Beat the High UPS Rates with Us! Buy 44" Lengths for the BEST Rates Around!  


Value of your cart over $1000? Email, call, or chat for an additional discount!

Shop all Products
Save With Online Metals Daily Deals
Save With No Junk Fees at Online metals

Open for Orders 24/7!

Deals
Get a Quick Quote!
rectangle-bar-large-new-min-4superZoom

Carbon Steel Rectangle Bar

-690 Products

Carbon Steel Product Guide Product

Carbon steel flat bar is one of the most widely used materials on the planet. You'll find rectangular bar in everything from building construction to household appliances. We carry carbon steel flat bar in A36, 1018, 1045, 1075, 1084, 1095, 11L17, 15N20, 26C3, 52100, and 80CrV2. Most cold-rolled steel flat bar stock is available in full-size and custom-cut lengths.

 

Relevant Knowledge Hub Resources: 5 Reasons to Cut to Size | Hot Roll vs Cold Roll Steel

Sort by

Price:Low to High
  • Size
  • Price:Low to High
  • Product Name: Z to A
  • Product Name: A to Z

Close

Refine Your Results

Clear Search

Filters

Material

Shape

Alloy/Type

Temper

Production Method

Domestic

DFARS

seller

.188" x 1.5" Carbon Steel Rectangle Bar 52100 - 
Part #: mp-00001185

.188" x 1.5" Carbon Steel Rectangle Bar 52100 -
Part #: mp-00001185

Click for more details

Dimensions

  • Thickness: 0.188"
  • Width: 1.5"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $21.50 ea.

QTY

$21.50 ea.
$21.50 for 1
Sold and shipped by Alpha Knife Supply

.160" x 2.0" Carbon Steel Rectangle Bar 1084 - 
Part #: mp-00001282

.160" x 2.0" Carbon Steel Rectangle Bar 1084 -
Part #: mp-00001282

Click for more details

Dimensions

  • Thickness: 0.16"
  • Width: 2"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $22.00 ea.

QTY

$22.00 ea.
$22.00 for 1
Sold and shipped by Alpha Knife Supply

1.25" x 2.5" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: mp-00038685

1.25" x 2.5" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: mp-00038685

Click for more details

Dimensions

  • Thickness: 1.25"
  • Width: 2.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $22.06 ea.
  • 24″ (2 ft.) - $44.11 ea.
  • 36″ (3 ft.) - $66.17 ea.
  • 48″ (4 ft.) - $88.23 ea.
  • 60″ (5 ft.) - $110.29 ea.
  • 72″ (6 ft.) - $132.34 ea.
Create Custom Cut

QTY

$22.06 ea.
$22.06 for 1
Sold and shipped by MSP Metals
SALE! Save BIG on end of Year Deals!

0.3125" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10054

0.3125" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10054

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.3125"
  • Width: 8"
See all available dimensions for this product
  • 12″ (1 ft.) - $22.17 ea.
  • 24″ (2 ft.) - $41.88 ea.
  • 36″ (3 ft.) - $61.84 ea.
  • 44″ (44 in.) - $73.78 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $80.16 ea.
  • 72″ (6 ft.) - $110.43 ea.
  • 96″ (8 ft.) - $141.33 ea.
  • 240″ (20 ft.) - $327.16 ea. -LTL freight rates apply
Create Custom Cut

QTY

$22.17 ea.
$22.17 for 1

.196" x 1.5" Carbon Steel Rectangle Bar 80CRV2 - 
Part #: mp-00001259

.196" x 1.5" Carbon Steel Rectangle Bar 80CRV2 -
Part #: mp-00001259

Click for more details

Dimensions

  • Thickness: 0.196"
  • Width: 1.5"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $22.80 ea.

QTY

$22.80 ea.
$22.80 for 1
Sold and shipped by Alpha Knife Supply

0.375" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10067

0.375" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10067

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.375"
  • Width: 6"
See all available dimensions for this product
  • 12″ (1 ft.) - $22.84 ea.
  • 24″ (2 ft.) - $44.47 ea.
  • 36″ (3 ft.) - $60.68 ea.
  • 44″ (44 in.) - $69.60 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $75.65 ea.
  • 72″ (6 ft.) - $106.86 ea.
  • 96″ (8 ft.) - $133.08 ea.
  • 240″ (20 ft.) - $276.12 ea. -LTL freight rates apply
Create Custom Cut

QTY

$22.84 ea.
$22.84 for 1

0.125" x 0.5" Carbon Steel Rectangle Bar 1018 Precision Ground - 
Part #: 11759

0.125" x 0.5" Carbon Steel Rectangle Bar 1018 Precision Ground -
Part #: 11759

Click for more details

tool-steel-rectangle-bar-1018-1superZoom

Dimensions

  • Thickness: 0.125"
  • Width: 0.5"
See all available dimensions for this product
  • 24″ (2 ft.) - $22.93 ea.

QTY

$22.93 ea.
$22.93 for 1

0.0625" x 0.75" Carbon Steel Rectangle Bar 1018 Precision Ground - 
Part #: 11643

0.0625" x 0.75" Carbon Steel Rectangle Bar 1018 Precision Ground -
Part #: 11643

Click for more details

tool-steel-rectangle-bar-1018-1superZoom

Dimensions

  • Thickness: 0.0625"
  • Width: 0.75"
See all available dimensions for this product
  • 24″ (2 ft.) - $23.05 ea.

QTY

$23.05 ea.
$23.05 for 1

0.5" x 5.5" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 25939

0.5" x 5.5" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 25939

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 5.5"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.06 ea.
  • 24″ (2 ft.) - $43.57 ea.
  • 36″ (3 ft.) - $64.34 ea.
  • 44″ (44 in.) - $76.73 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $83.37 ea.
  • 72″ (6 ft.) - $114.86 ea.
  • 96″ (8 ft.) - $147.03 ea.
  • 144″ (12 ft.) - $204.20 ea.
  • 240″ (20 ft.) - $340.34 ea. -LTL freight rates apply

QTY

$23.06 ea.
$23.06 for 1

0.25" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10038

0.25" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10038

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.25"
  • Width: 8"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.47 ea.
  • 24″ (2 ft.) - $45.69 ea.
  • 36″ (3 ft.) - $62.35 ea.
  • 44″ (44 in.) - $71.53 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $77.73 ea.
  • 72″ (6 ft.) - $109.80 ea.
  • 96″ (8 ft.) - $136.74 ea.
  • 240″ (20 ft.) - $283.72 ea. -LTL freight rates apply
Create Custom Cut

QTY

$23.47 ea.
$23.47 for 1

.144" x 3.0" Carbon Steel Rectangle Bar 26C3 - 
Part #: mp-00001171

.144" x 3.0" Carbon Steel Rectangle Bar 26C3 -
Part #: mp-00001171

Click for more details

Dimensions

  • Thickness: 0.144"
  • Width: 3"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $23.50 ea.

QTY

$23.50 ea.
$23.50 for 1
Sold and shipped by Alpha Knife Supply

1.5" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: mp-00038688

1.5" x 2" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: mp-00038688

Click for more details

Dimensions

  • Thickness: 1.5"
  • Width: 2"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.50 ea.
  • 24″ (2 ft.) - $47.00 ea.
  • 36″ (3 ft.) - $70.50 ea.
  • 48″ (4 ft.) - $94.00 ea.
  • 60″ (5 ft.) - $117.50 ea.
  • 72″ (6 ft.) - $141.00 ea.
Create Custom Cut

QTY

$23.50 ea.
$23.50 for 1
Sold and shipped by MSP Metals

0.75" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10097

0.75" x 4" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10097

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.75"
  • Width: 4"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.58 ea.
  • 24″ (2 ft.) - $44.52 ea.
  • 36″ (3 ft.) - $65.75 ea.
  • 44″ (44 in.) - $78.42 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $85.21 ea.
  • 72″ (6 ft.) - $117.38 ea.
  • 96″ (8 ft.) - $150.25 ea.
  • 240″ (20 ft.) - $347.82 ea. -LTL freight rates apply
Create Custom Cut

QTY

$23.58 ea.
$23.58 for 1
qty discount iconBuy More & Save up to 24% !
Qty
Price ea.
Savings
60+
$17.69
24%
More
Less

0.75" x 2" Carbon Steel Rectangle Bar 1018 Cold Finish - 
Part #: 9717

0.75" x 2" Carbon Steel Rectangle Bar 1018 Cold Finish -
Part #: 9717

Click for more details

mild-steel-rectangle-bar-1018-1superZoom

Dimensions

  • Thickness: 0.75"
  • Width: 2"
See all available dimensions for this product
  • 12″ (1 ft.) - $23.63 ea.
  • 24″ (2 ft.) - $45.98 ea.
  • 36″ (3 ft.) - $62.76 ea.
  • 44″ (44 in.) - $72.00 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $78.25 ea.
  • 72″ (6 ft.) - $110.53 ea.
  • 96″ (8 ft.) - $137.66 ea.
  • 144″ (12 ft.) - $171.36 ea.
Create Custom Cut

QTY

$23.63 ea.
$23.63 for 1

0.09375" x 0.5" Carbon Steel Rectangle Bar 1018 Precision Ground - 
Part #: 11698

0.09375" x 0.5" Carbon Steel Rectangle Bar 1018 Precision Ground -
Part #: 11698

Click for more details

tool-steel-rectangle-bar-1018-1superZoom

Dimensions

  • Thickness: 0.09375"
  • Width: 0.5"
See all available dimensions for this product
  • 24″ (2 ft.) - $23.69 ea.

QTY

$23.69 ea.
$23.69 for 1

.156" x 2.0" Carbon Steel Rectangle Bar 80CRV2 - 
Part #: mp-00001254

.156" x 2.0" Carbon Steel Rectangle Bar 80CRV2 -
Part #: mp-00001254

Click for more details

Dimensions

  • Thickness: 0.156"
  • Width: 2"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $23.70 ea.

QTY

$23.70 ea.
$23.70 for 1
Sold and shipped by Alpha Knife Supply

.120" x 3.0" Carbon Steel Rectangle Bar 15N20 - 
Part #: mp-00001179

.120" x 3.0" Carbon Steel Rectangle Bar 15N20 -
Part #: mp-00001179

Click for more details

Dimensions

  • Thickness: 0.12"
  • Width: 3"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $23.90 ea.

QTY

$23.90 ea.
$23.90 for 1
Sold and shipped by Alpha Knife Supply

.192" x 3.0" Carbon Steel Rectangle Bar 1075 - 
Part #: mp-00001143

.192" x 3.0" Carbon Steel Rectangle Bar 1075 -
Part #: mp-00001143

Click for more details

Dimensions

  • Thickness: 0.192"
  • Width: 3"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $24.40 ea.

QTY

$24.40 ea.
$24.40 for 1
Sold and shipped by Alpha Knife Supply

.120" x 3.0" Carbon Steel Rectangle Bar 1084 - 
Part #: mp-00001275

.120" x 3.0" Carbon Steel Rectangle Bar 1084 -
Part #: mp-00001275

Click for more details

Dimensions

  • Thickness: 0.12"
  • Width: 3"
See all available dimensions for this product
  • 11.6″ (11.6 in.) - $24.60 ea.

QTY

$24.60 ea.
$24.60 for 1
Sold and shipped by Alpha Knife Supply

0.5" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10078

0.5" x 6" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10078

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 6"
See all available dimensions for this product
  • 12″ (1 ft.) - $24.96 ea.
  • 24″ (2 ft.) - $47.13 ea.
  • 36″ (3 ft.) - $69.60 ea.
  • 44″ (44 in.) - $83.05 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $90.23 ea.
  • 72″ (6 ft.) - $124.29 ea.
  • 96″ (8 ft.) - $159.11 ea.
  • 240″ (20 ft.) - $368.28 ea. -LTL freight rates apply
Create Custom Cut

QTY

$24.96 ea.
$24.96 for 1

0.25" x 4" Carbon Steel Rectangle Bar 1018 Cold Finish - 
Part #: 7474

0.25" x 4" Carbon Steel Rectangle Bar 1018 Cold Finish -
Part #: 7474

Click for more details

mild-steel-key-stock-rectangle-1superZoom

Dimensions

  • Thickness: 0.25"
  • Width: 4"
See all available dimensions for this product
  • 12″ (1 ft.) - $25.12 ea.
  • 24″ (2 ft.) - $48.88 ea.
  • 36″ (3 ft.) - $66.72 ea.
  • 44″ (44 in.) - $76.53 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $83.19 ea.
  • 72″ (6 ft.) - $117.49 ea.
  • 96″ (8 ft.) - $146.34 ea.
  • 144″ (12 ft.) - $182.16 ea.
Create Custom Cut

QTY

$25.12 ea.
$25.12 for 1

1" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 12879

1" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 12879

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 1"
  • Width: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $25.12 ea.
  • 24″ (2 ft.) - $47.49 ea.
  • 36″ (3 ft.) - $70.11 ea.
  • 44″ (44 in.) - $83.64 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $90.87 ea.
  • 72″ (6 ft.) - $125.19 ea.
  • 96″ (8 ft.) - $160.23 ea.
  • 240″ (20 ft.) - $370.92 ea. -LTL freight rates apply
Create Custom Cut

QTY

$25.12 ea.
$25.12 for 1

0.375" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: 10068

0.375" x 8" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: 10068

Click for more details

mild-steel-rectangle-bar-hot-rolled-a36-1superZoom

Dimensions

  • Thickness: 0.375"
  • Width: 8"
See all available dimensions for this product
  • 12″ (1 ft.) - $25.23 ea.
  • 24″ (2 ft.) - $47.67 ea.
  • 36″ (3 ft.) - $70.38 ea.
  • 44″ (44 in.) - $83.96 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $91.24 ea.
  • 72″ (6 ft.) - $125.69 ea.
  • 96″ (8 ft.) - $160.86 ea.
  • 240″ (20 ft.) - $372.38 ea. -LTL freight rates apply
Create Custom Cut

QTY

$25.23 ea.
$25.23 for 1

0.5" x 2.25" Carbon Steel Rectangle Bar 1018 Cold Finish - 
Part #: 7506

0.5" x 2.25" Carbon Steel Rectangle Bar 1018 Cold Finish -
Part #: 7506

Click for more details

mild-steel-key-stock-rectangle-1superZoom

Dimensions

  • Thickness: 0.5"
  • Width: 2.25"
See all available dimensions for this product
  • 12″ (1 ft.) - $25.42 ea.
  • 24″ (2 ft.) - $49.46 ea.
  • 36″ (3 ft.) - $67.54 ea.
  • 44″ (44 in.) - $77.50 ea.

    Order to avoid UPS additional handling fees

  • 48″ (4 ft.) - $84.20 ea.
  • 72″ (6 ft.) - $118.91 ea.
  • 96″ (8 ft.) - $148.12 ea.
  • 144″ (12 ft.) - $184.38 ea.
Create Custom Cut

QTY

$25.42 ea.
$25.42 for 1

1.25" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled - 
Part #: mp-00038671

1.25" x 3" Carbon Steel Rectangle Bar A36 Hot Rolled -
Part #: mp-00038671

Click for more details

Dimensions

  • Thickness: 1.25"
  • Width: 3"
See all available dimensions for this product
  • 12″ (1 ft.) - $25.50 ea.
  • 24″ (2 ft.) - $51.00 ea.
  • 36″ (3 ft.) - $76.50 ea.
  • 48″ (4 ft.) - $102.00 ea.
  • 60″ (5 ft.) - $127.50 ea.
  • 72″ (6 ft.) - $153.00 ea.
Create Custom Cut

QTY

$25.50 ea.
$25.50 for 1
Sold and shipped by MSP Metals

Can't find what you're looking for?

Contact us for a custom quote