Manufacturer, Supplier & Exporter of Stainless Steel 304L Round Bar

Stainless Steel 304L Round Bar is a low-carbon variant of SS 304, specifically designed to provide excellent corrosion resistance while minimizing the risk of sensitization during welding. Riddhi Siddhi Impex, a prominent manufacturer and supplier in India, offers SS 304L round bars for a wide range of applications, particularly where welding and corrosion resistance are critical. Its superior durability and versatility make it suitable for chemical, food processing, and architectural applications..

Stainless Steel 304L Round Bar is a low-carbon variant of SS 304, specifically designed to provide excellent corrosion resistance while minimizing the risk of sensitization during welding. Riddhi Siddhi Impex, a prominent manufacturer and supplier in India, offers SS 304L round bars for a wide range of applications, particularly where welding and corrosion resistance are critical. Its superior durability and versatility make it suitable for chemical, food processing, and architectural applications.

The low carbon content in SS 304L Round Bars ensures minimal carbide precipitation during welding, which helps maintain corrosion resistance in welded structures. This makes it ideal for fabricating tanks, pipelines, and pressure vessels used in chemical and pharmaceutical industries. Its resistance to oxidation and many industrial chemicals ensures long-lasting performance under challenging conditions..

SS 304L Round Bars are widely utilized in industrial applications, including chemical equipment, food processing machinery, heat exchangers, and architectural components. They are also used in manufacturing fasteners, shafts, flanges, and structural supports, where strength, toughness, and corrosion resistance are critical for operational efficiency and safety..

The material also offers excellent mechanical properties, including high tensile strength, good elongation, and impact resistance. SS 304L can be easily machined, formed, and welded without losing its structural integrity or corrosion resistance. This flexibility allows manufacturers to create complex components with minimal risk of stress corrosion cracking.

Stainless Steel 304L Round Bar — Specification & Datasheet (Riddhi Siddhi Impex)

Specification — SS 304L Round Bar

Property	Details / Typical
Product name	Stainless Steel 304L Round Bar
Manufacturer / Supplier	Riddhi Siddhi Impex
Common designation	SS 304L / EN 1.4307 / UNS S30403
Form	Hot Rolled, Cold Rolled, Bright Turned & Ground
Delivery conditions	Hot Rolled, Annealed, Pickled & Passivated
Size range	6 mm – 300 mm diameter (custom sizes available)
Length	3 m, 6 m, or cut-to-length
Typical applications	Chemical, Food Processing, Pharmaceutical, Industrial Machinery, Architectural components
Traceability	Mill Test Certificate (MTC) as per EN 10204 2.2 / 3.1

Chemical Composition (wt.%) — Typical

Element	Typical content (%)
Carbon (C)	≤ 0.03
Manganese (Mn)	≤ 2.0
Silicon (Si)	≤ 1.0
Chromium (Cr)	18.0 – 20.0
Nickel (Ni)	8.0 – 12.0
Phosphorus (P)	≤ 0.045
Sulfur (S)	≤ 0.03
Iron (Fe)	Balance

Mechanical Properties — Typical

Property	Value
Tensile Strength	485 – 750 MPa
Yield Strength	170 – 300 MPa
Elongation	40% Minimum
Hardness	≤ 200 HB
Impact Resistance	Excellent, retains toughness after welding

Dimension Chart — Common Sizes & Approx. Weights

Diameter (mm)	Area (mm²)	Approx. Weight (kg/m)
6	28.27	0.223
10	78.54	0.618
12	113.10	0.889
16	201.06	1.58
20	314.16	2.47
25	490.87	3.86
32	804.25	6.31
40	1256.64	9.86
50	1963.50	15.39

Equivalent Grades

Standard / Region	Equivalent Grade
EN	1.4307
UNS	S30403
AISI	304L

Equivalent Standards

Standard	Description
EN 10088-3	Low-carbon stainless steel for corrosion-resistant applications
AISI / ASTM	Specifications for low-carbon austenitic stainless steels suitable for welding

Other Types / Finishes

Type	Description
Hot Rolled / Black	General engineering use with economical finish
Cold Drawn / Bright Turned	Precision diameters and smooth surface finish for critical components
Ground & Polished	High-surface finish for aesthetic or sanitary applications
Custom Sizes	Diameter, length, and tolerance tailored to project requirements

The company has a nationwide distribution network, supplying SS 304L Round Bars to industrial hubs in Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla. This ensures timely delivery for both bulk and urgent orders across India.

Q1: What are the common applications of Stainless Steel 304L Round Bar?

A1: It is widely used in chemical and pharmaceutical equipment, food processing machinery, piping, architectural structures, and industrial machinery components.

Q2: Can Riddhi Siddhi Impex supply SS 304L in custom sizes and finishes?

A2: Yes, custom diameters, lengths, and finishes including bright turned, polished, and ground are available.

Q3: What certifications are provided with SS 304L Round Bar?

A3: All bars come with Mill Test Certificates (MTC) as per EN 10204 2.2 / 3.1 standards. Third-party inspection can be arranged on request.

Q4: Is SS 304L suitable for welded and corrosive environments?

A4: Yes, SS 304L has low carbon content which minimizes carbide precipitation during welding, providing excellent corrosion resistance in welded structures.