Alloy Bars

• Application
• Other, Automotive components, Gears, Shafts, Mechanical Engineering, Machinery Parts

• Chemical Composition
• C: 0.17-0.22%, Mn: 1.10-1.40%, Cr: 0.80-1.10%, S: 0.035%, P: 0.035%

• Coating Type
• None or Custom

• Color
• Steel Grey, Ends Painted (Usually Blue)

• Composition
• Mn, Cr, Fe, C, Si, P, S

• Corrosion Resistant
• Moderate, may require further protection

• Diameter
• 12mm - 200mm (Custom on request)

• Dimension (L*W*H)
• Custom Length x Diameter x N/A

• Finish Type
• Peeled, Grinding or Polished

• Grade
• 20MnCr5

• Hardness
• 180-240 HB (annealed), Up to 62 HRC (after case hardening)

• Heat Resistance
• Yes

• Material Composition %
• C: 0.17-0.22, Mn: 1.10-1.40, Cr: 0.80-1.10

• Material Grade
• 20MnCr5

• Product Form
• Bars/Rods

• Product Name
• Other, 20MnCr5 Round Alloy Steel Bar

• Recyclable
• Yes

• Shape
• Other, Round

• Size
• Customizable (Standard and Non-standard lengths/diameters)

• Steel Product Type
• Other, Round Bar

• Steel Standard
• Other, IS 4432, EN 10084, DIN 17210

• Steel Type
• Alloy Steel

• Surface
• Bare/Black/Polished

• Temper
• Annealed/Normalized

• Tensile Strength
• 800-1000 MPa (after heat treatment)

• Thickness
• N/A (Relevant to diameter)

• Usage
• Industrial, Machinery, Automotive Gearing

• Weight
• Depends on length and diameter, e.g. 7.85 g/cm3

• Width
• N/A (Round Bar)

• Application
• Other, Shafts, gears, bolts, axles, machine parts

• Chemical Composition
• Chromium (Cr): 0.8-1.1%, Manganese (Mn): 0.75-1.0%, Molybdenum (Mo): 0.15-0.25%, Carbon (C): 0.38-0.43%, Silicon (Si): 0.15-0.30%, Phosphorus (P): 0.035%, Sulfur (S): 0.040%

• Coating Type
• Optional (Black, Oiled or as per requirement)

• Color
• Grey with green-painted ends (identification marking)

• Composition
• Alloy Steel (Cr-Mo)

• Corrosion Resistant
• Moderate (requires additional treatment for high corrosion areas)

• Diameter
• 12 mm to 300 mm (and above, customized)

• Dimension (L*W*H)
• Custom lengths; typically supplied as per order

• Finish Type
• Black, Bright, Peeled, Polished

• Grade
• AISI 4140

• Hardness
• 197-255 HB (Brinell) annealed; up to 300 HB hardened

• Heat Resistance
• Yes

• Material Composition %
• Cr 0.8-1.1%, Mn 0.75-1.0%, Mo 0.15-0.25%, C 0.38-0.43%, Si 0.15-0.30%

• Material Grade
• 4140

• Product Form
• Round Bar

• Product Name
• Other, 4140 Round Alloy Steel Bars

• Recyclable
• Yes

• Shape
• Other, Round

• Size
• Customized sizes, commonly 5.5 mm to 300 mm dia

• Steel Product Type
• Other, Round Bar

• Steel Standard
• Other, ASTM A29, AISI, SAE, EN/DIN 1.7225

• Steel Type
• Alloy Steel

• Surface
• Black, Bright, Peeled or Polished

• Temper
• Annealed, Quenched and Tempered

• Tensile Strength
• 655-1080 MPa (as supplied/heat treated)

• Thickness
• N/A (Round bar - refer diameter)

• Usage
• Automobile, Machinery, Engineering, Structural Applications

• Weight
• Varies by diameter and length

• Width
• Customizable as required

• Application
• Other, Automotive parts, Gears, Shafts, Pinions, Heavy-duty machinery

• Chemical Composition
• C: 0.18-0.23%, Mn: 0.70-0.90%, Si: 0.15-0.35%, Cr: 0.40-0.60%, Ni: 0.40-0.70%, Mo: 0.15-0.25%

• Coating Type
• Usually Uncoated, Black or Oiled

• Color
• Dark metallic/black

• Composition
• Alloy Steel with Ni-Cr-Mo composition

• Corrosion Resistant
• Moderate, not stainless

• Diameter
• 12 mm - 300 mm (customizable)

• Dimension (L*W*H)
• Custom Length x Diameter x NA

• Finish Type
• Black, Bright

• Grade
• SAE 8620

• Hardness
• 197-237 HB (Annealed)

• Heat Resistance
• Yes

• Material Composition %
• As per standard chemical composition for 8620

• Material Grade
• 8620

• Product Form
• Bar

• Product Name
• Other, 8620 Round Alloy Steel Bars

• Recyclable
• Yes

• Shape
• Other, Round

• Size
• As required (diameter & length)

• Steel Product Type
• Other, Round Bars

• Steel Standard
• Other, ASTM A29, AISI, SAE standards

• Steel Type
• Alloy Steel

• Surface
• Black, Peeled, Bright

• Temper
• Annealed/Normalized/Tempered

• Tensile Strength
• Approx. 850 MPa

• Thickness
• As per diameter (typically 12mm to 300mm)

• Usage
• Forging, machining, manufacturing transmission components

• Weight
• Varies as per size

• Width
• Customizable as per requirement

• Application
• Other, Automobile components, shafts, gears, high tensile applications, mechanical components

• Chemical Composition
• C: 0.36-0.44%, Si: 0.10-0.35%, Mn: 0.45-0.70%, S: max 0.040%, P: max 0.040%, Cr: 0.90-1.40%, Mo: 0.20-0.35%, Ni: 1.30-1.70%

• Coating Type
• Can be supplied with or without coating (e.g., black oxide, oiling)

• Color
• Metallic Silver/Grey

• Composition
• Alloy Steel

• Corrosion Resistant
• Moderate, can be improved with coating

• Diameter
• Available as per requirement (commonly 10mm-300mm)

• Dimension (L*W*H)
• Custom lengths, Diameter as per requirement

• Finish Type
• Bright, Polished, Black

• Grade
• EN24

• Hardness
• 28-34 HRC (Estimated, can be adjusted by heat treatment)

• Heat Resistance
• Yes

• Material Composition %
• See detailed chemical composition

• Material Grade
• EN24 (AISI 4340)

• Product Form
• Bars

• Product Name
• Other, EN24 Round Alloy Steel Bars

• Recyclable
• Yes

• Shape
• Other, Round

• Size
• Customizable

• Steel Product Type
• Other, Round Bar

• Steel Standard
• Other, BS 970:1991, ASTM, IS Standards

• Steel Type
• Alloy Steel

• Surface
• Bright/Polished/Machined/Black

• Temper
• Heat Treated (Quenched and Tempered)

• Tensile Strength
• 850-1000 MPa (Depends on heat treatment)

• Thickness
• Available in multiple diameters (e.g., 10mm to 300mm)

• Usage
• Engineering, Mechanical, Automobile, Tool Making, Construction

• Weight
• Varies as per size and length

• Width
• Customizable as per customer requirement