Stainless Steel 304 Round Bars are widely used engineering products manufactured from austenitic stainless steel known for its balanced combination of corrosion resistance, strength, formability and machinability. Also identified as UNS S30400, SS 304 is one of the most commonly specified stainless steel grades for general industrial, fabrication and process-equipment applications. Jineshwar Steels supplies Stainless Steel 304 Round Bars in different diameters, lengths, surface finishes and manufacturing conditions to suit machining, fabrication and component-manufacturing requirements. The bars can be supplied in hot-finished or cold-finished forms according to the applicable specification and customer requirements. ASTM A276/A276M specifically covers stainless steel bars and shapes and includes round bars in hot-finished and cold-finished conditions.

As an experienced manufacturer, exporter, supplier, stockist, dealer and distributor, Jineshwar Steels focuses on providing material with consistent dimensional accuracy, traceability and documentation. SS 304 Round Bars are suitable for components where resistance to atmospheric and many common industrial environments is required without moving to a higher-alloy grade. Their austenitic structure provides good ductility and fabrication characteristics, making the material useful for turned components, shafts, fasteners, pins, fittings, brackets, machine parts and general engineering applications. Depending on the diameter and required finish, bars can be prepared for further machining or supplied in finished dimensions.

Table of Contents

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Stainless Steel 304 Round Bars Specifications

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Stainless Steel 304 Round Bars Chemical Composition

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Stainless Steel 304 Round Bars Mechanical Properties

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Stainless Steel 304 Round Bars Applications

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Stainless Steel 304 Round Bars Latest Price List

The selection of a stainless steel round bar should consider more than grade alone. Diameter, tolerance, length, surface finish, heat-treatment condition, applicable standard and inspection requirements all influence the suitability of the product. Jineshwar Steels works with buyers to identify the required grade and specification before quotation. Customers looking to buy SS 304 Round Bars can request material according to ASTM, ASME, EN or other applicable standards, subject to availability and order requirements. This approach helps procurement teams obtain material that is appropriate for their actual application rather than relying only on a generic grade description.

SS 304 is particularly valued for its general corrosion resistance and clean surface characteristics. The chromium content contributes to the formation of a passive surface layer, while nickel helps maintain the austenitic structure and supports ductility and corrosion performance. The grade is therefore frequently selected for equipment and components exposed to moisture, atmospheric conditions, food-processing environments and numerous mild chemical services. However, material selection should always be based on the actual process chemistry, temperature, concentration and service conditions because no stainless steel grade is universally resistant to every corrosive environment.

For industrial buyers, Jineshwar Steels can arrange SS 304 Round Bars in standard and customized dimensions, subject to manufacturing and stock availability. Bars may be supplied in straight lengths and can be prepared with finishes such as bright, polished, peeled, ground, cold drawn or other agreed finishes. Dimensional requirements can include specified diameter tolerances, cut lengths and surface-condition requirements. Where required, inspection documentation can accompany the shipment to support traceability and quality-control procedures.

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Parameter	Details
Product	Stainless Steel 304 Round Bar
Grade	SS 304
UNS	S30400
EN Designation	1.4301
Standard	ASTM A276 / ASTM A479 (as applicable)
Product Form	Round Bar
Manufacturing	Hot Finished / Cold Finished
Diameter	3 mm to 300 mm (or as per requirement)
Length	3 M, 4 M, 6 M, Cut Length
Surface Finish	Bright, Polished, Ground, Peeled, Black, Cold Drawn
Heat Treatment	Solution Annealed
End Condition	Plain End / Cut End
Inspection	Visual, Dimensional, Chemical & Mechanical Testing
Certification	EN 10204 3.1 Mill Test Certificate / Certificate of Conformity
Packing	Bundles, Wooden Boxes, Export Worthy Packing
Origin	India
Custom Requirements	Available on Request

Element	C	Mn	Si	P	S	Cr	Ni	N	Fe
SS 304	≤ 0.08%	≤ 2.00%	≤ 0.75%	≤ 0.045%	≤ 0.030%	18.00–20.00%	8.00–10.50%	≤ 0.10%	Balance

Property	Tensile Strength	Yield Strength (0.2% Offset)	Elongation	Reduction of Area	Hardness HB	Hardness HRB
SS 304	≥ 515 MPa	≥ 205 MPa	≥ 40%	≥ 50% (Typical)	≤ 201	≤ 92