OEM Alloy Steel Square Bar: 0.625 in Thick, ±0.06 in, 3 in x 3 in Nominal Size (WxL)
The APPROVED VENDOR Alloy Steel Square Bar is a high-strength 4140 alloy steel flat bar with a 0.625 in thickness, ±0.06 in tolerance, and a 3 in x 3 in nominal size. It is hot rolled, mill finish, and heat…
SKU 3G-OTH-591171
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Product Description
The APPROVED VENDOR Alloy Steel Square Bar is a high-strength 4140 alloy steel flat bar with a 0.625 in thickness, ±0.06 in tolerance, and a 3 in x 3 in nominal size. It is hot rolled, mill finish, and heat treatable, supplied without certificates.
Frequently Asked Questions
What is the APPROVED VENDOR Alloy Steel Square Bar used for?
This 4140 alloy steel square bar is used for high-strength structural and mechanical applications such as shafts, gears, and tooling. Its heat-treatable property allows hardening for wear resistance. 3G Electric supplies this bar for industrial maintenance and fabrication across 14 departments worldwide.
What are the specifications of the APPROVED VENDOR Alloy Steel Square Bar?
The bar is 0.625 in thick with a ±0.06 in tolerance, nominal size 3 in x 3 in, hot rolled with mill finish. It is heat treatable 4140 alloy steel, supplied without certificates. 3G Electric sources this APPROVED VENDOR item for global delivery.
Where to buy the APPROVED VENDOR Alloy Steel Square Bar worldwide?
3G Electric supplies the APPROVED VENDOR Alloy Steel Square Bar worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this 4140 bar for customers needing high-strength steel. Contact us for availability and delivery to your location.
How to select the right size for an APPROVED VENDOR Alloy Steel Square Bar?
Select based on required thickness, width, and length for your application. This bar is 0.625 in thick with a 3 in x 3 in nominal size. Ensure tolerance (±0.06 in) meets your machining needs. 3G Electric can help match specifications to your project requirements.
OEM Products
3G Electric supplies OEM 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.

