Skip to Main Content
OnlineMetals.com Home Page – Customer Service (888) 527-3331
Cart Cart
notification bell notification bell active
  • Close menu
  • Deals
  • Sign In
    • My Account
    • My Orders
    • My Quotes
    • My Lists
    • Contact Us
Shop All Products
Shop all Products
  • Metals
      • Metals
  • Plastics
      • Plastics
  • Other Raw Materials
      • Other Raw Materials
  • Machine Ready Stock
      • Machine Ready Stock
  • Protoboxes
      • Protoboxes
  • Bearings, Shafts and Gears
      • Bearings, Shafts and Gears
  • Cable and Wire
      • Cable and Wire
  • Fastening and Bonding
      • Fastening and Bonding
  • Fittings
      • Fittings
  • Finishing Products
      • Finishing Products
  • Framing Systems
      • Framing Systems
  • Tools and Fabricating
      • Tools and Fabricating
  • Facilities and Maintenance
      • Facilities and Maintenance
  • Architectural & Decorative Components
      • Architectural & Decorative Components
Online Metals is your source for Brass Alloys, in stock and ready to ship! Click to shop brass now
  • Shop by Material
    • Metals
    • Alloy Steel
    • Aluminum
    • Beryllium Copper
    • Brass
    • Bronze
    • Carbon Steel
    • Copper
    • Copper-Nickel
    • Dura-Bar® Cast Iron
    • Magnesium
    • Nickel
    • Nickel Silver
    • Pewter
    • Stainless Steel
    • Titanium
    • Tool Steel
    • Tungsten Carbide
    • Zinc
    • Other Materials
    • Carbon Fiber
    • Coal
    • Machinable Wax
    • Plastics
    • Rubber
    • Wood
    • Mfg. Supplies
    • Fittings
    • Abrasives
  • Shop by Shape
    • Long Product (Bar)
    • Round
    • Square
    • Rectangle
    • Angle
    • Channel
    • Hex
    • Hollowbar
    • Half Oval
    • Half Round
    • T-Bar
    • T-Slot
    • Drill Rod
    • I-Beam
    • Round Rod
    • Threaded Rod
    • Key Stock
    • Rebar
    • Flat Product
    • Sheet & Plate
    • Strip
    • Precision Blanks
    • Circles
    • Expanded
    • Perforated
    • Textured Sheet
    • Tread (Diamond) Plate
    • Foil
    • Wire Mesh
    • Baseplates
    • Tube
    • Round
    • Pipe
    • Square
    • Rectangle
    • Coil
    • Hollowbar
    • Streamline Tube
    • EZ Tube
    • Hypodermic Tube
    • Other
    • Ball
    • Decorative
    • Pipe Fittings
    • NEW ProtoBoxes

    • Sample Pack
    • U-Edge
    • Cable and Wire
    • Razor Wire
    • Butt Hinges
  • Rewards
    • OLM Rewards
    • About Rewards
    • Sign In for Rewards
  • Industries Served
    • Industries Served
    • Aerospace
    • Architectural
    • Automotive/Motorsports
    • Bicycles/Cycling
    • Bladesmithing
    • Defense
    • Education/Schools
    • Marine
    • Medical
    • Power and Energy
    • Prototyping and R&D
    • Robotics
  • Knowledge Hub
    • Articles
    • Working With Metal
    • Understanding Materials
    • Applications
    • Projects
    • Maker Spotlight
    • Online Metals Exclusive Content
    • Reference Guides
    • Product Guides
    • Temper Guide
    • Tolerances
    • Hardness Conversion Table
    • Thickness Conversion Table
    • Fraction Conversion Table
    • Melting Points of Materials
    • Weight Calculator
    • Videos
    • Made with Metals
    • Materials Talk
    • DIY & How-to Projects
    • The Best of Online Metals
    • Quality
    • Mill Test Reports (MTR)
    • MSDS
  • Get a Quick Quote
  • Find a Location
  • Home
Close menu

Sign In

Sign In

Don't have an account?

Create Account

Create an Account

  • fast checkoutFaster Checkout
  • barcode scanSimple Order Tracking
  • help toolHelpful Business Tools
notification-bell Notifications
headsetContact Us

Notifications

Sign in or create an account to receive order updates and important notifications.

Sign In

Don't have an account?

Create Account
Shop all Products
  • Metals
      • Metals
  • Plastics
      • Plastics
  • Other Raw Materials
      • Other Raw Materials
  • Machine Ready Stock
      • Machine Ready Stock
  • Protoboxes
      • Protoboxes
  • Bearings, Shafts and Gears
      • Bearings, Shafts and Gears
  • Cable and Wire
      • Cable and Wire
  • Fastening and Bonding
      • Fastening and Bonding
  • Fittings
      • Fittings
  • Finishing Products
      • Finishing Products
  • Framing Systems
      • Framing Systems
  • Tools and Fabricating
      • Tools and Fabricating
  • Facilities and Maintenance
      • Facilities and Maintenance
  • Architectural & Decorative Components
      • Architectural & Decorative Components
Online Metals is your source for Brass Alloys, in stock and ready to ship! Click to shop brass now

Open for Orders 24/7!

Get a Quick Quote
Deals
Get a Quick Quote
  • Home
  • Aluminum
  • Aluminum Sheet Plate
  • Aluminum Sheet/Plate 6061
  • Aluminum Sheet/Plate 6061 T6/T651
  • Share
2 1/4" Aluminum Plate 6061-T651 Domestic -
%7B%22item_id%22%3A%2224282%22%2C%22item_category4%22%3A%22T651%22%2C%22item_category5%22%3Anull%2C%22item_name%22%3A%222+1%5C%2F4%5C%22+Aluminum+Plate+6061-T651+Domestic%22%2C%22item_category2%22%3A%22Sheet%5C%2FPlate%22%2C%22item_category3%22%3A%226061%22%2C%22item_category8%22%3A%22false%22%2C%22item_brand%22%3A%22%22%2C%22item_category9%22%3A%22true%22%2C%22item_category%22%3A%22Aluminum%22%2C%22item_category6%22%3A%22%22%2C%22item_category7%22%3Anull%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22currency%22%3A%22USD%22%7D
Part #: 24282
available size icon
  • 2 1/4
  • aluminum-plate-6061-t651-2superZoom
  • she-plate-large-new-min-4superZoom
  • 2 1/4 Aluminum Plate 6061-T651 Domestic
available size icon
$411.23 ea.
$411.23 for 1
Material Meets These Standard(s): ASTM-B209 , AMS-4027 Read More Specifications

2 1/4" Aluminum Plate 6061-T651 DomesticPart #: 24282

Dimensions:
  • Thickness: 2.25 "
See other options for this product available size icon
Select length and width:

cut for shipping

Save on shipping!

You can select smaller lengths and switch from freight to standard shipping and save!
How does selecting smaller lengths reduce shipping costs?
Reducing your order from an oversize item that requires expensive freight services to a smaller bundle makes it eligible for less expensive (and faster!) standard shipping services.

*Material tolerances will remain +/- 0.125".

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.
$411.23 ea.
$411.23 for 1

Was

You Save

Sign in to save item

SPECIFICATIONS

MTR MTR Available
USA U.S.A. Made
Info

Product Information

Info

Please note:

close
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Thickness
2.25
Alloy
6061
Temper
T651
Metal Type
Aluminum
Shape
Sheet/Plate
MTR Availability
Yes
Domestic
true
RoHS
Yes
REACH
Yes
Weight/Lineal Foot
31.8 pounds
Info

Mechanical Properties

Density g/cm^3
3
Ultimate Tensile Strength KSI
46
Yield Tensile Strength KSI
39
Brinell Hardness 500 kg load
93
Rockwell Hardness B Scale
59
Melting Point °F
1080 - 1205
Electrical Conductivity % IACS
43
Machinability %
50
Shear Strength KSI
30
Elongation % in 2 in.
11
Info

Chemistry Information : 6061 Aluminum

Element
Percentage
Element
Percentage
Element
Percentage
Al
98
Cr
0.04 - 0.35
Cu
0.15 - 0.4
Fe
0.7  max
Mg
0.8 - 1.2
Mn
0.15  max
Si
0.4 - 0.8
Ti
0.15  max
Zn
0.25  max
View Product Guide

FAQs

What are the size options available for the 2.25" Aluminum Plate 6061-T651?

This aluminum plate is available in various cut sizes including 12"x12", 12"x24", 12"x36", 12"x48", and 24"x24". The maximum width is 48" and maximum length is 120".

Can I get a custom cut for the 6061-T651 aluminum sheet/plate?

Yes, custom cuts are available from the warehouse, allowing you to order the aluminum plate in specific dimensions to suit your project needs.

Is the 2.25" Aluminum Plate 6061-T651 compliant with industry standards and regulations?

Yes, this product is RoHS and REACH compliant, and it comes with a Material Test Report (MTR) to verify its quality and compliance.

What are the mechanical properties and typical uses of the 6061-T651 aluminum plate?

The 6061-T651 aluminum plate offers a tensile strength of 46 ksi, yield strength of 39 ksi, and good machinability at 50%. It is a strong, versatile alloy commonly used for structural components, aerospace, and general fabrication.

How much does a 12"x12" piece of this 2.25" thick aluminum plate weigh?

A 12"x12" section of this aluminum plate weighs approximately 31.8 pounds, reflecting its density and thickness.

Contact us today!

GALLERY

Can't find what you're looking for?
Contact us

Close

Share Product to a Friend
Share This Product by Email

To:

Enter your email address

Cancel

Thank you!

This product has been shared

Knowledge Hub
  • Article Hub
  • Reference Tool & Guide Hub
  • Video Hub
Quick Tools
  • Metal Weight Calculator
  • Product Guides
  • Hardness Conversion Table
  • Melting Points of Metal
  • Made With Metals Gallery
Partner Services
  • Become a Marketplace Seller
  • Net 30 Credit Terms
  • W9 Form & ACH Payment Setup
Terms of Use
  • Cookie Preferences
  • Privacy Policy
  • Returns & Price Matching
  • Site Accessibility
  • Terms & Conditions
  • Rewards Program
  • Rewards T&Cs
About Us
  • Careers
  • Contact Us
  • Environmental Initiatives
  • Location & Hours
  • Our Story
  • Shipping Process
  • ISO & Quality
  • Reviews
  • Brand Kit
  • News & Media

Knowledge Hub online metals footer navigation arrows
  • Article Hub
  • Reference Tool & Guide Hub
  • Video Hub

Quick Tools online metals footer navigation arrows
  • Weight Calculator
  • Product Guides
  • Hardness Conversion Table
  • Melting Points
  • Made With Metals Gallery

Partner Services online metals footer navigation arrows
  • Become a Marketplace Seller
  • Net 30 Credit Terms
  • W9 Form & Vendor Information

Terms of Use online metals footer navigation arrows
  • onclick="Osano.cm.showDrawer('osano-cm-dom-info-dialog-open')">Cookie Preferences
  • Privacy Policy
  • Returns & Price Matching
  • Site Accessibility
  • Terms & Conditions
  • Rewards Program
  • Rewards T&Cs

About Us online metals footer navigation arrows
  • Careers
  • Contact Us
  • Environmental Initiatives
  • Locations & Hours
  • Our Story
  • Shipping Process
  • ISO & Quality
  • Reviews
  • Brand Kit
  • News & Media

ALL CONTENT © ONLINEMETALS.COM 1999-2026. ALL RIGHTS RESERVED.

Email: [email protected]

Facebook X Pinterest Instagram Linkedin Youtube

Close

Sign In
OnlineMetals Rewards

A link to reset your password has been sent to your email address.


Follow the instructions in the email to reset your password.

Your password has been updated successfully.

Please use it when signing in below

Sign In to request a quote
 
Password guidelines

  • Minimum 8 characters
  • Minimum three character classes must be used from below:
    • Uppercase letters (A-Z)
    • Lowercase letters (a-z)
    • Numbers (0-9)
    • Special characters: ~!@$%^&*_-+=`|\(){}[]:;"',.?/
Keep me "signed in" info

Choosing "Keep me signed in" reduces the number of times you're asked to sign in on this device

To keep your account secure, use this option only on your personal devices.

Don't have an account yet?

Close

Sign In
sitelogo

Welcome,
!
 
Password guidelines

  • Minimum 8 characters
  • Minimum three character classes must be used from below:
    • Uppercase letters (A-Z)
    • Lowercase letters (a-z)
    • Numbers (0-9)
    • Special characters: ~!@$%^&*_-+=`|\(){}[]:;"',.?/
Keep me "signed in" info

Choosing "Keep me signed in" reduces the number of times you're asked to sign in on this device

To keep your account secure, use this option only on your personal devices.

error Continue modifying your quoted cart?

Please note: If you choose to continue modifying your order, you will lose quoted pricing.

  • Your cart will adjust to regular pricing of our products, as found on our site.
  • If you wish to go back to your original quoted pricing, it will be available on your quote history page in your account until it expires.
Or

Close

You Have Added QTY to Your Cart
Product Name Part #
Placeholder for future product image

Dimensions

Size:
Go To Cart Continue shopping