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4620 Alloy Steel Round Bar Manufacturer In India | Astm A29 & Astm A322 Standard Alloy Steel Bars

4620 Alloy Steel Round Bar Manufacturer In India | Astm A29 & Astm A322 Standard Alloy Steel Bars

Specification Details
Size Range3 mm to 350 mm
Length 6000 mm
StandardsAstm, Asme, Din, Nf, Jis, En, Ios
FinishedBlack, Bright, Cold Drawn, Polish, Polished, Centreless Ground

4620 Alloy Steel Round Bar Manufacturer in India Supplying SAE/AISI 4620, UNS G46200 Case Hardening Steel Bars

Nippon Alloys Inc. is one of the best 4620 Alloy Steel Round Bar Manufacturers in India, who offer superior quality alloy steel bars that are functionally strong, tough, and wear resistant. 4620 Alloy Steel Round Bars are the most used material for components that need a strong core and good surface hardness after carburizing treatment. They have been especially popular among automobile, heavy equipment and gear manufacturing industries due to their exceptional performance under high stress and fatigue conditions.

Industrial purchasers tend to source materials from dependable B2B Platforms to get good quality products and uninterrupted supply. Alloy Steel Round Bar items are extensively used in producing parts such as gears, shafts, and axles where the life and efficiency are very important. Also, 20MnCr5 Alloy Steel Round Bar is classified as a material of choice for case hardening, as it has very good wear resistance and strength properties in harsh working conditions.

Metals such as alloy steels are available in a wide range of grades and can be selectively purchased depending on their intended use and mechanical properties. For instance, a 27C15 Alloy Steel Round Bar is the material of choice where good machinability and the availability of a moderate strength level are required. As a trustworthy 4620 Alloy Steel Round Bar supplier in India, our vendor network offers different sizes, dimensions, and specifications to fulfill the industrial and engineering requirement diversities.


Material & Grades of 4620 Alloy Steel Round Bar

4620 Alloy Steel Round Bars are engineered using a blend of nickel, chromium, and molybdenum so as to offer not only strength and toughness but also fatigue resistance. Choosing the right grade is thus, very important in order to get the desired performance from a product intended for heavy-load and wear-resistant applications.

MaterialGrade / StandardSpecificationTypeApplications
Alloy SteelSAE 4620ASTM A29Round BarGears & shafts
Alloy Steel20MnCr5EN 10084Round BarCase hardening applications
Alloy Steel27C15IS 1570Round BarGeneral engineering
Alloy SteelEN19BS 970Round BarHigh strength components
Alloy Steel4140ASTM A29Round BarHeavy-duty machinery

Key Features & Advantages

  • High strength and toughness
  • Excellent wear resistance after heat treatment
  • Good hardenability and fatigue strength
  • Suitable for carburizing applications
  • Reliable performance under heavy loads
  • Available in various sizes and specifications
  • Long service life

Chemical Composition (Example: 4620 Alloy Steel)

ElementPercentage (%)
Carbon (C)0.17 – 0.22
Manganese (Mn)0.70 – 0.90
Nickel (Ni)1.65 – 2.00
Chromium (Cr)0.40 – 0.60
Molybdenum (Mo)0.20 – 0.30
Iron (Fe)Balance

Mechanical Properties (Example: 4620 Alloy Steel Round Bar)

PropertyValue
Tensile Strength850 – 1000 MPa
Yield Strength620 MPa (approx)
Elongation12 – 18%
Hardness197 – 237 HB

Equivalent Grade

StandardGrade
ASTMA29 4620
SAE/AISI4620
EN20NiCrMo2-2
DIN1.6523



Type of Sub-products

Frequently Asked Questions

What makes 4620 alloy steel suitable for case hardening applications?

What are the common applications of 4620 round bars?

Can 4620 alloy steel be machined and welded?


Countries We Export

  • India


Cities We Supply

  • Lucknow

  • Mumbai

  • Nashik

  • New Delhi

  • Pune

  • Raipur

  • Rajkot

  • Surat

  • Thane

  • Varanasi

  • Visakhapatnam

  • Moradabad

  • Angul

  • Rudrapur

  • Hosdurg

  • Gandhinagar

  • Rajahmundry

  • Durgapur

  • Bharuch

  • Panipat


Industries We Serve

  • Sugar industry

    Sugar

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Paper Mill industry

    Paper Mill

  • Power Plant industry

    Power Plant

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Automobile Industry industry

    Automobile Industry

  • Electrical Industry industry

    Electrical Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Ring Man Units industry

    Ring Man Units

  • Railways industry

    Railways

  • Gasket Industry industry

    Gasket Industry

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry


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