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4140 Steel Round Bar

4140 Steel Round Bar

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Length:1/4"
Code:AS-RB-14
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Length:3/8"
Code:AS-RB-38
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Length:1/2"
Code:AS-RB-12
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Length:5/8"
Code:AS-RB-58
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Length:3/4"
Code:AS-RB-34
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Length:7/8"
Code:AS-RB-78
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Length:15/16"
Code:AS-RB-1516
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Length:1"
Code:AS-RB-1
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Length:1-1/8"
Code:AS-RB-118
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Length:1-1/4"
Code:AS-RB-114
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Length:1-3/8"
Code:AS-RB-138
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Length:1-1/2"
Code:AS-RB-112
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Length:1-5/8"
Code:AS-RB-158
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Length:1-3/4"
Code:AS-RB-134
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Length:1-7/8"
Code:AS-RB-178
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Length:2"
Code:AS-RB-2
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Length:3"
Code:AS-RB-3
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4140 Steel Round Bar is a cold drawn annealed steel round bar. It provides a combination of hardness, strength, abrasion resistance, and high impact stress-resistant properties. It has excellent toughness and good ductility and wear-resistance. It is considered suitable for heavy-duty industrial applications due to its physical and mechanical properties. It is used in various applications such as

  • Shafts
  • Dies
  • Jigs
  • Bolts
  • Piston rods
  • Axles
  • Machine parts
  • Sprockets
  • Hinges etc.

Metalsnet maintains extensive stocks of different diameters and lengths of 4140 Steel Round bars that can be ordered online. We ensure delivery of good quality products at market competitive prices.

Specifications:

4140 Steel Round Bar, ASTM A311, A108-13, AISI 4140

Chemical Composition

Element

Percentage

Carbon, C

0.380-0.430%

Manganese, Mn

0.75-1.00%

Silicon, Si

0.15-0.30%

Chromium, Cr

0.80-1.10%

Molybdenum, Mo

0.15-0.25%

Sulfur, S

0.040%

Phosphorous, P

0.035%

Iron, Fe

Balance

Mechanical Properties

Tensile Strength, Ultimate

95000 psi

Tensile Strength, Yield

60200 psi

Elongation at break (in 50 mm)

25.70%

Brinell Hardness

197

Melting Point

2580?F

Density

7.85 g/cm?

Physical Characteristics

Machinability

Good

Weldability

Good

Formability

Fair

*Data provided for the purpose of reference only.