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Inox Steel India is a trusted manufacturer, supplier, and exporter of Hot Rolled Round Bars in carbon steel and alloy steel grades, supplied as per ASTM, EN, IS, and DIN standards.
Our hot rolled round bars are widely used in structural fabrication, engineering, construction, machinery manufacturing, and heavy industrial applications, where strength, availability, and cost efficiency are key decision factors.
With strong sourcing and stocking capabilities, Inox Steel India supplies hot rolled black round bars in a wide range of sizes for domestic projects and export markets, ensuring mill-tested quality and complete traceability.
Hot rolled round bars are solid cylindrical steel bars produced by rolling steel billets at high temperatures (above recrystallization temperature). This process allows steel to be easily shaped, resulting in robust bars with good mechanical strength and uniform structure.
Compared to cold drawn or bright bars, hot rolled bars offer:
This process ensures bars suitable for fabrication, machining, and structural use.
These advantages make hot rolled round bars a preferred choice for heavy engineering units.
Inox Steel India supplies hot rolled round bars in the following categories:
Applicable Standards: ASTM A36 / A29 / A105 | EN 10025 / EN 10083 | IS 2062
MASTER TECHNICAL DATA SHEET – HOT ROLLED ROUND BARS
| Parameter | Hot Rolled Carbon Steel Round Bars | Hot Rolled Alloy Steel Round Bars |
|---|---|---|
| Product Form | Solid Round Bar | Solid Round Bar |
| Manufacturing Process | Hot Rolled | Hot Rolled |
| Material Category | Carbon Steel | Alloy Steel |
| Common Grades | ASTM A36, A105, A350, IS 2062, EN8 | EN19, EN24, 4140, 4340 |
| ASTM / EN Standards | ASTM A36 / A29 / A105 | ASTM A29 / A322 |
| EN / DIN Equivalent | EN 10025, EN 10083 | EN 10083-3 |
| Diameter Range | 6 mm – 500 mm | 6 mm – 450 mm |
| Standard Sizes (mm) | 8, 10, 12, 16, 20, 22, 25, 32, 40, 50, 65, 80, 100 | Same as Carbon Steel |
| Sizes in Inches | 1/4”, 3/8”, 1/2”, 3/4”, 1”, 1.5”, 2”, 3”, 4” | Same as Carbon Steel |
| Length | Random / Fixed / Cut-to-Length | Random / Fixed / Cut-to-Length |
| Surface Condition | Black / Mill Finish | Black / Mill Finish |
| Density | ~7.85 g/cm³ | ~7.85 g/cm³ |
| Tensile Strength | 400 – 550 MPa | 650 – 1000 MPa |
| Yield Strength | ≥ 250 MPa | ≥ 450 MPa |
| Elongation | ≥ 20% | ≥ 12% |
| Dimensional Tolerance | Commercial Hot Rolled | Commercial Hot Rolled |
| Straightness | Standard Mill Straightness | Standard Mill Straightness |
| Heat Treatment | As Rolled / Normalized | As Rolled / Q&T (if required) |
| Weldability | Excellent | Good (Preheat may be required) |
| Machinability | Moderate | Moderate to Good |
| Typical Applications | Structural, fabrication, shafts, supports | High-load shafts, engineering parts |
| Testing | Chemical, Mechanical, UT (on request) | Chemical, Mechanical, UT |
| Certification | EN 10204 3.1 | EN 10204 3.1 |
| HSN / HS Code | 7214 / 7228 | 7228 |
| Export Suitability | Domestic & Export | Export |
Inox Steel India supports these markets with bulk supply capability and export-ready documentation.
| Industry / Sector | Typical Applications | Common Grades |
|---|---|---|
| Construction & Infrastructure | Columns, supports, anchor rods | ASTM A36, IS 2062 |
| Fabrication & Structural | Frames, brackets, base plates | ASTM A36, EN8 |
| Engineering & Machinery | Shafts, pins, rollers | EN8, EN19 |
| Oil & Gas (Non-critical) | Structural supports, skids | A36, A105 |
| Mining & Material Handling | Conveyor parts, wear components | EN8, EN19 |
These applications demand reliable mechanical strength and easy weldability.
Inox Steel India supplies hot rolled round bars in a wide range of metric and inch sizes.
Standard Diameter Range (mm)
6 mm, 8 mm, 10 mm, 12 mm, 16 mm, 20 mm, 22 mm, 25 mm, 32 mm, 40 mm, 50 mm, 65 mm, 80 mm, 100 mm and above up to 500 mm
Length Options
Surface Condition
The standard formula used for estimating hot rolled round bar weight:
Weight (kg/m) = (D² × 0.006165)
Where D = Diameter in mm.
| Grade | Approx. Price INR/kg | Typical Use |
|---|---|---|
| ASTM A36 / IS 2062 | ₹ 55 – ₹ 75 | Structural & fabrication |
| EN8 | ₹ 65 – ₹ 95 | Engineering components |
| EN19 | ₹ 95 – ₹ 140 | High-strength applications |
Prices are indicative and subject to change based on billet rates and size.
All bars supplied by Inox Steel India undergo quality verification to ensure suitability.
Quality Checks Conducted
Documentation Supplied
These checks ensure consistent quality in engineering projects.
Inox Steel India is a dependable hot rolled round bar manufacturer and supplier, providing carbon and alloy steel bars for construction and heavy engineering.
Our Core Strengths
Our focus is on reliable sourcing and fast dispatch for time-bound projects.
| Industry | Application | Preferred Grade / Standard |
| Oil & Gas Refineries | Heat Exchangers · Process Lines · Condensers | SS 316 / 316L |
| Pharmaceutical & Biotech | Sterile Lines · Reactors · Piping Loops | SS 304L / 316L |
| Power & Energy | Boiler Tubes · Superheaters · Steam Condensers | SS 310 / 321 |
| Food & Beverage | Dairy Pipelines · Sugar Processing | SS 304 / 304L |
| Marine & Desalination | Sea Water Lines · Offshore Risers | SS 316L |
| Chemical & Petrochemical | Corrosive Process Lines · Reactors | SS 316 / 347 |
Each project demands precision — we match the grade, schedule, and coating exactly to service conditions.
All hot rolled round bars are packed to ensure safe handling and efficient transport:
Export Destinations:
UAE, Saudi Arabia, Oman, Qatar, Nigeria, South Africa, Europe, and other global markets.
Dispatch is handled through JNPT (Mumbai), Mundra, and Hazira ports.
If you are looking for a hot rolled round bar supplier near Alankar Cinema, Mumbai, Inox Steel India offers immediate availability, bulk supply support, and nationwide as well as export delivery.
Hot Rolled Round Bars Manufacturer & Supplier in India – A36, EN8, EN19
52-A, Mulji Thackersi Bldg, Islampura Street, Shop No. 10, Near Alankar Cinema, Mumbai – 400 004
alloy@inoxsteelindia.in, steel@inoxsteelindia.in
+91 9930796690
Common equivalents include IS 2062 E250 and EN 10025 S275 (subject to application requirements). Sizes range from 6 mm to 500 mm, including standard inch sizes. Prices typically range from ₹55 – ₹140 per kg, depending on grade and size. HSN 7214 for carbon steel and 7228 for alloy steel. Yes, we offer custom cut-to-length services as per drawings or project needs. What is ASTM A36 round bar equivalent?
What sizes are available in hot rolled round bars?
What is the price of hot rolled round bars in India?
What is the HSN code for hot rolled round bars?
Do you provide cut-to-length hot rolled round bars?
Inox Steel India is a leading hot rolled round bar manufacturer and supplier in India. ASTM A36, EN8 & EN19 hot rolled round bars in standard sizes with competitive price.