OEM 4140 Alloy Steel Flat Bar
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 3 1/2 in x 6 ft and a thickness tolerance of 0 in/-0.008 in. It…
SKU 3G-OTH-591384
Also listed as: 40f75x3572 · 40f 75x3 5 72 · 40f-75x3-5-72
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
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 3 1/2 in x 6 ft and a thickness tolerance of 0 in/-0.008 in. It includes a Material Certificate with Lot Number for traceability.
Frequently Asked Questions
What is a 4140 alloy steel rectangular bar used for?
A 4140 alloy steel rectangular bar is used for high-strength industrial components such as shafts, gears, and machine tooling. Its heat-treatable property allows hardness adjustment for demanding applications in machining, power transmission, and material handling across 14 industrial departments.
What are the specifications of the APPROVED VENDOR 4140 alloy steel flat bar?
This APPROVED VENDOR flat bar is cold rolled, heat treatable, with a nominal size of 3 1/2 in x 6 ft and thickness tolerance of 0 in/-0.008 in. It includes a Material Certificate with Lot Number for traceability. The MPN is 40f.75x3.5-72.
Where to buy 4140 alloy steel rectangular bars worldwide?
3G Electric supplies and delivers 4140 alloy steel rectangular bars worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance for procurement across 14 departments, including machining and power transmission. Contact us for availability and lead time.
How to select a 4140 alloy steel flat bar for heat treating?
Select a 4140 alloy steel flat bar that is marked heat treatable, like this APPROVED VENDOR cold-rolled bar. Verify thickness tolerance (0 in/-0.008 in) and nominal size (3 1/2 in x 6 ft) for your application. Always request a Material Certificate with Lot Number for traceability during heat treatment.
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.