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OEM Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.004 in, 3 in x 6 in Nominal Size (WxL) - High-Strength 4140 Alloy Steel Flat Bars
OEMHigh-Strength 4140 Alloy Steel Flat Bars

OEM Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.004 in, 3 in x 6 in Nominal Size (WxL)

The 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 in x 6 in and a thickness of 0.38 in. It features a thickness…

SKU 3G-OTH-591320

Also listed as: 40F375X36 · 40F 375X3 6 · 40F-375X3-6

Brand
OEM
Item
Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.004 in, 3 in x 6 in Nominal Size
Category
High-Strength 4140 Alloy Steel Flat Bars
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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
40F.375X3-6
Type
0 in/-0.004 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
3 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

The 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 in x 6 in and a thickness of 0.38 in. It features a thickness tolerance of 0 in/-0.004 in and includes a Material Certificate with Lot Number (MPN 40F.375X3-6).

Frequently Asked Questions

What is the APPROVED VENDOR Alloy Steel Rectangular Bar used for?

This high-strength 4140 alloy steel flat bar is used in industrial machining, tooling, and structural applications where heat-treatable strength and dimensional precision are required. It is commonly specified for jigs, fixtures, and machine components.

What are the specifications of the APPROVED VENDOR 40F.375X3-6?

The bar is cold rolled, heat treatable, with a nominal size of 3 in x 6 in and thickness of 0.38 in. Thickness tolerance is 0 in/-0.004 in. It includes a Material Certificate with Lot Number. The manufacturer part number is 40F.375X3-6.

Where to buy APPROVED VENDOR 40F.375X3-6 worldwide?

3G Electric supplies and delivers the APPROVED VENDOR 40F.375X3-6 alloy steel rectangular bar worldwide. We handle full logistics and customs clearance to ensure the material certificate and lot number are included with your order.

How to select the right thickness tolerance for alloy steel bars?

For precision applications like jigs or dies, choose a tight tolerance such as 0 in/-0.004 in to ensure fit without grinding. Confirm the bar is heat treatable if post-machining hardening is needed. Always request a material certificate 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: 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 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: 0.25 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: 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/-0.004 in, 2 1/2 in x 36 in Nominal Size (WxL) (MPN 40F.25X2.5-36)
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in, 2 1/2 in x 36 in Nominal Size (WxL) (MPN 40F.25X2.5-36)
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 2 1/2 in x 36 in Nominal Size (WxL), Mill (MPN 40F1X2.5-36)
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 2 1/2 in x 36 in Nominal Size (WxL), Mill (MPN 40F1X2.5-36)