KRANTI ALLOY STEEL
GST : 27AANFK4299C1Z0

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Case Hardening Steel

Discover the strength and durability of our Case Hardening Steel, supplied and traded by our company with over 18 years of experience as a trusted supplier, stockist, and trader. Our comprehensive inventory features the finest grades such as SCM420, ASTM 4118, DIN 25CrMo4 Bar, EN353 Round Bar, and 20MnCr5 Steel Bar, all available for order and sale at the lowest price across All India. Renowned for their incomparably tough surface and phenomenal core toughness, these steels are the best choice for applications requiring wear resistance and fatigue strength. Customers benefit from excellent machinability, high reliability under dynamic loads, superior hardenability, and the ability to attain an exceptionally hard and wear-resistant exterior while retaining a ductile interior. When you choose our products, you not only receive the best in class quality but also enjoy the advantages of rapid nationwide supply and the peace of mind that comes with partnering with industry leaders in the case hardening steel domain. Make the right decision and experience the superlative performance our steel solutions bring compared to any other offerings in the market.

20MnCr5 Steel Bar

  • Application
  • Other, Automotive components, gear and shaft manufacturing, mechanical engineering, transmission parts
  • Coating Type
  • Uncoated, available with custom coatings on request
  • Color
  • Metallic Grey
  • Composition
  • C: 0.17-0.22%, Mn: 1.10-1.40%, Cr: 1.00-1.30%, Si: 0.40%, P: 0.025%, S: 0.035%
  • Corrosion Resistant
  • Moderate (not stainless, requires surface treatment for higher resistance)
  • Diameter
  • 12mm to 350mm
  • Dimension (L*W*H)
  • Customizable; Eg: 6000mm (length) x Diameter
  • Finish Type
  • Bright, Black, Peeled, Ground, Polished
  • Grade
  • 20MnCr5
  • Hardness
  • 179-241 HB (annealed), up to 60 HRC (after case hardening)
  • Heat Resistance
  • Yes
  • Material Composition %
  • C 0.17-0.22, Mn 1.10-1.40, Cr 1.00-1.30, Si up to 0.40, P up to 0.025, S up to 0.035
  • Material Grade
  • 20MnCr5
  • Product Form
  • Bar
  • Product Name
  • Other, 20MnCr5 Steel Bar
  • Recyclable
  • Yes
  • Shape
  • Other, Round, Flat, Square
  • Size
  • Custom cut-to-size available
  • Steel Product Type
  • Other, Round Bar, Flat Bar
  • Steel Standard
  • Other, EN 10084:2008 / DIN 17210
  • Steel Type
  • Alloy Steel
  • Surface
  • Polished, Bright, Black
  • Tensile Strength
  • 800-1000 MPa (quenched & tempered)
  • Thickness
  • Customizable, typically 12 mm to 350 mm
  • Usage
  • Gears, shafts, automotive and engineering components
  • Weight
  • Based on size and dimension, typically as per order

EN353 Round Bar

  • Application
  • Other, Automobile, Engineering Industries, Gear Manufacturing, Shafts, Pinions
  • Coating Type
  • Uncoated or customized coating on request
  • Color
  • Metallic Grey
  • Composition
  • Nickel-Chromium-Molybdenum Alloy
  • Corrosion Resistant
  • Moderate corrosion resistance
  • Diameter
  • Available from 16 mm to 350 mm
  • Dimension (L*W*H)
  • Customized as per requirement
  • Finish Type
  • Bright Polished or Black
  • Grade
  • EN353
  • Hardness
  • 285-320 HB (in normalized condition), up to 55 HRC (hardened & tempered)
  • Heat Resistance
  • Yes
  • Material Composition %
  • Carbon 0.15-0.25 %, Manganese 0.50-0.80 %, Silicon 0.10-0.35 %, Chromium 0.75-1.25 %, Nickel 1.00-1.50 %, Molybdenum 0.08-0.15 %
  • Material Grade
  • EN353
  • Product Form
  • Solid Round Bar
  • Product Name
  • Other, EN353 Round Bar
  • Recyclable
  • Yes
  • Shape
  • Other, Round
  • Size
  • Cut to length as required
  • Steel Product Type
  • Other, Bars
  • Steel Standard
  • Other, BS 970-1955
  • Steel Type
  • Alloy Steel
  • Surface
  • Polished
  • Tensile Strength
  • 800 - 900 MPa (Min)
  • Thickness
  • As per order specification
  • Usage
  • Gears, Shafts, Automotive Components, Machine Parts
  • Weight
  • Variable depending on dimensions

SCM420, ASTM 4118, DIN 25CrMo4 Bar

  • Application
  • Other, Used in automotive components, gears, shafts, pinions, and engineering applications requiring high strength and toughness.
  • Coating Type
  • Available in coated or uncoated versions
  • Color
  • Metallic grey
  • Composition
  • Cr-Mo Alloyed Steel
  • Corrosion Resistant
  • Moderate (not stainless)
  • Diameter
  • 16mm to 250mm (as per order)
  • Dimension (L*W*H)
  • Custom lengths, standard diameter ranges.
  • Finish Type
  • Forged, Hot Rolled, Cold Drawn, Peeled, Bright
  • Grade
  • SCM420, 4118, 25CrMo4
  • Hardness
  • 22 - 28 HRC (annealed), can be increased by heat treatment
  • Heat Resistance
  • Yes
  • Material Composition %
  • C: 0.18-0.23%, Si: 0.35%, Mn: 0.60-0.85%, Cr: 0.90-1.20%, Mo: 0.15-0.30%, P: 0.035%, S: 0.035%
  • Material Grade
  • SCM420, ASTM 4118, DIN 25CrMo4
  • Product Form
  • Bar
  • Product Name
  • Other, SCM420/ASTM 4118/DIN 25CrMo4 Bar
  • Recyclable
  • Yes
  • Shape
  • Other, Round
  • Size
  • Cut-to-length as per specifications or standard sizes
  • Steel Product Type
  • Other, Round Bar
  • Steel Standard
  • Other, JIS G4105, ASTM A29, DIN EN 10083-3
  • Steel Type
  • Alloy Steel
  • Surface
  • Bright, Black, Peeled, Turned, Polished
  • Tensile Strength
  • 800-1000 MPa (depending on condition)
  • Thickness
  • Varies (commonly 10mm up to 200mm and above)
  • Usage
  • Used for making high-strength machine parts, bearings, structural components, and gear manufacturing.
  • Weight
  • Varies as per size and length; available as per customer requirement.


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