Mild Steel Round Bar

Trusted mild steel round bar manufacturer in India with forged and rolled bars in multiple grades and sizes.

Mild Steel Round Bar
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Mild Steel Round Bar

Suntech Forge India is a trusted Mild Steel Round Bar Manufacturer in India, supplying high-quality forged and rolled bars in multiple grades, sizes, and custom specifications.

verified_user Excellent Corrosion Resistance
workspace_premium High Strength & Durability
shield_with_heart Withstands Extreme Conditions
military_tech Long Service Life

Mild Steel Round Bar Specification

- OD

10 to 1000 mm

- Length

3 to 6 meters

- Thickness

Up to 700 mm

- Method

Cold Rolled / Hot Rolled / Forged

- Custom

Available

Product Overview

Mild steel round bars are widely used in engineering, construction, automotive, and fabrication industries due to their excellent machinability, strength, and cost-effectiveness.

Standards

  • ASTM A29 / A36 / A106
  • ASME SA29 / SA36 / SA106
  • ISO 683-2 (C45, C10)
  • EN S235
  • JIS G4051 S45C

Manufacturing Capability

  • Heat Treatment
  • Forging & Machining
  • Sawing

Forging Method

  • Open Die Forging
  • Closed Die Forging
  • Impression Die Forging
  • Drop Forging
  • Upset Forging
  • Cold / Hot Forging

Value Added Services

  • Heat Treatment
  • Age Hardening
  • Quenching & Tempering
  • Solution Annealed
  • Normalizing / Coating

Manufacturing Shapes

  • Round
  • Square
  • Hex
  • Flat
  • Rectangular
  • Hollow

Surface Finish

  • Forged Black
  • Proof Machined

Packaging

  • Carton Box
  • Wooden Case
  • Protective Paper

Supply Condition

  • Annealed
  • Hardened
  • Turned & Rough
  • Precipitation-Hardening

Testing & Quality Assurance

  • Chemical Testing
  • PMI Testing
  • Ultrasonic Testing
  • Liquid Penetrant Testing
  • NDT Testing

Certifications

  • MTC (Material Test Certificate)
  • Third Party Inspection
  • Raw Material Certificate
  • 100% Radiography Test

Benefits of Mild Steel Round Bars

  • Cost Effective
  • Easy Machinability
  • Good Strength
  • Versatile Applications

Standard Sizes

Diameter (mm) Length (m)
6 3 / 6
10 3 / 6
20 3 / 6
32 3 / 6
50 3 / 6
80 3 / 6
100 3 / 6

Pressure Rating Chart

Diameter (mm) Pressure (MPa) Max Temp (deg C)
6 50 350
10 70 350
20 100 350
32 120 350
50 150 350

Types of Mild Steel Round Bars

  • Mild Steel Threaded Bar
  • EN1A Flat Bar
  • EN3B Square Bar
  • MS Hollow Bar
  • Bright Bar
  • Forged Bars

Tolerance Chart

Diameter (mm) Tolerance
6 +-0.15
10 +-0.20
20 +-0.25
32 +-0.30
50 +-0.35
80 +-0.50

HSN Code

Mild Steel Round Bar -> 7213

Equivalent Standards

Grade ASTM JIS ISO
EN8 ASTM A29 S45C C45
EN3B ASTM A36 SS400 S235
EN1A ASTM A106 S10C C10

Chemical Composition

Grade Carbon Manganese Silicon Sulfur
EN8 0.30-0.50% 0.60-1.00% 0.10-0.35% <=0.05%
EN3B 0.10-0.20% 0.60-0.90% 0.10-0.35% <=0.05%
EN1A 0.08-0.13% 0.60-0.90% 0.10-0.35% <=0.03%

Mechanical Properties

Grade Yield Strength Tensile Strength Hardness
EN8 350-500 MPa 600-800 MPa HB 170-250
EN3B 230-300 MPa 410-580 MPa HB 120-180
EN1A 300-400 MPa 500-600 MPa HB 130-180

Physical Properties

  • Density: 7.85 g/cm3
  • Melting Point: 1450 - 1530 deg C
  • Thermal Conductivity: 45 W/m.K
  • Modulus: 210 GPa

Grade Comparison

Property EN8 EN3B EN1A
Strength High Medium Medium
Machinability Moderate Good Excellent
Application Shafts, Axles General Parts Precision Parts

Applications

  • Automotive Components
  • Machinery Parts
  • Construction
  • Fabrication
  • Engineering Structures

Export Countries

  • UAE
  • Saudi Arabia
  • Qatar
  • Oman
  • USA
  • UK

Price Information

Mild Steel Round Bar Price Per Kg

For latest price & quotation:
sales@suntechforge.com

Ready Stock

  • MS Round Bars
  • Bright Bars
  • Forged Bars
  • Hollow Bars

Delivery Time

Export to Shipping Time
UAE 5 Days
Saudi Arabia 7 Days
Qatar 7 Days
Oman 5 Days
Malaysia 10 Days
Singapore 8 Days
USA 40-60 Days
UK 30 Days