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Automotive & Engineering Components Manufacturer & Supplier – Inox Steel India

Inox Steel India is a trusted manufacturer, supplier, and exporter of Automotive & Engineering Components, supplying high-precision gears, spindles, and axles for applications where strength, fatigue resistance, dimensional accuracy, and reliability are critical. Our components are widely used by automotive OEMs, Tier-1 suppliers, and engineering industries across India and international markets.

Built on a strong foundation of premium bright bar raw materials—including cold drawn, polished, centerless ground, and custom cut lengths—Inox Steel India delivers components engineered for high-load, high-speed, and long-life service conditions. Our manufacturing approach ensures consistent metallurgy, controlled tolerances, and repeatable quality across every batch.

Table of Contents

What Are Automotive & Engineering Components?

Automotive & Engineering Components are precision-machined parts designed to transmit power, support rotational motion, and withstand cyclic loads in vehicles and industrial machinery.

Key Components Manufactured:

  1. Gears – Spur, helical, and custom gear profiles
  2. Spindles – Rotating and load-bearing spindles
  3. Axles – Drive axles, shafts, and support axles

Each component is engineered to meet performance, safety, and durability standards demanded by automotive and engineering sectors.

Why Bright Bars Are Used for Automotive Components

Bright bars are preferred for automotive and engineering applications due to their uniform microstructure and dimensional stability.

Advantages of Bright Bars in Automotive Parts:

  • High fatigue strength and shock load resistance
  • Tight dimensional control for precision fitment
  • Improved machinability and surface finish
  • Consistent performance in mass production
  • Reduced machining waste and cycle time

Inox Steel India supplies automotive components in carbon steel, alloy steel, stainless steel, duplex, and tool steel grades, selected based on load, wear, and operating environment.

Materials & Grades Available

  • Carbon Steel: EN8, EN9, C45
  • Alloy Steel: EN19, EN24, 4140
  • Stainless Steel: 304, 316
  • Duplex Steel: 2205
  • Tool Steel: D2

All materials are supplied with EN 10204 3.1 / 3.2 Mill Test Certificates ensuring traceability and compliance.

Applications: Gears · Spindles · Axles

Parameter / Property Automotive & Engineering Components
Application Category Automotive & Engineering Components
Typical Components Gears · Spindles · Axles · Shafts · Drive Components
Raw Material Forms Bright Bars (Cold Drawn · Polished · Centerless Ground · Custom Cut Lengths)
Available Materials Carbon Steel · Alloy Steel · Stainless Steel · Duplex · Tool Steel
Common Grades EN8, EN9, C45 · EN19, EN24, 4140 · SS 304/316 · Duplex 2205 · D2
Applicable Standards ASTM · EN · DIN · IS · ASME
Component Shapes Round · Stepped · Splined · Keyway · Threaded
Diameter Range 10 mm – 250 mm (component dependent)
Length Range As per drawing / vehicle specification
Diameter Tolerance h6 / h7 / h8
Length Tolerance ±0.5 mm to ±2 mm
Surface Finish (Ra) ≤ 0.8 – 1.6 µm
Straightness As per automotive shaft standards
Heat Treatment Options Annealed · Normalized · Q&T · Induction Hardened
Mechanical Requirements High fatigue strength · Wear resistance · Shock load tolerance
Machining Compatibility CNC Turning · Gear Cutting · Milling · Grinding
Testing Performed Chemical · Mechanical · Dimensional · Hardness
Certification EN 10204 3.1 / 3.2
HSN / HS Code 7228 / 7222
Industries Served Automotive OEMs · Tier 1/2 Suppliers · Engineering Industry
Packaging Component-wise · Palletized · Export seaworthy

Materials, Grades & Capabilities

Materials & Grades Available

  • Carbon Steel: EN8, EN9, C45
  • Alloy Steel: EN19, EN24, 4140
  • Stainless Steel: 304, 316
  • Duplex Steel: 2205
  • Tool Steel: D2

All materials are supplied with EN 10204 3.1 / 3.2 Mill Test Certificates ensuring traceability and compliance.

Machining Capabilities & Tolerance Control
Inox Steel India supports automotive-grade precision through controlled machining and inspection processes.

  • Diameter Tolerance: h6 / h7 / h8
  • Length Tolerance: ±0.5 mm to ±2.0 mm
  • Surface Finish (Ra): ≤ 0.8 – 1.6 µm
  • Straightness: As per automotive shaft standards
  • Gear Accuracy: As per drawing / module specification

These controls ensure interchangeability, reduced NVH (noise, vibration, harshness), and long service life.

Heat Treatment & Performance Enhancement

Automotive & engineering components can be supplied with heat treatment to enhance mechanical performance:

  • Annealed – for machining
  • Normalized – for uniform grain structure
  • Quenched & Tempered (Q&T) – for high strength and fatigue resistance
  • Induction Hardened – for gear teeth and wear surfaces

Heat treatment is carried out as per customer drawing or application requirement.

Indicative Automotive & Engineering Components Price (INR & USD)

Component Type Approx. Price (INR / kg – Ex-Mumbai) Approx. Price (USD / kg – FOB India)
Carbon Steel Components ₹ 160 – ₹ 280 $ 1.95 – $ 3.35
Alloy Steel Components ₹ 220 – ₹ 380 $ 2.65 – $ 4.55
Stainless Steel Components ₹ 320 – ₹ 520 $ 3.85 – $ 6.25

Prices depend on grade, heat treatment, machining complexity, and order volume.

Quality Control & Inspection

All automotive & engineering components undergo strict quality checks:

  • Chemical & Mechanical Verification
  • Dimensional Inspection (Vernier, Micrometer, Gauges)
  • Hardness Testing (when heat treated)
  • Visual & Surface Inspection
  • Batch Traceability & Identification
  • Third-Party Inspection (SGS / BV / TÜV) on request

Supplies are delivered with EN 10204 3.1 / 3.2 certification.

Why Choose Inox Steel India for Automotive & Engineering Components

Inox Steel India is a dependable manufacturer, supplier, and exporter of Automotive & Engineering Components, supplying gears, spindles, and axles engineered for strength, durability, and precision performance. Our components are trusted by automotive OEMs and engineering companies for their consistent metallurgy, tight tolerances, and repeatable quality.

Our Core Strengths:

  1. Manufacturer & bulk stockholder
  2. Automotive-grade tolerances (h6 / h7 / h8)
  3. High fatigue strength & shock load resistance
  4. Heat treatment options: Q&T, induction hardening
  5. Wide material range: Carbon, Alloy, Stainless, Duplex
  6. Drawing-based manufacturing & batch consistency
  7. EN 10204 3.1 / 3.2 certification
  8. Competitive domestic & export pricing
  9. Export-grade packaging & documentation

Industries & Applications We Serve

Industry Typical Components
Automotive OEMs Axles, gears, spindles
Tier 1 & Tier 2 Suppliers Drive & transmission parts
Engineering Industry Shafts, rotating components
Material Handling Load-bearing axles
Industrial Machinery Gear and spindle assemblies

Automotive & engineering components are selected where precision, safety, and long service life are critical.

Export Readiness & Packaging

All automotive & engineering components are packed as per international export standards:

  • Component-wise protective packing
  • Palletized / crated shipments
  • Heat & batch identification
  • Seaworthy packaging for overseas supply

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

Ports of Dispatch:
JNPT (Mumbai) · Mundra · Hazira

Get Precision Automotive & Engineering Components

At Inox Steel India, we supply automotive & engineering components engineered for durability, accuracy, and long-term performance.

Inox Steel India

52-A, Mulji Thackersi Bldg, Islampura Street, Shop No. 10, Near Alankar Cinema, Mumbai – 400 004

Email

alloy@inoxsteelindia.in, steel@inoxsteelindia.in

Phone

+91 9930796690

Frequently Asked Questions (FAQs)

Common materials include EN8, EN19, EN24, C45, and alloy steels with heat treatment.

 

Yes, Q&T, induction hardening, and normalization are available as per requirement.

 

Yes, all automotive & engineering components are manufactured as per customer drawings.

 

Yes, we export automotive and engineering components globally with certification.

 

EN 10204 3.1 / 3.2 Mill Test Certificates and inspection reports.

Inox Steel India manufactures and supplies automotive & engineering components including gears, spindles and axles. High strength, precision machined & export-ready. Supplier near Alankar Cinema, Mumbai.