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Cold Drawn Bright Bars

Cold Drawn Bright Bars Manufacturer, Supplier & Exporter – Inox Steel India

Inox Steel India is a trusted manufacturer, supplier, and exporter of Cold Drawn Bright Bars, delivering precision-engineered bars for applications where dimensional accuracy, surface finish, and mechanical consistency are critical. Our cold drawn bright bars are supplied to automotive, engineering, machining, oil & gas, marine, and aerospace sectors across India and global export markets.

Cold drawing enhances the strength, straightness, and surface quality of steel and non-ferrous bars, making them ideal for CNC machining, mass production, and close-tolerance components. Inox Steel India produces cold drawn bright bars using controlled processes that ensure uniform properties, smooth bright finish, and reduced machining allowance.

What Are Cold Drawn Bright Bars & How Are They Manufactured?

Cold Drawn Bright Bars are produced by pulling hot-rolled bars through precision dies at room temperature, improving both dimensional accuracy and mechanical properties without altering the chemical composition.

Manufacturing Process Flow:
1️ Hot Rolled Bar Selection
2️ Pickling & Surface Cleaning
3️ Cold Drawing through Dies
4️ Straightening & Stress Relief
5️ Cutting to Length
6️ Final Inspection & Testing

This process results in bright bars with enhanced tensile strength, improved yield strength, superior straightness, and a clean surface finish, suitable for high-precision applications.

Table of Contents

Key Advantages of Cold Drawn Bright Bars

Improved tensile and yield strength
Smooth and uniform bright surface finish
Tight dimensional tolerances (h8 / h9 / h10)
Excellent straightness and roundness
Reduced machining time and tool wear
Consistent quality for batch production

Materials & Grades Available

Cold Drawn Bright Bars from Inox Steel India are available in a wide range of materials, including:

  • Carbon Steel: EN8, EN9, C45
  • Alloy Steel: EN19, EN24, 4140
  • Stainless Steel: 304, 316, 303
  • Duplex & Super Duplex: 2205, 2507
  • Tool Steel: D2, H13
  • Nickel Alloys: Inconel 625, Monel 400
  • Copper & Brass: Cu, CuZn
  • Titanium: Grade 2, Grade 5

All materials are supplied with EN 10204 3.1 / 3.2 certification for complete traceability.

Applications of Cold Drawn Bright Bars

Cold Drawn Bright Bars supplied by Inox Steel India are widely used in applications where precision tolerance, straightness, surface quality, and repeatable machining performance are essential. The cold drawing process makes these bars especially suitable for high-speed CNC operations and mass production components.

Typical Applications Include:

  • Machining & CNC Components
    Shafts, pins, bushings, studs, precision turned parts
  • Automotive & Engineering
    Spindles, axles, transmission parts, steering components
  • Fasteners & Hardware
    Bolts, nuts, threaded rods, connectors
  • Oil & Gas & Power
    Valve parts, couplings, pump shafts
  • Marine & Offshore
    Corrosion-resistant shafts and fittings (SS / Duplex grades)

Size Range & Dimensional Capabilities

Inox Steel India supplies cold drawn bright bars in standard and customized dimensions, ensuring reduced machining allowance and high production efficiency.

  • Round Bright Bars: 5 mm – 150 mm
  • Square / Hex Bright Bars: 6 mm – 100 mm
  • Standard Lengths: 3 – 6 meters
  • Custom Cut Lengths: As per drawing or CNC requirement
  • Dimensional Tolerances: h8 / h9 / h10
  • Straightness: ≤ 1 / 1000 of bar length

Tight tolerances reduce material wastage and improve component interchangeability.

Surface Finish & Machining Performance

Cold drawn bright bars offer a clean, scale-free surface, improving machining efficiency and final component quality.

  • Uniform bright surface finish
  • Improved roundness and straightness
  • Reduced tool wear during turning
  • Better surface finish after machining
  • Lower cycle time in CNC production

These benefits make cold drawn bars a preferred choice for OEMs and high-volume manufacturing units.

Indicative Cold Drawn Bright Bar Price (INR & USD)

Material Type Approx. Price (INR / kg – Ex-Mumbai) Approx. Price (USD / kg – FOB India)
Carbon Steel ₹ 80 – ₹ 120 $ 0.95 – $ 1.45
Alloy Steel ₹ 120 – ₹ 190 $ 1.45 – $ 2.30
Stainless Steel ₹ 210 – ₹ 320 $ 2.55 – $ 3.85
Duplex / Super Duplex ₹ 420 – ₹ 900 $ 5.05 – $ 10.80

Prices vary based on grade, size, tolerance, and quantity.

HSN / HS Code

  • Carbon & Alloy Steel: 7228
  • Stainless & Duplex Steel: 7222
  • Nickel Alloys: 7505
  • Copper & Brass: 7407
  • Titanium: 8108

 

Testing & Quality Assurance

All cold drawn bright bars undergo strict quality control:

  • Chemical Composition Testing
  • Mechanical Property Testing
  • Dimensional & Straightness Inspection
  • Surface Quality Check
  • Third-Party Inspection (SGS / BV / TÜV) on request

Supplies are delivered with EN 10204 3.1 / 3.2 Mill Test Certificates.

Why Choose Inox Steel India for Cold Drawn Bright Bars

Inox Steel India is a dependable manufacturer, supplier, and exporter of Cold Drawn Bright Bars, supplying precision-finished bars that meet the tight tolerance, straightness, and surface finish requirements of modern engineering industries. Our cold drawn bright bars are preferred by OEMs and CNC machining units for their consistent quality and machining efficiency.

Our Core Strengths:

Manufacturer & bulk stockholder
Wide material range: Carbon, Alloy, Stainless, Duplex, Tool Steel, Nickel, Copper, Titanium
Precision tolerances: h8 / h9 / h10
Excellent straightness & surface finish
Custom cut lengths for CNC production
EN 10204 3.1 / 3.2 certification
Competitive domestic & export pricing
Export-grade packaging & documentation

Industries & Applications We Serve

Industry Typical Components
Machining & CNC Shafts, pins, bushings, precision parts
Automotive Axles, spindles, steering components
Engineering & OEM Machine parts, couplings
Oil & Gas Valve parts, pump shafts
Marine & Offshore Corrosion-resistant components

Cold drawn bright bars are selected where dimensional accuracy directly impacts performance and assembly fitment.

Export Readiness & Packaging

All cold drawn bright bars are packed as per international export standards:

  • HDPE wrapping for surface protection
  • Wooden pallets / crates
  • Bar-wise marking: Grade · Size · Heat No · Standard
  • Seaworthy packing for overseas shipments

Export Destinations:
UAE · Saudi Arabia · Oman · Qatar · Nigeria · South Africa · Germany · Italy · UK · USA · Brazil

Cold drawn bars offer better dimensional accuracy, higher strength, smoother surface, and improved machinability.

 

Yes, they are ideal for CNC machining due to consistent dimensions and reduced machining allowance.

 

Standard tolerances include h8, h9, and h10.

 

Yes, we supply custom cut lengths as per drawing or CNC production requirements.

 

HSN codes vary by material and include 7228, 7222, 7505, 7407, and 8108.