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OEM Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in - High-Strength 4140 Alloy Steel Flat Bars
OEMHigh-Strength 4140 Alloy Steel Flat Bars

OEM Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in

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 in and a thickness of 0.25 in. It features a thickness…

SKU 3G-OTH-591206

Also listed as: 40F25X256 · 40F 25X2 5 6 · 40F-25X2-5-6

Brand
OEM
Item
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in
Category
High-Strength 4140 Alloy Steel Flat Bars
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OEM
Manufacturer Part Number
40F.25X2.5-6
Type
0 in/-0.004 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
2 1/2 in x 6 in
Thickness Tolerance
0 in/-0.004 in
Certifications Included
Material Certificate with Lot Number

Technical Documents

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

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 2 1/2 in x 6 in and a thickness of 0.25 in. It features a thickness tolerance of 0 in/-0.004 in and includes a Material Certificate with Lot Number.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 in industrial machining, tooling, and structural applications where strength and heat treatability are required. It is cold rolled for tight tolerances and supplied with a material certificate for traceability.

What are the specifications of the APPROVED VENDOR 40F.25X2.5-6 alloy steel bar?

The bar is 0.25 in thick with a thickness tolerance of 0 in/-0.004 in, nominal size 2 1/2 in x 6 in. It is cold rolled, heat treatable, and includes a Material Certificate with Lot Number. The manufacturer part number is 40F.25X2.5-6.

Where to buy APPROVED VENDOR alloy steel rectangular bars worldwide?

3G Electric supplies APPROVED VENDOR alloy steel rectangular bars worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 4140 cold rolled flat bar with material certificate.

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

For precision machining or tight-fit assemblies, choose a bar with a thickness tolerance like 0 in/-0.004 in to ensure consistent dimensions. Cold rolled bars offer better surface finish and dimensional accuracy. Always verify the material certificate for lot 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: 0.63 in Thick, 0 in/-0.004 in, 1 in x 12 in Nominal Size (WxL), Mill (MPN 40F.625X1-12)
Alloy Steel Rectangular Bar: 0.63 in Thick, 0 in/-0.004 in, 1 in x 12 in Nominal Size (WxL), Mill (MPN 40F.625X1-12)
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.007 in, 1 in x 36 in Nominal Size (WxL), Mill (MPN 40F.25X1-36)
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.007 in, 1 in x 36 in Nominal Size (WxL), Mill (MPN 40F.25X1-36)
Alloy Steel Square Bar: 3.5 in Thick, 0 in/-0.008 in, 3 1/2 in x 12 in Nominal Size (WxL), Mill (MPN 40S3.5-12)
Alloy Steel Square Bar: 3.5 in Thick, 0 in/-0.008 in, 3 1/2 in x 12 in Nominal Size (WxL), Mill (MPN 40S3.5-12)
Carbon Steel Sheet: 1008, 0.0598 in Thick, 4 ft x 4 ft Nominal Size (WxL), Cold Rolled, Mill (MPN 12782_48_48)
Carbon Steel Sheet: 1008, 0.0598 in Thick, 4 ft x 4 ft Nominal Size (WxL), Cold Rolled, Mill (MPN 12782_48_48)
Carbon Steel Plate: 1018, 0.63 in Thick, 12 in x 4 ft Nominal Size (WxL), Cold Rolled, Mill (MPN 18f.625x12-48)
Carbon Steel Plate: 1018, 0.63 in Thick, 12 in x 4 ft Nominal Size (WxL), Cold Rolled, Mill (MPN 18f.625x12-48)
Carbon Steel Plate: 1018, 0.5 in Thick, 9 in x 36 in Nominal Size (WxL), Cold Rolled, Mill (MPN 18f.5x9-36)
Carbon Steel Plate: 1018, 0.5 in Thick, 9 in x 36 in Nominal Size (WxL), Cold Rolled, Mill (MPN 18f.5x9-36)