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OEM Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in - High-Strength 4140 Alloy Steel Flat Bars
OEMHigh-Strength 4140 Alloy Steel Flat Bars

OEM Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in

The APPROVED VENDOR Alloy Steel Rectangular Bar is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a 1.25 in thickness and a nominal size of 1 1/2 in x 24 in. It features a thickness tolerance of 0…

SKU 3G-OTH-591249

Also listed as: 40f125x1524 · 40f1 25x1 5 24 · 40f1-25x1-5-24

Brand
OEM
Item
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in
Category
High-Strength 4140 Alloy Steel Flat Bars
Available to Order
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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.

Technical Specifications

OEM
Manufacturer Part Number
40f1.25x1.5-24
Type
0 in/-0.005 in
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
1 1/2 in x 24 in
Thickness Tolerance
0 in/-0.005 in
Certifications Included
Material Certificate with Lot Number

Technical Documents

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OEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Alloy Steel Rectangular Bar is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a 1.25 in thickness and a nominal size of 1 1/2 in x 24 in. It features a thickness tolerance of 0 in/-0.005 in and includes a Material Certificate with Lot Number (MPN 40f1.25x1.5-24).

Frequently Asked Questions

What is the APPROVED VENDOR 4140 alloy steel rectangular bar used for?

This cold-rolled, heat-treatable 4140 alloy steel flat bar is used for high-strength industrial components such as shafts, gears, and tooling. Its precise thickness tolerance of 0 in/-0.005 in suits applications requiring tight dimensional control. 3G Electric supplies this bar across 14 industrial departments, including machining and power transmission.

What are the specifications of the APPROVED VENDOR 1.25 in thick alloy steel bar?

The bar is 1.25 in thick with a nominal size of 1 1/2 in x 24 in (width x length). It is cold-rolled, heat-treatable 4140 alloy steel with a thickness tolerance of 0 in/-0.005 in. A Material Certificate with Lot Number is included. The manufacturer part number is 40f1.25x1.5-24.

Where to buy APPROVED VENDOR alloy steel rectangular bars worldwide?

3G Electric sources and delivers APPROVED VENDOR alloy steel rectangular bars worldwide. We handle full logistics and customs clearance for global shipments. As a supplier across 14 industrial departments, we provide this 4140 cold-rolled bar with material certification. Contact us for availability and delivery to your location.

How to select the right thickness tolerance for a 4140 alloy steel flat bar?

For applications like precision jigs or dies, choose a bar with a thickness tolerance matching your machining allowance. This APPROVED VENDOR bar offers 0 in/-0.005 in tolerance, ideal for tight-fit assemblies. Always verify the heat-treatable grade (4140) and request a Material Certificate with Lot Number for traceability.

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.

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Cross-referenced by specification & description
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 1 3/4 in x 12 in Nominal Size (WxL), Mill (MPN 40F1X1.75-12)
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 1 3/4 in x 12 in Nominal Size (WxL), Mill (MPN 40F1X1.75-12)
Alloy Steel Rectangular Bar: 0.5 in Thick, 0 in/-0.004 in, 1 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F.5X1.5-24)
Alloy Steel Rectangular Bar: 0.5 in Thick, 0 in/-0.004 in, 1 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F.5X1.5-24)
Alloy Steel Rectangular Bar: 1.5 in Thick, 0 in/-0.005 in, 3 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1.5X3.5-24)
Alloy Steel Rectangular Bar: 1.5 in Thick, 0 in/-0.005 in, 3 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1.5X3.5-24)
Alloy Steel Flat Bar: 0.625 in Thick, -0.01 in/-0.04 in, 1 1/2 in x 24 in Nominal Size (WxL) (MPN 40f.625x1.5-24)
Alloy Steel Flat Bar: 0.625 in Thick, -0.01 in/-0.04 in, 1 1/2 in x 24 in Nominal Size (WxL) (MPN 40f.625x1.5-24)
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in, 2 1/2 in x 6 in Nominal Size (WxL), Mill (MPN 40F.25X2.5-6)
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in, 2 1/2 in x 6 in Nominal Size (WxL), Mill (MPN 40F.25X2.5-6)
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 2 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1X2.5-24)
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 2 1/2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1X2.5-24)