Collection: Carbon Steel Flat Shims
Precision A36 Carbon Steel Shims – Built for Strength & Versatility
Warrenton Steel supplies durable A36 carbon steel shims in a variety of sizes and thicknesses. A36 is known for excellent weldability, machinability, and strength—ideal for industrial, structural, and maintenance use.
Perfect for fine adjustments, machinery leveling, structural alignment, general repair, and even welding practice coupons. Resists deformation under load and performs reliably in demanding conditions.
Common Applications: Machinery & equipment leveling, construction framing, tool & die setups, automotive/aerospace assembly, HVAC/plumbing installs, welding practice, and mechanical repairs.
Available in flat, rectangular, and custom-cut shapes—ready for welding, machining, or cutting. Fast turnaround and dependable delivery.
📞 Get a quote: Call 636-456-8400 or email Sales@WarrentonSteel.com
📦 Many sizes in stock—contact us for custom orders.
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8" x 8" x 1/8" Steel Shim Plate - A36 Hot Rolled Carbon Steel - 11ga Metal Post Base Plate - Welding Test Practice Coupon - 0.125” Steel Sheet
Vendor:Warrenton Steel ShopRegular price From $8.00 USDRegular price$16.00 USDSale price From $8.00 USDSale -
4" x 4" x 3/16" Steel Shim Plate – A36 Hot Rolled Carbon Steel Base Plate - Metal Welding Practice Coupon - 0.1875” Steel Sheet - Bulk Pricing Value Packs
Vendor:Warrenton Steel ShopRegular price From $4.00 USDRegular price$20.00 USDSale price From $4.00 USDSale -
3” x 3” x 1/2" Steel Shim Plates A36 Hot Rolled - Metal Weld Test Practice Coupons - 0.5” Heavy Duty Steel for Fabrication - Quantity Discounts
Vendor:Warrenton Steel ShopRegular price From $4.00 USDRegular price$20.00 USDSale price From $4.00 USDSale -
8" x 12" x 1/8" Steel Post Base Plates - 11ga A36 Hot Rolled Shim Plate - 0.125” Metal Welding Practice Coupon
Vendor:Warrenton Steel ShopRegular price From $11.00 USDRegular priceSale price From $11.00 USD -
2.5" x 3" x 3/8" Welding Practice Coupons Kit - 0.375” A36 Hot Rolled Steel Base Plates - Steel Metal Shim Plate - 2 1/2” x 3” x 0.375” Heavy Duty Steel - Bulk Value Packs
Vendor:Warrenton Steel ShopRegular price From $5.00 USDRegular price$10.00 USDSale price From $5.00 USDSale -
4” x 4” Steel Shim Plate - A36 Hot Rolled Carbon Steel Metal Plates - Welding Test Practice Coupons - Base Plate - 1/8” - 3/16” - 1/4” - 5/16” - 3/8” - 1/2” - 5/8” - 3/4” - 1” - Select Thickness
Vendor:Warrenton Steel ShopRegular price From $0.00 USDRegular priceSale price From $0.00 USD -
4" x 4" x 1/8" Carbon Steel Metal - 11ga Welding Test Training Practice Coupons - A36 Hot Rolled 0.125” Steel Plate - Welding Kit - Bulk Discounts Value Packs
Vendor:Warrenton Steel ShopRegular price From $2.00 USDRegular price$12.00 USDSale price From $2.00 USDSale -
2” x 6” x 3/16” Steel Welding Practice Coupon - Base Plate - A36 Hot Rolled Carbon Steel - 0.1875” Welding Test Coupons Kit - Metal Flat Bar Strip Plate - Value Packs
Vendor:Warrenton Steel ShopRegular price From $3.00 USDRegular price$6.00 USDSale price From $3.00 USDSale -
4” x 6” x 1/8” Steel Welding Test Practice Coupons - A36 Hot Rolled Carbon Steel Metal - 11ga Welding Test Practice Coupons Kit - 0.125” Flat Bar - Strip Plate - Bulk Discount Value Packs
Vendor:Warrenton Steel ShopRegular price From $3.00 USDRegular price$6.00 USDSale price From $3.00 USDSale -
2.5" x 8" x 1/4" Steel Welding Kit - Metal Shim Base Plate - A36 Hot Rolled Carbon Steel - Welding Test Practice Coupons - 0.25” Heavy Duty Plate Strip for Fabrication - Bulk Pricing Value Packs
Vendor:Warrenton Steel ShopRegular price From $5.00 USDRegular price$25.00 USDSale price From $5.00 USDSale -
4” x 6” x 3/16” Steel Welding Practice Coupon - Base Plate - A36 Hot Rolled Carbon Steel - 0.1875” Welding Test Coupons Kit - Flat Bar - Metal Strip Plate for Welding Training - Bulk Value Packs
Vendor:Warrenton Steel ShopRegular price From $5.00 USDRegular price$10.00 USDSale price From $5.00 USDSale -
3” x 3” x 3/8" Steel Shims Plates -A36 Hot Rolled Metal - Weld test Practice Coupons - 0.375” Base Plate for Fabrication - Quantity Discounts
Vendor:Warrenton Steel ShopRegular price From $3.00 USDRegular price$15.00 USDSale price From $3.00 USDSale -
8" x 12" x 1/8" Steel Plate 11ga A36 Hot Rolled Carbon Steel Post Base Plate - 0.125” Metal Welding Practice Coupon
Vendor:Warrenton Steel ShopRegular price From $15.99 USDRegular price$48.00 USDSale price From $15.99 USDSale -
4” x 4” x 1” Steel Shim Plate - Bulk Value Packs - A36 Hot Rolled Carbon Steel Post Base Plate- 0.5” Metal Plate
Vendor:Warrenton Steel ShopRegular price From $10.00 USDRegular price$50.00 USDSale price From $10.00 USDSale -
4” x 4” x 1/2” Steel Shim Base Plate - Bulk Value Packs - A36 Hot Rolled Carbon Steel - 0.5” Metal Plate
Vendor:Warrenton Steel ShopRegular price From $5.00 USDRegular price$25.00 USDSale price From $5.00 USDSale -
2" x 2" x 1/4” Steel Shim Plates - A36 Hot Rolled Carbon Steel Metal - Weld Test Practice Coupons - Wedge Tool - Bulk Value Packs
Vendor:Warrenton Steel ShopRegular price From $1.05 USDRegular price$5.25 USDSale price From $1.05 USDSale