Raw Materials

The Foundation of Every Project – Buy Raw Materials Online at The Avenjers

Every great build begins with quality materials. At The Avenjers, we make it easy to Buy Raw Materials Online for all your industrial, commercial, and DIY needs. Whether you're fabricating, repairing, or manufacturing, our Bulk Industrial Supply for Work provides a solid foundation for superior performance and lasting results.

Materials That Work as Hard as You Do

Our raw materials are sourced for their consistency, strength, and versatility. Choose from a wide range of options, including:

  • Metals like aluminum, brass, copper, and steel sheets
  • Plastics and polymers for fabrication and insulation
  • Rubber, foam, and sealing materials
  • Welding rods, fillers, and other essentials

Each material meets strict industry standards and is available in various sizes, thicknesses, and quantities.

Ideal for Every Industry

Whether you’re building machines or crafting prototypes, our Bulk Industrial Supply for Work is used across sectors such as:

  • Construction and infrastructure
  • Automotive and aerospace manufacturing
  • Electrical and HVAC installations
  • Furniture, signage, and décor design

Our inventory ensures you always have the right material, when and where you need it.

Why Buy Raw Materials Online from The Avenjers?

  • A broad variety of ready-to-use raw supplies
  • Accurate measurements and consistent quality
  • Bulk ordering options for cost-effective sourcing
  • Reliable shipping and responsive support

Whether you need small quantities or bulk loads, we deliver exactly what your job demands.

Stock Up with Confidence

Avoid delays by keeping your shop or site stocked with essential materials. Our raw materials are packed securely, labeled clearly, and always ready for immediate application.

Build with confidence – Buy Raw Materials Online at The Avenjers and get high-quality Bulk Industrial Supply for Work delivered to your door!

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  • Alloy Steel Rod, 36 in L, 3/8 in Dia.
    SKU G502644259
    Categories Raw Materials
    Description 4130 Alloy Steel Rod, Material Alloy Steel, Material Grade 4130, Overall Length 36 in, Heat Treatable Yes, Heat Treatment Tempered, Mechanical Finish Mill, Outside Diameter 3/8 in, Outside Diameter Tolerance +/-0.004 in, Yield Strength 63,000 psi, Fabrication Cold Finished, Rockwell Hardness B92, Brinell Hardness 197, Machinability Not Rated, Tensile Strength 97,000 psi, Includes Material Certificate Yes, Standards AMS 6348, AMS 6370, AMS/MIL S 6758, ASTM A108
    $17.99 / each
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    Alloy Steel Rod, 36 in L, 3/8 in Dia.
    SKU G502644259
    Categories Raw Materials
    Description 4130 Alloy Steel Rod, Material Alloy Steel, Material Grade 4130, Overall Length 36 in, Heat Treatable Yes, Heat Treatment Tempered, Mechanical Finish Mill, Outside Diameter 3/8 in, Outside Diameter Tolerance +/-0.004 in, Yield Strength 63,000 psi, Fabrication Cold Finished, Rockwell Hardness B92, Brinell Hardness 197, Machinability Not Rated, Tensile Strength 97,000 psi, Includes Material Certificate Yes, Standards AMS 6348, AMS 6370, AMS/MIL S 6758, ASTM A108
    $17.99 / each
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  • Alloy Steel Rod, 6 in L, 1 5/8 in Dia.
    SKU G402716025
    Categories Raw Materials
    Description 4140 Alloy Steel Rod, Material Alloy Steel, Material Grade 4140, Overall Length 6 in, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Outside Diameter 1 5/8 in, Outside Diameter Tolerance -0.004 in, Yield Strength 60,000 psi, Fabrication Cold Finished, Rockwell Hardness C10, Brinell Hardness 187, Machinability 66 Percent, Tensile Strength 114,000 psi, Includes Material Certificate Yes, Standards ASTM A304, ASTM A322, ASTM A331, Length Tolerance +/-0.125 in, Shape Rod
    $26.54 / each
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    Alloy Steel Rod, 6 in L, 1 5/8 in Dia.
    SKU G402716025
    Categories Raw Materials
    Description 4140 Alloy Steel Rod, Material Alloy Steel, Material Grade 4140, Overall Length 6 in, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Outside Diameter 1 5/8 in, Outside Diameter Tolerance -0.004 in, Yield Strength 60,000 psi, Fabrication Cold Finished, Rockwell Hardness C10, Brinell Hardness 187, Machinability 66 Percent, Tensile Strength 114,000 psi, Includes Material Certificate Yes, Standards ASTM A304, ASTM A322, ASTM A331, Length Tolerance +/-0.125 in, Shape Rod
    $26.54 / each
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  • Alloy Steel Rectangle Bar, 24 in L, 4 in W
    SKU G201917180
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.38 in, Thickness Tolerance +0.000 in/-0.004 in, Overall Length 24 in, Overall Width 4 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished

    graingerSKU: 782LG7, mscSKU: , zoro_no: G201917180, mongo_id: 65bbee0c526e052139ae754b

    $74.42 / each
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    Alloy Steel Rectangle Bar, 24 in L, 4 in W
    SKU G201917180
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.38 in, Thickness Tolerance +0.000 in/-0.004 in, Overall Length 24 in, Overall Width 4 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished

    graingerSKU: 782LG7, mscSKU: , zoro_no: G201917180, mongo_id: 65bbee0c526e052139ae754b

    $74.42 / each
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  • Alloy Steel Square Bar, 36 in L, 1/2 in W
    SKU G501917231
    Categories Raw Materials
    Description 4140 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.5 in, Thickness Tolerance +0.000 in/-0.004 in, Overall Length 36 in, Overall Width 1/2 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished, Length Tolerance +/-3 in
    $26.09 / each
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    Alloy Steel Square Bar, 36 in L, 1/2 in W
    SKU G501917231
    Categories Raw Materials
    Description 4140 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.5 in, Thickness Tolerance +0.000 in/-0.004 in, Overall Length 36 in, Overall Width 1/2 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished, Length Tolerance +/-3 in
    $26.09 / each
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  • Alloy Steel Rectangle Bar, 12" L, 3 1/2" W
    SKU G206903775
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 2 in, Thickness Tolerance +0.000 in/-0.008 in, Overall Length 12 in, Overall Width 3 1/2 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Shape Rectangular Bar
    $316.11 / each
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    Alloy Steel Rectangle Bar, 12" L, 3 1/2" W
    SKU G206903775
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 2 in, Thickness Tolerance +0.000 in/-0.008 in, Overall Length 12 in, Overall Width 3 1/2 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Shape Rectangular Bar
    $316.11 / each
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  • Alloy Steel Sheet, 24 in L, 24 in W
    SKU G902644682
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Overall Length 24 in, Overall Width 24 in, Thickness 0.125 in, Thickness Tolerance +/-0.009 in, Yield Strength 66,000 psi, Fabrication Cold Finished, Rockwell Hardness B82, Machinability 70 Percent, Tensile Strength 81,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6350, AMS 6351, ASTM A505, Includes Material Certificate Yes
    $154.11 / each
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    Alloy Steel Sheet, 24 in L, 24 in W
    SKU G902644682
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Overall Length 24 in, Overall Width 24 in, Thickness 0.125 in, Thickness Tolerance +/-0.009 in, Yield Strength 66,000 psi, Fabrication Cold Finished, Rockwell Hardness B82, Machinability 70 Percent, Tensile Strength 81,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6350, AMS 6351, ASTM A505, Includes Material Certificate Yes
    $154.11 / each
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  • Alloy Steel Round Tube, 6 ft L, 2 in Dia.
    SKU G203045300
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 1.87 in, Outside Diameter 2 in, Overall Length 6 ft, Wall Thickness 0.065 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $139.49 / each
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    Alloy Steel Round Tube, 6 ft L, 2 in Dia.
    SKU G203045300
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 1.87 in, Outside Diameter 2 in, Overall Length 6 ft, Wall Thickness 0.065 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $139.49 / each
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  • Alloy Steel Round Tube, 6' L, 3/8" Dia.
    SKU G603045658
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 0.259 in, Outside Diameter 3/8 in, Overall Length 6 ft, Wall Thickness 0.058 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $76.83 / each
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    Alloy Steel Round Tube, 6' L, 3/8" Dia.
    SKU G603045658
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 0.259 in, Outside Diameter 3/8 in, Overall Length 6 ft, Wall Thickness 0.058 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $76.83 / each
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  • Alloy Steel Sheet, 24 in L, 12 in W
    SKU G402644595
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Overall Length 24 in, Overall Width 12 in, Thickness 0.125 in, Thickness Tolerance +/-0.009 in, Yield Strength 66,000 psi, Fabrication Cold Finished, Rockwell Hardness B82, Machinability 70 Percent, Tensile Strength 81,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6350, AMS 6351, ASTM A505, Includes Material Certificate Yes
    $94.15 / each
    Web price
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    Alloy Steel Sheet, 24 in L, 12 in W
    SKU G402644595
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Overall Length 24 in, Overall Width 12 in, Thickness 0.125 in, Thickness Tolerance +/-0.009 in, Yield Strength 66,000 psi, Fabrication Cold Finished, Rockwell Hardness B82, Machinability 70 Percent, Tensile Strength 81,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6350, AMS 6351, ASTM A505, Includes Material Certificate Yes
    $94.15 / each
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  • 6.5" Dia x 3 ft. 4340 Alloy Bar Rod
    SKU G9450677
    Categories Raw Materials
    Description Alloy Bar/Rod,4340 3.500 In.O.D.,3 ft.
    $2,613.74 / each
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    6.5" Dia x 3 ft. 4340 Alloy Bar Rod
    SKU G9450677
    Categories Raw Materials
    Description Alloy Bar/Rod,4340 3.500 In.O.D.,3 ft.
    $2,613.74 / each
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  • Alloy Steel Round Tube, 12" L, 5/8" Dia.
    SKU G003045395
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 0.495 in, Outside Diameter 5/8 in, Overall Length 12 in, Wall Thickness 0.065 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $18.44 / each
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    Alloy Steel Round Tube, 12" L, 5/8" Dia.
    SKU G003045395
    Categories Raw Materials
    Description 4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 0.495 in, Outside Diameter 5/8 in, Overall Length 12 in, Wall Thickness 0.065 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Aircraft Exterior, Fasteners, Gears, Structural Frames, Brinell Hardness 156, Includes Material Certificate Yes, Inside Diameter Tolerance Not Rated
    $18.44 / each
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  • Alloy Steel Sheet, 36 in L, 12 in W
    SKU G106599368
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Tempered, Mechanical Finish Mill, Overall Length 36 in, Overall Width 12 in, Thickness 0.19 in, Thickness Tolerance +/-0.009 in, Yield Strength 63,000 psi, Fabrication Cold Finished, Rockwell Hardness B92, Machinability 70 Percent, Tensile Strength 97,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6345, ASTM A505, Includes Material Certificate Yes
    $201.36 / each
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    Alloy Steel Sheet, 36 in L, 12 in W
    SKU G106599368
    Categories Raw Materials
    Description 4130 Alloy Steel Sheet, Material Alloy Steel, Material Grade 4130, Heat Treatable Yes, Heat Treatment Tempered, Mechanical Finish Mill, Overall Length 36 in, Overall Width 12 in, Thickness 0.19 in, Thickness Tolerance +/-0.009 in, Yield Strength 63,000 psi, Fabrication Cold Finished, Rockwell Hardness B92, Machinability 70 Percent, Tensile Strength 97,000 psi, Length Tolerance Not Rated, Width Tolerance Not Rated, Standards AMS 6345, ASTM A505, Includes Material Certificate Yes
    $201.36 / each
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  • Alloy Steel Rectangle Bar, 3 1/2" L, 3" W
    SKU G501917361
    Categories Raw Materials
    Description 4140 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 3.5 in, Thickness Tolerance +0.000 in/-0.008 in, Overall Length 3.5 in, Overall Width 3 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished
    $72.17 / each
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    Alloy Steel Rectangle Bar, 3 1/2" L, 3" W
    SKU G501917361
    Categories Raw Materials
    Description 4140 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 3.5 in, Thickness Tolerance +0.000 in/-0.008 in, Overall Length 3.5 in, Overall Width 3 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Cold Finished
    $72.17 / each
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  • Alloy Steel Rectangle Bar, 36 in L, 1 in W
    SKU G601917292
    Categories Raw Materials
    Description 4142 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4142, Thickness 0.5 in, Thickness Tolerance +0.010 in/-0.045 in, Overall Length 36 in, Overall Width 1 in, Fabrication Hot Rolled, Heat Treatable Yes, Heat Treatment Pre-Hardened, Yield Strength 93,000 psi, Tensile Strength Not Rated, Brinell Hardness 261, Rockwell Hardness C28 to C32, Machinability 63 Percent, Standards ASTM A322, Length Tolerance +/-3 in, Maximum Temperature 1,000 Degrees F, Shape Rectangular Bar
    $52.75 / each
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    Alloy Steel Rectangle Bar, 36 in L, 1 in W
    SKU G601917292
    Categories Raw Materials
    Description 4142 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4142, Thickness 0.5 in, Thickness Tolerance +0.010 in/-0.045 in, Overall Length 36 in, Overall Width 1 in, Fabrication Hot Rolled, Heat Treatable Yes, Heat Treatment Pre-Hardened, Yield Strength 93,000 psi, Tensile Strength Not Rated, Brinell Hardness 261, Rockwell Hardness C28 to C32, Machinability 63 Percent, Standards ASTM A322, Length Tolerance +/-3 in, Maximum Temperature 1,000 Degrees F, Shape Rectangular Bar
    $52.75 / each
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  • Alloy Steel Rectangle Bar, 12" L, 1 1/4" W
    SKU G406903780
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.625 in, Thickness Tolerance +0.000 in/-0.005 in, Overall Length 12 in, Overall Width 1 1/4 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Shape Rectangular Bar
    $36.18 / each
    Web price
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    Alloy Steel Rectangle Bar, 12" L, 1 1/4" W
    SKU G406903780
    Categories Raw Materials
    Description 4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.625 in, Thickness Tolerance +0.000 in/-0.005 in, Overall Length 12 in, Overall Width 1 1/4 in, Fabrication Cold Finished, Heat Treatable Yes, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Shape Rectangular Bar
    $36.18 / each
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  • Alloy Bar/Rod, 4340, 4.250 Dia, 1 ft.
    SKU G9315218
    Categories Raw Materials
    Description Alloy Bar/Rod,4340,4.250 Dia,1 ft.
    $228.74 / each
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    Qty
    Alloy Bar/Rod, 4340, 4.250 Dia, 1 ft.
    SKU G9315218
    Categories Raw Materials
    Description Alloy Bar/Rod,4340,4.250 Dia,1 ft.
    $228.74 / each
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