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Alloy Steel Hex Bar

-31 Products

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

We carry alloy steel hex bar in 4130 cold drawn normalized, 4140/4142 cold finish, and 4140 metric. Alloy steel hex bar stock is available in custom cut and 1ft, 2ft, 3ft, 4ft, 5ft, 6ft, 7ft, 8ft, and 12ft lengths, and metric hexagonal steel bar is sold in 5ft lengths. As one of the top hexagonal steel bar suppliers, we offer competitive prices, outstanding service, and convenience – order the steel hex rod you need for your project and have it delivered directly to you!

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1/2" Alloy Steel Hex Bar 4340 Cold Finished, Normalized & Tempered - 
Part #: 27933

1/2" Alloy Steel Hex Bar 4340 Cold Finished, Normalized & Tempered -
Part #: 27933

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alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $12.48 ea.
  • 24″ (2 ft.) - $24.31 ea.
  • 36″ (3 ft.) - $33.17 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $38.01 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $41.37 ea.
  • 72″ (6 ft.) - $58.41 ea.
  • 96″ (8 ft.) - $72.76 ea.
  • 144″ (12 ft.) - $90.58 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

$12.48 ea.
$12.48 for 1

1/2" Alloy Steel Hex Bar 4340-Normalized - 
Part #: 13587

1/2" Alloy Steel Hex Bar 4340-Normalized -
Part #: 13587

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alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 0.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $17.18 ea.
  • 24″ (2 ft.) - $33.46 ea.
  • 36″ (3 ft.) - $45.65 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $52.30 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $56.94 ea.
  • 72″ (6 ft.) - $80.42 ea.
  • 96″ (8 ft.) - $100.16 ea.
  • 144″ (12 ft.) - $124.68 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

$17.18 ea.
$17.18 for 1
SALE! Save BIG on end of Year Deals!

5/8" Alloy Steel Hex Bar 4340 Cold Finished, Normalized & Tempered - 
Part #: 27781

5/8" Alloy Steel Hex Bar 4340 Cold Finished, Normalized & Tempered -
Part #: 27781

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 0.625"
See all available dimensions for this product
  • 12″ (1 ft.) - $19.63 ea.
  • 24″ (2 ft.) - $38.22 ea.
  • 36″ (3 ft.) - $52.15 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $59.90 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $65.05 ea.
  • 72″ (6 ft.) - $91.85 ea.
  • 96″ (8 ft.) - $114.40 ea.
  • 144″ (12 ft.) - $142.42 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

$19.63 ea.
$19.63 for 1

3/4" Alloy Steel Hex Bar 4140 Cold Finish - 
Part #: 27936

3/4" Alloy Steel Hex Bar 4140 Cold Finish-
Part #: 27936

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 0.75"
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 Hex Bar 4130-Annealed - 
Part #: 21078

7/8" Alloy Steel Hex Bar 4130-Annealed -
Part #: 21078

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alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 0.875"
See all available dimensions for this product
  • 12″ (1 ft.) - $33.30 ea.
  • 24″ (2 ft.) - $64.75 ea.
  • 36″ (3 ft.) - $88.40 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $250.14 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $110.23 ea.
  • 72″ (6 ft.) - $155.70 ea.
  • 96″ (8 ft.) - $193.91 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

$33.30 ea.
$33.30 for 1
quantity discountBuy More & Save up to 16% !
Qty
Price ea.
Savings
60+
$27.71
16%
More
Less

7/8" Alloy Steel Hex Bar 4130-Heat Treated Cold Drawn Condition F - 
Part #: 28780

7/8" Alloy Steel Hex Bar 4130-Heat Treated Cold Drawn Condition F-
Part #: 28780

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Dimensions

  • Across Flats: 0.875"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20242

1" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20242

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 1"
See all available dimensions for this product
  • 12″ (1 ft.) - $38.10 ea.
  • 24″ (2 ft.) - $74.09 ea.
  • 36″ (3 ft.) - $101.14 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $116.05 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $126.09 ea.
  • 72″ (6 ft.) - $178.10 ea.
  • 96″ (8 ft.) - $221.82 ea.
  • 144″ (12 ft.) - $276.12 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

$38.10 ea.
$38.10 for 1
quantity discountBuy More & Save up to 14% !
Qty
Price ea.
Savings
20+
$32.39
14%
More
Less

1 1/4" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20243

1 1/4" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20243

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 1.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $46.94 ea.
  • 24″ (2 ft.) - $91.35 ea.
  • 36″ (3 ft.) - $124.67 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $143.03 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $155.44 ea.
  • 72″ (6 ft.) - $219.56 ea.
  • 96″ (8 ft.) - $273.46 ea.
  • 144″ (12 ft.) - $340.40 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

$46.94 ea.
$46.94 for 1

1 3/8" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 27980

1 3/8" Alloy Steel Hex Bar 4140/4142-Cold Finish-
Part #: 27980

Click for more details

Placeholder for future product image

Dimensions

  • Across Flats: 1.375"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1 1/2" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20244

1 1/2" Alloy Steel Hex Bar 4140/4142-Cold Finish-
Part #: 20244

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 1.5"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

1 3/4" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20246

1 3/4" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20246

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 1.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $89.98 ea.
  • 24″ (2 ft.) - $170.07 ea.
  • 36″ (3 ft.) - $251.16 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $299.71 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $325.64 ea.
  • 72″ (6 ft.) - $448.92 ea.
  • 96″ (8 ft.) - $574.82 ea.
  • 144″ (12 ft.) - $791.02 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

$89.98 ea.
$89.98 for 1

2" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20247

2" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20247

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 2"
See all available dimensions for this product
  • 12″ (1 ft.) - $141.93 ea.
  • 24″ (2 ft.) - $268.29 ea.
  • 36″ (3 ft.) - $396.19 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $472.79 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $513.71 ea.
  • 72″ (6 ft.) - $708.15 ea.
  • 96″ (8 ft.) - $906.77 ea.
  • 144″ (12 ft.) - $1,247.86 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

$141.93 ea.
$141.93 for 1

2 1/4" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20248

2 1/4" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20248

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 2.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $122.19 ea.
  • 24″ (2 ft.) - $230.96 ea.
  • 36″ (3 ft.) - $341.07 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $407.04 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $442.23 ea.
  • 72″ (6 ft.) - $609.63 ea.
  • 96″ (8 ft.) - $780.61 ea.
  • 144″ (12 ft.) - $1,074.24 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

$122.19 ea.
$122.19 for 1

2 3/8" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20249

2 3/8" Alloy Steel Hex Bar 4140/4142-Cold Finish-
Part #: 20249

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 2.375"
See all available dimensions for this product
Pricing and availability for this item changes frequently. Contact us now for a fast quote.

2/ 1/2" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20250

2/ 1/2" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20250

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 2.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $158.31 ea.
  • 24″ (2 ft.) - $299.23 ea.
  • 36″ (3 ft.) - $441.88 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $527.32 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $572.97 ea.
  • 72″ (6 ft.) - $789.85 ea.
  • 144″ (12 ft.) - $1,391.80 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

$158.31 ea.
$158.31 for 1

2 3/4" Alloy Steel Hex Bar 4140/4142-Cold Finish - 
Part #: 20251

2 3/4" Alloy Steel Hex Bar 4140/4142-Cold Finish -
Part #: 20251

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 2.75"
See all available dimensions for this product
  • 12″ (1 ft.) - $231.04 ea.
  • 24″ (2 ft.) - $436.67 ea.
  • 36″ (3 ft.) - $644.86 ea.

    Buy 4 at the 12 ft price!

  • 44″ (44 in.) - $769.57 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $836.10 ea.
  • 72″ (6 ft.) - $1,152.62 ea.
  • 144″ (12 ft.) - $2,031.02 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

$231.04 ea.
$231.04 for 1

5mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24513

5mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24513

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 5mm
See all available dimensions for this product

Pack of 8

QTY

$125.74 ea.
$125.74

7mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24514

7mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24514

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 7mm
See all available dimensions for this product

Pack of 8

QTY

$124.85 ea.
$124.85

8mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24515

8mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24515

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 8mm
See all available dimensions for this product

Pack of 4

QTY

$114.58 ea.
$114.58

10mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24516

10mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24516

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 10mm
See all available dimensions for this product

Pack of 3

QTY

$120.42 ea.
$120.42

12mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24517

12mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24517

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 12mm
See all available dimensions for this product

Pack of 2

QTY

$128.00 ea.
$128.00

13mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24518

13mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24518

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 13mm
See all available dimensions for this product

Pack of 2

QTY

$144.85 ea.
$144.85

14mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24519

14mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24519

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 14mm
See all available dimensions for this product

Pack of 2

QTY

$169.74 ea.
$169.74

15mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24520

15mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24520

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 15mm
See all available dimensions for this product

Pack of 2

QTY

$171.64 ea.
$171.64

17mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] - 
Part #: 24521

17mm Alloy Steel Hex Bar 4140 Metric 60" Length [+/- 2"] -
Part #: 24521

Click for more details

alloy-steel-hex-bar-4140-4142-cold-finish-1superZoom

Dimensions

  • Across Flats: 17mm
See all available dimensions for this product

Pack of 1

QTY

$123.97 ea.
$123.97
  • 1

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