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Alloy Steel Rectangle Bar

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Alloy Steel Rectangle Bar

We carry Alloy Steel Rectangle/Flat Bar in 4142 Prehardened (Chromoly) and 4340. Alloy steel rectangle/flat bar stock is available in full size and custom cut lengths.

Material Properties

Alloy Steel Product Guide |

Alloy Steel Rectangle Bar Tolerances

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-main

Alloy Steel Rectangle Bar

We carry Alloy Steel Rectangle/Flat Bar in 4142 Prehardened (Chromoly) and 4340. Alloy steel rectangle/flat bar stock is available in full size and custom cut lengths.

Material Properties

Alloy Steel Product Guide |

Alloy Steel Rectangle Bar Tolerances

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246 results

246 results

3/4" x 10" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19263

Select a Cut Size

QTY

Update

$957.78 for 1

$957.78 ea.

Dimensions

Thickness: 0.75"
Width: 10"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19263

3/4" x 2" Alloy Steel Rectangle Bar 4340 - Part # 23150

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/4" x 3" Alloy Steel Rectangle Bar 4340 Cold Drawn Part # 26151

Select a Cut Size

QTY

Update

$5,516.88 for 1

$5,516.88 ea.

Dimensions

Thickness: 0.75"
Width: 3"

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mild-steel-key-stock-rectangle-1superZoom-mob{product.code}

Key Features

FREE MTR Available

View more product details

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mild-steel-key-stock-rectangle-1superZoom-desk26151

0.75" X 1" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002536

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$24.23 for 1

$24.23 ea.

Dimensions

Thickness: 0.75"
Width: 1"

Click for more details

0.75" X 1" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

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0.75" X 1" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002536

0.75" X 1" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002536

Dimensions

Thickness: 0.75"
Width: 1"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $24.23 ea.
24″ (2 ft.) - $48.45 ea.
36″ (3 ft.) - $72.69 ea.
48″ (4 ft.) - $96.91 ea.
60″ (5 ft.) - $121.14 ea.
72″ (6 ft.) - $145.36 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 1.5" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002545

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$35.90 for 1

$35.90 ea.

Dimensions

Thickness: 0.75"
Width: 1.5"

Click for more details

0.75" X 1.5" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 1.5" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002545

0.75" X 1.5" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002545

Dimensions

Thickness: 0.75"
Width: 1.5"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $35.90 ea.
24″ (2 ft.) - $71.79 ea.
36″ (3 ft.) - $107.69 ea.
48″ (4 ft.) - $143.57 ea.
60″ (5 ft.) - $179.47 ea.
72″ (6 ft.) - $215.38 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 2" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002556

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$47.56 for 1

$47.56 ea.

Dimensions

Thickness: 0.75"
Width: 2"

Click for more details

0.75" X 2" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 2" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002556

0.75" X 2" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002556

Dimensions

Thickness: 0.75"
Width: 2"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $47.56 ea.
24″ (2 ft.) - $95.12 ea.
36″ (3 ft.) - $142.68 ea.
48″ (4 ft.) - $190.23 ea.
60″ (5 ft.) - $237.81 ea.
72″ (6 ft.) - $285.36 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 3" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002560

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$71.79 for 1

$71.79 ea.

Dimensions

Thickness: 0.75"
Width: 3"

Click for more details

0.75" X 3" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 3" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002560

0.75" X 3" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002560

Dimensions

Thickness: 0.75"
Width: 3"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $71.79 ea.
24″ (2 ft.) - $143.57 ea.
36″ (3 ft.) - $215.38 ea.
48″ (4 ft.) - $287.16 ea.
60″ (5 ft.) - $358.95 ea.
72″ (6 ft.) - $430.73 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 12" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002572

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$286.26 for 1

$286.26 ea.

Dimensions

Thickness: 0.75"
Width: 12"

Click for more details

0.75" X 12" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 12" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002572

0.75" X 12" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002572

Dimensions

Thickness: 0.75"
Width: 12"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $286.26 ea.
24″ (2 ft.) - $572.52 ea.
36″ (3 ft.) - $858.77 ea.
48″ (4 ft.) - $1,145.03 ea.
60″ (5 ft.) - $1,431.29 ea.
72″ (6 ft.) - $1,717.55 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 6" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002587

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$142.68 for 1

$142.68 ea.

Dimensions

Thickness: 0.75"
Width: 6"

Click for more details

0.75" X 6" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 6" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002587

0.75" X 6" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002587

Dimensions

Thickness: 0.75"
Width: 6"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $142.68 ea.
24″ (2 ft.) - $285.36 ea.
36″ (3 ft.) - $428.04 ea.
48″ (4 ft.) - $570.72 ea.
60″ (5 ft.) - $713.41 ea.
72″ (6 ft.) - $856.08 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 4" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002638

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$95.12 for 1

$95.12 ea.

Dimensions

Thickness: 0.75"
Width: 4"

Click for more details

0.75" X 4" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 4" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002638

0.75" X 4" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002638

Dimensions

Thickness: 0.75"
Width: 4"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $95.12 ea.
24″ (2 ft.) - $190.23 ea.
36″ (3 ft.) - $285.36 ea.
48″ (4 ft.) - $380.49 ea.
60″ (5 ft.) - $475.60 ea.
72″ (6 ft.) - $570.72 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

0.75" X 8" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002665

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$190.23 for 1

$190.23 ea.

Dimensions

Thickness: 0.75"
Width: 8"

Click for more details

0.75" X 8" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-mob{product.code}

Material Meets These Standard(s): ASTM-A 829

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

0.75" X 8" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate]-deskmp-00002665

0.75" X 8" Alloy Steel Rectangle Bar 4140 Heat Treated [Cut from Plate] Part # mp-00002665

Dimensions

Thickness: 0.75"
Width: 8"

Material Meets These Standard(s): ASTM-A 829

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $190.23 ea.
24″ (2 ft.) - $380.49 ea.
36″ (3 ft.) - $570.72 ea.
48″ (4 ft.) - $760.96 ea.
60″ (5 ft.) - $951.19 ea.
72″ (6 ft.) - $1,141.45 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3/4" x 4" Alloy Steel Rectangle Bar 4140-Annealed - Part # 28128

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/4" x 2" Alloy Steel Rectangle Bar 4140-Annealed - Part # 28436

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/4" x 1 1/4" Alloy Steel Rectangle Bar 4140-Annealed Cold Drawn - Part # 29184

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3/4" x 1" Alloy Steel Rectangle Bar 4140-Annealed Part # mp-00063098

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$22.13 for 1

$22.13 ea.

Dimensions

Thickness: 0.75"
Width: 1"

Click for more details

mild-steel-key-stock-rectangle-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

mild-steel-key-stock-rectangle-1superZoom-deskmp-00063098

3/4" x 1" Alloy Steel Rectangle Bar 4140-Annealed Part # mp-00063098

Dimensions

Thickness: 0.75"
Width: 1"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $22.13 ea.
24″ (2 ft.) - $44.26 ea.
36″ (3 ft.) - $66.39 ea.
48″ (4 ft.) - $88.52 ea.
60″ (5 ft.) - $110.66 ea.
72″ (6 ft.) - $132.79 ea.
144″ (12 ft.) - $265.57 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

1" x 2" Alloy Steel Rectangle Bar 4140 Part # 23254

Select a Size or Custom Cut

QTY

Update

$82.82 for 1

$82.82 ea.

Dimensions

Thickness: 1"
Width: 2"

Click for more details

mild-steel-key-stock-rectangle-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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mild-steel-key-stock-rectangle-1superZoom-desk23254

1" x 6" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19251

Select a Cut Size

QTY

Update

$611.67 for 1

$611.67 ea.

Dimensions

Thickness: 1"
Width: 6"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19251

1" x 5" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19242

Select a Cut Size

QTY

Update

$594.43 for 1

$594.43 ea.

Dimensions

Thickness: 1"
Width: 5"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19242

1" x 3 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19223

Select a Cut Size

QTY

Update

$450.72 for 1

$450.72 ea.

Dimensions

Thickness: 1"
Width: 3.5"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19223

1" x 4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19234

Select a Cut Size

QTY

Update

$499.53 for 1

$499.53 ea.

Dimensions

Thickness: 1"
Width: 4"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19234

1" x 1 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19176

Select a Cut Size

QTY

Update

$237.78 for 1

$237.78 ea.

Dimensions

Thickness: 1"
Width: 1.5"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19176

1" x 1 3/4" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19184

Select a Cut Size

QTY

Update

$280.95 for 1

$280.95 ea.

Dimensions

Thickness: 1"
Width: 1.75"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19184

1" x 2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19195

Select a Cut Size

QTY

Update

$279.27 for 1

$279.27 ea.

Dimensions

Thickness: 1"
Width: 2"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19195

1" x 2 1/2" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19204

Select a Cut Size

QTY

Update

$353.43 for 1

$353.43 ea.

Dimensions

Thickness: 1"
Width: 2.5"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19204

1" x 3" Alloy Steel Rectangle Bar 4142-Prehardened Part # 19215

Select a Cut Size

QTY

Update

$362.55 for 1

$362.55 ea.

Dimensions

Thickness: 1"
Width: 3"

Click for more details

alloy-steel-rectangle-bar-4142-prehardened-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-A322

Key Features

FREE MTR Available

View more product details

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alloy-steel-rectangle-bar-4142-prehardened-1superZoom-desk19215

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