OEM High-Strength 4140 Alloy Steel Flat Bar
The APPROVED VENDOR Alloy Steel Rectangular Bar is a High-Strength 4140 Alloy Steel Flat Bar, cold rolled and heat treatable, with a thickness of 1.25 in and a nominal size of 3 1/2 in x 36 in. It features a…
SKU 3G-OTH-591191
Also listed as: 40f125x3536 · 40f1 25x3 5 36 · 40f1-25x3-5-36
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
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 thickness of 1.25 in and a nominal size of 3 1/2 in x 36 in. It features a thickness tolerance of 0 in/-0.008 in and includes a Material Certificate with Lot Number (MPN 40f1.25x3.5-36).
Frequently Asked Questions
What is the APPROVED VENDOR 4140 alloy steel rectangular bar used for?
This high-strength 4140 alloy steel flat bar is used for machining shafts, gears, and structural components that require heat treatable strength and wear resistance. It is common in automotive, aerospace, and heavy equipment manufacturing.
What are the specifications of the APPROVED VENDOR 1.25 in thick alloy steel bar?
The bar is cold rolled, heat treatable, 1.25 in thick with a tolerance of 0 in/-0.008 in, and a nominal size of 3 1/2 in x 36 in. It includes a Material Certificate with Lot Number. The MPN is 40f1.25x3.5-36.
Where to buy APPROVED VENDOR alloy steel rectangular bars worldwide?
3G Electric supplies and delivers APPROVED VENDOR alloy steel rectangular bars worldwide. We handle full logistics and customs clearance, ensuring you receive the correct material with traceable certification for your industrial application.
How to select the right 4140 alloy steel flat bar for heat treating?
Select a cold rolled, heat treatable grade like this 4140 bar with precise thickness tolerance. Confirm the nominal size matches your machining stock allowance. 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.