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Alloy Steel Round Bar

-273 Products

Alloy Steel Product Guide Product   | Alloy Steel Round Bar Tolerances product

We carry Alloy Steel Round Bar in 4130 | 4140 | 4330 | 4340 | 8620 | 9310. Most of our Alloy Steel round bar/rod is available in full size and custom cut lengths.

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1 1/2" Alloy Steel Round Bar 4340-Annealed Hot Rolled - 
Part #: 25268

1 1/2" Alloy Steel Round Bar 4340-Annealed Hot Rolled -
Part #: 25268

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 1.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $57.83 ea.
  • 24″ (2 ft.) - $112.52 ea.
  • 36″ (3 ft.) - $153.58 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $191.50 ea.
  • 72″ (6 ft.) - $270.46 ea.
  • 96″ (8 ft.) - $336.86 ea.
  • 144″ (12 ft.) - $419.33 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$57.83 ea.
$57.83 for 1

2" Alloy Steel Round Bar 4340-Annealed Hot Rolled - 
Part #: 25269

2" Alloy Steel Round Bar 4340-Annealed Hot Rolled -
Part #: 25269

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 2"
See all available dimensions for this product
  • 12″ (1 ft.) - $109.68 ea.
  • 24″ (2 ft.) - $207.28 ea.
  • 36″ (3 ft.) - $306.11 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $396.88 ea.
  • 72″ (6 ft.) - $547.11 ea.
  • 96″ (8 ft.) - $700.56 ea.
  • 144″ (12 ft.) - $964.08 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$109.68 ea.
$109.68 for 1

7/8" Alloy Steel Round Bar 4340-Annealed Cold Finish - 
Part #: 25264

7/8" Alloy Steel Round Bar 4340-Annealed Cold Finish -
Part #: 25264

Click for more details

alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom

Dimensions

  • Diameter: 0.875"
See all available dimensions for this product
  • 12″ (1 ft.) - $54.35 ea.
  • 24″ (2 ft.) - $105.74 ea.
  • 36″ (3 ft.) - $144.33 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $179.96 ea.
  • 72″ (6 ft.) - $254.18 ea.
  • 96″ (8 ft.) - $316.58 ea.
  • 144″ (12 ft.) - $394.10 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$54.35 ea.
$54.35 for 1

1/2" Alloy Steel Round Bar 4340-Annealed Cold Finish - 
Part #: 25262

1/2" Alloy Steel Round Bar 4340-Annealed Cold Finish -
Part #: 25262

Click for more details

alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom

Dimensions

  • Diameter: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $10.30 ea.
  • 24″ (2 ft.) - $20.03 ea.
  • 36″ (3 ft.) - $27.30 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $34.05 ea.
  • 72″ (6 ft.) - $48.11 ea.
  • 96″ (8 ft.) - $59.92 ea.
  • 144″ (12 ft.) - $74.59 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$10.30 ea.
$10.30 for 1
quantity discountBuy More & Save up to 16% !
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Price ea.
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$8.57
16%
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1" Alloy Steel Round Bar 4340-Annealed Hot Rolled - 
Part #: 25265

1" Alloy Steel Round Bar 4340-Annealed Hot Rolled -
Part #: 25265

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 1"
See all available dimensions for this product
  • 12″ (1 ft.) - $31.71 ea.
  • 24″ (2 ft.) - $61.68 ea.
  • 36″ (3 ft.) - $84.20 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $105.01 ea.
  • 72″ (6 ft.) - $148.30 ea.
  • 96″ (8 ft.) - $184.69 ea.
  • 144″ (12 ft.) - $229.92 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$31.71 ea.
$31.71 for 1

3/4" Alloy Steel Round Bar 4340-Annealed Cold Finish - 
Part #: 25263

3/4" Alloy Steel Round Bar 4340-Annealed Cold Finish -
Part #: 25263

Click for more details

alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom

Dimensions

  • Diameter: 0.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $30.46 ea.
  • 24″ (2 ft.) - $59.27 ea.
  • 36″ (3 ft.) - $80.90 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $100.88 ea.
  • 72″ (6 ft.) - $142.48 ea.
  • 96″ (8 ft.) - $177.46 ea.
  • 144″ (12 ft.) - $220.90 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$30.46 ea.
$30.46 for 1

2 3/4" Maraging Steel Round Bar 250-Annealed - 
Part #: 21326

2 3/4" Maraging Steel Round Bar 250-Annealed -
Part #: 21326

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maraging-steel-round-bar-annealed-250-1superZoom

Dimensions

  • Diameter: 2.75"
See all available dimensions for this product
  • 36″ (3 ft.) - $5,543.28 ea.

    Buy 4 at the 12 ft price!
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$5,543.28 ea.
$5,543.28 for 1

10 1/2" Alloy Steel Round Bar 4340 Normalized & Tempered - 
Part #: 25647

10 1/2" Alloy Steel Round Bar 4340 Normalized & Tempered -
Part #: 25647

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alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 10.5"
See all available dimensions for this product
  • 24″ (2 ft.) - $4,281.99 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$4,281.99 ea.
$4,281.99 for 1

1 3/16" Alloy Steel Round Bar 4340-Normalized Cold Finish - 
Part #: 26091

1 3/16" Alloy Steel Round Bar 4340-Normalized Cold Finish -
Part #: 26091

Click for more details

alloy-steel-round-bar-4340-normalized-cold-finished-turned-1superZoom

Dimensions

  • Diameter: 1.188"
See all available dimensions for this product
  • 12″ (1 ft.) - $62.69 ea.
  • 24″ (2 ft.) - $121.97 ea.
  • 36″ (3 ft.) - $166.45 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $207.56 ea.
  • 72″ (6 ft.) - $293.17 ea.
  • 96″ (8 ft.) - $365.12 ea.
  • 144″ (12 ft.) - $454.50 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$62.69 ea.
$62.69 for 1
SALE! Save BIG on end of Year Deals!

2 3/4" Alloy Steel Round Bar 4140-Annealed Hot Rolled - 
Part #: 26220

2 3/4" Alloy Steel Round Bar 4140-Annealed Hot Rolled -
Part #: 26220

Click for more details

alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom

Dimensions

  • Diameter: 2.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $137.95 ea.
  • 24″ (2 ft.) - $260.71 ea.
  • 36″ (3 ft.) - $385.01 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $499.19 ea.
  • 72″ (6 ft.) - $688.15 ea.
  • 96″ (8 ft.) - $881.16 ea.
  • 144″ (12 ft.) - $1,212.60 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$137.95 ea.
$137.95 for 1

5" Alloy Steel Round Bar 9310 VAR - 
Part #: 27938

5" Alloy Steel Round Bar 9310 VAR-
Part #: 27938

Click for more details

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Dimensions

  • Diameter: 5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

6 1/2" Alloy Steel Round Bar 4140-Annealed Hot Rolled - 
Part #: 27951

6 1/2" Alloy Steel Round Bar 4140-Annealed Hot Rolled-
Part #: 27951

Click for more details

alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom

Dimensions

  • Diameter: 6.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

7/8" Alloy Steel Round Bar 4140 Cold Finished Heat Treated - 
Part #: mp-00002395

7/8" Alloy Steel Round Bar 4140 Cold Finished Heat Treated -
Part #: mp-00002395

Click for more details

Dimensions

  • Diameter: 0.875"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $15.12 ea.
  • 24″ (2 ft.) - $30.24 ea.
  • 36″ (3 ft.) - $45.37 ea.
  • 48″ (4 ft.) - $60.49 ea.
  • 72″ (6 ft.) - $90.73 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$15.12 ea.
$15.12 for 1
Sold and shipped by MSP Metals

2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002391

2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002391

Click for more details

Dimensions

  • Diameter: 2"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $62.26 ea.
  • 24″ (2 ft.) - $124.53 ea.
  • 36″ (3 ft.) - $186.79 ea.
  • 48″ (4 ft.) - $249.05 ea.
  • 72″ (6 ft.) - $373.57 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$62.26 ea.
$62.26 for 1
Sold and shipped by MSP Metals

3/4" Alloy Steel Round Bar 4140 Cold Finished Heat Treated - 
Part #: mp-00002397

3/4" Alloy Steel Round Bar 4140 Cold Finished Heat Treated -
Part #: mp-00002397

Click for more details

Dimensions

  • Diameter: 0.75"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $13.17 ea.
  • 24″ (2 ft.) - $26.35 ea.
  • 36″ (3 ft.) - $39.53 ea.
  • 48″ (4 ft.) - $52.70 ea.
  • 72″ (6 ft.) - $79.05 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$13.17 ea.
$13.17 for 1
Sold and shipped by MSP Metals

3" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002398

3" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002398

Click for more details

Dimensions

  • Diameter: 3"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $140.10 ea.
  • 24″ (2 ft.) - $280.18 ea.
  • 36″ (3 ft.) - $420.27 ea.
  • 48″ (4 ft.) - $560.36 ea.
  • 72″ (6 ft.) - $840.54 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$140.10 ea.
$140.10 for 1
Sold and shipped by MSP Metals

35mm Alloy Steel Round Bar 4140- TGP Metric 72" Length [+/- 2"] - 
Part #: 26923

35mm Alloy Steel Round Bar 4140- TGP Metric 72" Length [+/- 2"] -
Part #: 26923

Click for more details

alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom

Dimensions

  • Diameter: 35mm
See all available dimensions for this product

Pack of 1

QTY

$338.22 ea.
$338.22

8 1/2" Alloy Steel Round Bar 4340-Annealed Hot Rolled - 
Part #: 27112

8 1/2" Alloy Steel Round Bar 4340-Annealed Hot Rolled -
Part #: 27112

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 8.5"
See all available dimensions for this product
  • 72″ (6 ft.) - $7,108.05 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$7,108.05 ea.
$7,108.05 for 1

6" Alloy Steel Round Bar 4340-Normalized Hot Rolled - 
Part #: 27148

6" Alloy Steel Round Bar 4340-Normalized Hot Rolled-
Part #: 27148

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 6"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

6" Alloy Steel Round Bar 4340-Normalized Rough Turned - 
Part #: 27142

6" Alloy Steel Round Bar 4340-Normalized Rough Turned -
Part #: 27142

Click for more details

alloy-steel-round-bar-4340-normalized-rough-turned-1superZoom

Dimensions

  • Diameter: 6"
See all available dimensions for this product
  • 12″ (1 ft.) - $1,035.00 ea.
  • 24″ (2 ft.) - $1,956.26 ea.
  • 36″ (3 ft.) - $2,888.89 ea.

    Buy 4 at the 12 ft price!

  • 48″ (4 ft.) - $3,745.71 ea.
  • 72″ (6 ft.) - $5,163.64 ea.
  • 96″ (8 ft.) - $6,611.87 ea.
  • 144″ (12 ft.) - $9,098.90 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$1,035.00 ea.
$1,035.00 for 1

3 1/2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002399

3 1/2" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002399

Click for more details

Dimensions

  • Diameter: 3.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $192.66 ea.
  • 24″ (2 ft.) - $385.33 ea.
  • 72″ (6 ft.) - $1,155.99 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$192.66 ea.
$192.66 for 1
Sold and shipped by MSP Metals

4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002400

4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002400

Click for more details

Dimensions

  • Diameter: 4"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $249.05 ea.
  • 24″ (2 ft.) - $498.10 ea.
  • 72″ (6 ft.) - $1,494.29 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$249.05 ea.
$249.05 for 1
Sold and shipped by MSP Metals

3 1/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated - 
Part #: mp-00002402

3 1/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated -
Part #: mp-00002402

Click for more details

Dimensions

  • Diameter: 3.25"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $164.42 ea.
  • 24″ (2 ft.) - $328.82 ea.
  • 72″ (6 ft.) - $986.47 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.

QTY

$164.42 ea.
$164.42 for 1
Sold and shipped by MSP Metals

1 1/2" Alloy Steel Round Bar 4140 Cold Finished Heat Treated - 
Part #: mp-00002404

1 1/2" Alloy Steel Round Bar 4140 Cold Finished Heat Treated -
Part #: mp-00002404

Click for more details

Dimensions

  • Diameter: 1.5"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $37.66 ea.
  • 24″ (2 ft.) - $75.33 ea.
  • 36″ (3 ft.) - $112.99 ea.
  • 48″ (4 ft.) - $150.67 ea.
  • 72″ (6 ft.) - $225.99 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$37.66 ea.
$37.66 for 1
Sold and shipped by MSP Metals

1" Alloy Steel Round Bar 4140 Cold Finished Heat Treated - 
Part #: mp-00002410

1" Alloy Steel Round Bar 4140 Cold Finished Heat Treated -
Part #: mp-00002410

Click for more details

Dimensions

  • Diameter: 1"
  • Ships In: 1 Business Day
See all available dimensions for this product
  • 12″ (1 ft.) - $16.75 ea.
  • 24″ (2 ft.) - $33.48 ea.
  • 36″ (3 ft.) - $50.23 ea.
  • 48″ (4 ft.) - $66.96 ea.
  • 72″ (6 ft.) - $100.44 ea.
Best shipping value:
Single Heat Lot Required
Why are heat lots important?
Heat lots ensure consistent metal properties, full traceability, and quality control, which are critical for precision and reliability in your projects.

By selecting "Single Heat Lot Required" option, we ensure all cut pieces are sourced from a single heat lot for consistency in material characteristics.
Create Custom Cut

QTY

$16.75 ea.
$16.75 for 1
Sold and shipped by MSP Metals

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