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Hot rolled Round Bars

Hot Rolled Round Bars Manufacturer, Supplier & Exporter – Inox Steel India

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 consistent quality and timely delivery.

Table of Contents

What Are Hot Rolled Round Bars?

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.

Hot rolled round bars are typically supplied in black or mill finish, making them ideal for applications where tight dimensional tolerances are not critical, but strength and formability are essential.

Compared to cold drawn or bright bars, hot rolled bars offer:

  • Lower cost
  • Better availability in larger diameters
  • Improved suitability for welding and fabrication

Manufacturing Process Overview

At Inox Steel India, hot rolled round bars are produced using controlled rolling practices to ensure consistent metallurgical properties and surface integrity.

  1. Steel Billet Selection
    Carbon steel or alloy steel billets are selected based on grade requirements such as ASTM A36, IS 2062, EN8, EN19, or EN24.
  2. High-Temperature Rolling
    Billets are heated and rolled into round bar form at high temperatures.
  3. Cooling & Straightening
    Bars are air-cooled and straightened to standard mill tolerances.
  4. Cutting to Length
    Supplied in random lengths or cut-to-length as per customer requirement.
  5. Inspection & Testing
    Dimensional checks and chemical verification ensure standard compliance.

This process ensures hot rolled round bars suitable for fabrication, machining, and structural use.

Key Advantages of Hot Rolled Round Bars from Inox Steel India

  • Cost-effective solution for large-scale projects
  • Good strength and toughness
  • Excellent weldability for fabrication work
  • Wide availability in large diameters
  • Suitable for cutting, bending, and machining
  • Faster delivery compared to processed bars

These advantages make hot rolled round bars a preferred choice for construction, fabrication shops, and heavy engineering units.

Grades & Standards Available

Inox Steel India supplies hot rolled round bars in the following categories:

  • Carbon Steel Hot Rolled Round Bars – ASTM A36, A105, IS 2062, EN8
  • Alloy Steel Hot Rolled Round Bars – EN19, EN24, AISI 4140, AISI 4340

Applicable Standards:
ASTM A36 / A29 / A105
EN 10025 / EN 10083
IS 2062

👉 Master Technical Datasheet provided above applies to all hot rolled round bars.

Key Factors to Consider When Selecting Hot Rolled Round Bars

When choosing hot rolled round bars, the following factors are important:

  • Structural vs Machining Use
    Hot rolled bars are ideal for fabrication and structural work.
  • Grade Selection
    ASTM A36 is commonly used for general construction; alloy grades are used for higher strength.
  • Size Availability
    Hot rolled bars are readily available in large diameters.
  • Cost Consideration
    More economical than cold drawn or bright bars.
  • Weldability Requirement
    Carbon steel hot rolled bars offer excellent weldability.

Global & Indian Demand Overview

India:
Widely used in infrastructure projects, fabrication yards, steel structures, and machinery manufacturing across Mumbai, Pune, Ahmedabad, Chennai, and Delhi NCR.

GCC & Middle East:
High demand for structural steel, supports, and industrial frameworks.

Africa & Europe:
Used in construction, mining, and heavy engineering applications.

Inox Steel India supports these markets with bulk supply capability, consistent quality, and export-ready documentation.

 

Applications of Hot Rolled Round Bars

Hot rolled round bars supplied by Inox Steel India are widely used in applications where structural strength, weldability, and cost efficiency are more critical than tight dimensional tolerance. These bars are preferred for fabrication and heavy-duty engineering work.

Application-Wise Usage

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
General Engineering Cut-to-size components Carbon & Alloy Grades

These applications demand reliable mechanical strength, easy weldability, and fast availability, which hot rolled round bars consistently provide.

Hot Rolled Round Bar Size Range & Standard Dimensions

Inox Steel India supplies hot rolled round bars in a wide range of metric and inch sizes, suitable for fabrication, machining, and structural use.

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

Standard Sizes in Inches

1/4”, 3/8”, 1/2”, 3/4”, 1”, 1.5”, 2”, 3”, 4”

Length Options

  • Random Lengths
  • Fixed Lengths
  • Custom Cut-to-Length (as per drawing or requirement)

Surface Condition

  • Hot Rolled Black / Mill Finish

Hot rolled bars are supplied with standard mill tolerances, suitable for cutting, welding, and fabrication.

Hot Rolled Round Bar Weight Calculation

The standard formula used for estimating hot rolled round bar weight:

Weight (kg/m) = (D² × 0.006165)
Where D = Diameter in mm

This formula helps buyers calculate material quantity, transport weight, and project costing.

Hot Rolled Round Bar Price – Indicative Range

Hot rolled round bar prices depend on grade, size, and steel market conditions. Below is an indicative price range in India.

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.

HSN / HS Code for Hot Rolled Round Bars

  • HSN Code: 7214 (Carbon Steel)
  • HSN Code: 7228 (Alloy Steel)

Testing & Quality Assurance

All hot rolled round bars supplied by Inox Steel India undergo basic quality verification to ensure compliance with standards and suitability for fabrication.

Quality Checks Conducted

  • Chemical Composition Verification
  • Mechanical Property Testing (on request)
  • Dimensional & Visual Inspection

Documentation Supplied

  • EN 10204 3.1 Mill Test Certificate
  • Heat Number Identification
  • Third-Party Inspection (on request)

These checks ensure consistent quality and acceptance in construction and engineering projects.

Why Choose Inox Steel India for Hot Rolled Round Bars

Inox Steel India is a dependable hot rolled round bar manufacturer and supplier in India, supplying carbon steel and alloy steel hot rolled round bars for construction, fabrication, and heavy engineering applications. With consistent availability of ASTM A36, IS 2062, EN8, EN19, and EN24 grades, we support projects that demand strength, availability, and cost efficiency.

Our Core Strengths

  • Ready stock of hot rolled black round bars in multiple diameters
  • Supply as per ASTM, EN, IS, and DIN standards
  • Wide availability in metric and inch sizes
  • Custom cut lengths for fabrication and machining
  • EN 10204 3.1 certification with heat traceability
  • Competitive hot rolled round bars price in India
  • Bulk supply capability for projects and exports

Our focus is on reliable sourcing, fast dispatch, and consistent quality for time-bound projects.

Industries We Serve

Industry Application
Construction & Infrastructure Structural supports, anchor rods
Fabrication Frames, brackets, base plates
Engineering & Machinery Shafts, pins, rollers
Oil & Gas (Non-critical) Skids, structural frames
Mining & Material Handling Conveyor components
General Engineering Cut-to-size parts

Each industry is supported with grade guidance and dependable delivery schedules.

Packaging & Export Readiness

All hot rolled round bars are packed to ensure safe handling and efficient transport:

  • Bundled with steel straps
  • Mill finish with protective oil (on request)
  • Wooden sleepers or pallets for export shipments
  • Clear marking with grade, diameter, heat number, and standard

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.

Hot Rolled Round Bar Supplier Near Alankar Cinema, Mumbai

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.

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.