand and other industrial locations across India.
Frequently Asked Questions (FAQs)
Who is a 4140 Round Bar Supplier in Jamshedpur?
Super Metal Manufacturing Co. Since 1965 is an experienced 4140 Round Bar Supplier from Mumbai, India, supplying 4140 Alloy Steel Round Bars for industrial and engineering requirements in Jamshedpur and other locations.
What is 4140 Round Bar?
4140 Round Bar is a chromium-molybdenum alloy steel round bar commonly specified as AISI 4140, SAE 4140 and UNS G41400. It is widely used for high-strength mechanical and engineering components.
What are 4140 Round Bars used for?
4140 Round Bars are used for shafts, gears, axles, pins, spindles, rollers, crankshafts, studs and other mechanically loaded components used in automotive, machinery, engineering, forging and industrial applications.
Can you supply 4140 Round Bars to Jamshedpur?
Yes. Super Metal Manufacturing Co. supplies 4140 Round Bars for customers in Jamshedpur, Adityapur, Gamharia and surrounding industrial areas, subject to product availability, order quantity and applicable specifications.
Can you supply 4140 Round Bars to Adityapur Industrial Area?
Yes. 4140 Round Bars can be supplied for suitable industrial requirements in Adityapur and surrounding manufacturing areas, subject to availability and customer specifications.
What sizes of 4140 Round Bars are available?
4140 Round Bars can be supplied in different diameters and lengths according to the applicable specification, stock availability and customer requirements.
Can 4140 Round Bars be supplied heat treated?
Yes. Depending on the required specification, 4140 Round Bars can be supplied in annealed, normalized, quenched and tempered, or hardened and tempered conditions.
What finishes are available for 4140 Round Bars?
4140 Round Bars can be supplied in bright, black, forged, turned, peeled, ground and other specified finishes depending on size and customer requirements.
Do you provide Mill Test Certificates?
Yes. Relevant material and inspection documentation can be supplied according to the applicable specification and customer purchase order requirements.
How can I request a quotation for 4140 Round Bars in Jamshedpur?
You can send the required grade, diameter, length, quantity, finish and heat-treatment condition by email or WhatsApp to receive availability and commercial details.