EN8 Round Bars are medium-carbon steel bars widely selected for engineering components where a practical combination of strength, toughness, machinability and wear resistance is required. EN8 is commonly identified with 080M40, while AISI 1040 is frequently cited as an equivalent grade. The material responds well to heat treatment, making it suitable for components requiring improved hardness and strength after normalizing, hardening or quench-and-temper processing. Jineshwar Steels supplies EN8 Round Bars for engineering, machinery, automotive, fabrication and industrial applications in a range of sizes, finishes and supply conditions. As an experienced manufacturer, exporter, supplier, stockist, dealer and distributor, Jineshwar Steels focuses on material traceability, dimensional consistency and dependable order fulfillment.

The popularity of EN8 steel comes from its balanced mechanical characteristics. Compared with low-carbon steels, its medium-carbon composition provides greater potential for strength and hardness, while retaining useful machinability for many engineering operations. Published material references identify EN8/080M40 with approximately 0.37–0.44% carbon and 0.60–0.90% manganese, with controlled phosphorus and sulfur levels; exact chemistry should always be confirmed against the applicable material specification and supplied test certificate. EN8 Round Bars can be supplied as hot rolled, bright bar, peeled, turned or ground products depending on project requirements. Jineshwar Steels can support buyers seeking standard commercial dimensions as well as customized lengths and machining requirements. This makes the company a practical choice for customers looking to buy EN8 Round Bars for production, maintenance or fabrication applications.

Table of Contents

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EN8 Round Bars Specifications

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EN8 Round Bars Chemical Composition

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EN8 Round Bars Mechanical Properties

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EN8 Round Bars Applications

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EN8 Round Bars Latest Price List

EN8 Round Bars are particularly useful where the finished component needs dependable strength together with reasonable machining characteristics. Typical applications include shafts, axles, spindles, pins, studs, bolts, gears, bushes, rollers, machine components and general engineering parts. The grade can be further processed through heat treatment when a higher hardness or strength level is required. A published steel reference lists normalized 080M40 at approximately 550 MPa tensile strength, 280 MPa yield strength and 16% elongation for the cited section range, while other conditions can produce different results. Therefore, mechanical values should be evaluated according to the actual delivery condition, diameter, heat-treatment cycle and governing specification. As a leading manufacturer and trusted supplier, Jineshwar Steels emphasizes supplying material appropriate to the customer's stated technical requirements rather than relying on generic grade descriptions alone.

Industrial buyers often require EN8 Round Bars in different diameters, lengths and surface conditions depending on whether the material will be forged, machined, fabricated or used directly in component production. Jineshwar Steels can offer EN8 bars in commercially required dimensions and can discuss cut lengths or customized requirements for bulk orders. Available supply forms may include hot rolled bars for general engineering use and bright, peeled, turned or ground finishes where closer dimensional control and improved surface quality are required. The availability of a particular size or finish depends on production and stock position. Buyers can contact Jineshwar Steels with their diameter, length, quantity, finish, heat-treatment condition and documentation requirements to receive a project-specific quotation. For customers comparing the best price for EN8 Round Bars, the most meaningful comparison should consider grade compliance, dimensional tolerance, testing, packaging, certification and delivered cost—not merely the initial material rate.

For engineering procurement, material quality extends beyond the nominal grade designation. Jineshwar Steels can support supply documentation and inspection requirements according to the order specification. Depending on project needs, EN8 Round Bars may be evaluated through chemical analysis, tensile testing, hardness testing, dimensional inspection, visual and surface inspection, ultrasonic testing where specified, and other agreed inspection procedures. Mill Test Certificates can be supplied when included in the purchase requirement. For critical applications, buyers should define the applicable standard, delivery condition, dimensions, tolerance, testing requirements and certification level before placing an order. This approach improves traceability from material identification through final dispatch. As an EN8 Round Bar supplier, Jineshwar Steels aims to provide technically appropriate material documentation so purchasing and quality teams can verify the supplied product against their procurement requirements.

Property	Specification / Typical Information
Product	EN8 Round Bars
Material Grade	EN8 / 080M40
Steel Type	Medium Carbon Steel
Common Equivalent	AISI 1040 / UNS G10400 reference
Shape	Round
Manufacturing	Hot Rolled / Bright / Peeled / Turned / Ground, subject to requirement
Surface	Hot Rolled or Bright Finish
Diameter	As per customer requirement and availability
Length	Standard or Cut Lengths as specified
Heat Treatment	As Rolled / Normalized / Hardened & Tempered, as specified
Inspection	Chemical, Mechanical, Dimensional and Visual Inspection as required
Documentation	Mill Test Certificate / Inspection Documentation as ordered
Packaging	Bundled, strapped and protected for transportation

Element	Carbon (C)	Manganese (Mn)	Silicon (Si)	Phosphorus (P)	Sulfur (S)	Iron (Fe)
Typical / Reference Range	0.37–0.44%	0.60–0.90%	As per applicable specification	≤ 0.040%	≤ 0.050%	Balance

Property	Tensile Strength	Yield Strength	Elongation	Condition
Reference Value	Approx. 550 MPa	Approx. 280 MPa	Approx. 16%	Normalized, reference section range