APPROVED VENDOR Alloy Steel Rectangular Bar: 1.5 in Thick, 0 in/-0.005 in
The APPROVED VENDOR Alloy Steel Rectangular Bar is a High-Strength 4140 Alloy Steel Flat Bar, cold rolled and heat treatable, with a nominal size of 2 1/2 in x 6 ft and a thickness tolerance of 0 in/-0.005 in. It…
SKU 3G-OTH-591285
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Product Description
The APPROVED VENDOR Alloy Steel Rectangular Bar is a High-Strength 4140 Alloy Steel Flat Bar, cold rolled and heat treatable, with a nominal size of 2 1/2 in x 6 ft and a thickness tolerance of 0 in/-0.005 in. It includes a Material Certificate with Lot Number for traceability.
Frequently Asked Questions
What is the APPROVED VENDOR Alloy Steel Rectangular Bar used for?
This High-Strength 4140 Alloy Steel Flat Bar is used in industrial machining, tooling, and structural applications where strength and heat treatability are required. It is cold rolled for tight tolerances and includes a Material Certificate with Lot Number for traceability.
What are the specifications of the APPROVED VENDOR 4140 flat bar?
The bar is cold rolled, heat treatable, with a nominal size of 2 1/2 in x 6 ft, thickness tolerance of 0 in/-0.005 in, and includes a Material Certificate with Lot Number. The manufacturer part number is 40F1.5X2.5-72.
Where to buy APPROVED VENDOR alloy steel bars worldwide?
3G Electric supplies and delivers the APPROVED VENDOR Alloy Steel Rectangular Bar worldwide. We handle full logistics and customs clearance, ensuring you receive genuine material with proper certification. Contact us for availability and lead time.
How to select the right 4140 alloy steel flat bar for heat treating?
Select based on required thickness tolerance and length. This APPROVED VENDOR bar is heat treatable and cold rolled for dimensional accuracy. Always verify the Material Certificate with Lot Number for traceability. Consult a metallurgist for specific heat-treat cycles.
Used in
Common applications for APPROVED VENDORAPPROVED VENDOR Products
3G Electric supplies APPROVED VENDOR high-strength 4140 alloy steel flat bars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









