We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
APPROVED VENDOR Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.007 in - High-Strength 4140 Alloy Steel Flat Bars
APPROVED VENDORHigh-Strength 4140 Alloy Steel Flat Bars

APPROVED VENDOR Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.007 in

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 1 in x 12 in and a thickness of 0.38 in. It features a thickness…

SKU 3G-OTH-591051

Brand
APPROVED VENDOR
Item
Alloy Steel Rectangular Bar: 0.38 in Thick, 0 in/-0.007 in
Category
High-Strength 4140 Alloy Steel Flat Bars
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
40F.375X1-12
Type
0 in/-0.007 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
1 in x 12 in
Thickness Tolerance
0 in/-0.007 in
Certifications Included
No Certificates Included
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

APPROVED VENDOR 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 1 in x 12 in and a thickness of 0.38 in. It features a thickness tolerance of 0 in/-0.007 in and is supplied as a mill product (MPN 40F.375X1-12) with no certificates included.

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 Alloy Steel Rectangular Bar used for?

This High-Strength 4140 Alloy Steel Flat Bar is used for jigs, fixtures, shafts, and structural components requiring wear resistance and toughness. Its cold-rolled finish and heat-treatable property make it suitable for precision machining and tooling applications across industrial maintenance and fabrication.

What are the specifications of the APPROVED VENDOR 4140 flat bar?

The bar is 0.38 in thick with a nominal size of 1 in x 12 in (WxL). It is cold rolled, heat treatable, and has a thickness tolerance of 0 in/-0.007 in. Supplied as a mill product (MPN 40F.375X1-12) with no certificates included.

Where to buy APPROVED VENDOR alloy steel bars worldwide?

3G Electric supplies and delivers the APPROVED VENDOR Alloy Steel Rectangular Bar worldwide. We handle full logistics and customs clearance, ensuring you receive the correct 4140 flat bar for your application. Contact us for availability and lead time.

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

For precision fits, choose a bar with a thickness tolerance like 0 in/-0.007 in to ensure consistent dimensions. Confirm the nominal size (WxL) matches your machining allowance. Heat treatable grades like 4140 allow post-machining hardening. Always verify fabrication method—cold rolled offers tighter tolerances.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from APPROVED VENDOR

View all APPROVED VENDOR parts →
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.008 in, 3 1/2 in x 36 in Nominal Size (WxL) (MPN 40f1.25x3.5-36). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.008 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.008 in, 3 1/2 in x 36 in Nominal Size (WxL) (MPN 40f1.25x3.5-36). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.008 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Square Bar: 2.5 in Thick, 0 in/-0.006 in, 2 1/2 in x 3 in Nominal Size (WxL), Mill (MPN 40S2.5-3). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.006 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Square Bar: 2.5 in Thick, 0 in/-0.006 in, 2 1/2 in x 3 in Nominal Size (WxL), Mill (MPN 40S2.5-3). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.006 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 1 3/4 in x 24 in Nominal Size (WxL), Mill (MPN 40F1X1.75-24). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.005 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 1 3/4 in x 24 in Nominal Size (WxL), Mill (MPN 40F1X1.75-24). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.005 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in, 1 1/2 in x 36 in Nominal Size (WxL) (MPN 40f1.25x1.5-36). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.005 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in, 1 1/2 in x 36 in Nominal Size (WxL) (MPN 40f1.25x1.5-36). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.005 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.009 in, 4 in x 6 ft Nominal Size (WxL), Cold Rolled (MPN 40F1X4-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.009 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.009 in, 4 in x 6 ft Nominal Size (WxL), Cold Rolled (MPN 40F1X4-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.009 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.01 in, 5 in x 6 ft Nominal Size (WxL), Mill (MPN 40f1.25x5-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.01 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.01 in, 5 in x 6 ft Nominal Size (WxL), Mill (MPN 40f1.25x5-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.01 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in, 1 in x 6 in Nominal Size (WxL), Mill (MPN 40F.25X1-6). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.004 in; Certifications Included: Material Certificate with Lot Number.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 0.25 in Thick, 0 in/-0.004 in, 1 in x 6 in Nominal Size (WxL), Mill (MPN 40F.25X1-6). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Rolled; Heat Treatable: Heat Treatable; Thickness Tolerance: 0 in/-0.004 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 0.5 in Thick, ±0.055 in, 6 in x 12 in Nominal Size (WxL), Hot Rolled (MPN SHT-4140-0.5X6X12). Key specifications — Brand: APPROVED VENDOR; Heat Treatable: Heat Treatable; Thickness Tolerance: ±0.055 in; Certifications Included: No Certificates Included.
APPROVED VENDOR
Alloy Steel Rectangular Bar: 0.5 in Thick, ±0.055 in, 6 in x 12 in Nominal Size (WxL), Hot Rolled (MPN SHT-4140-0.5X6X12). Key specifications — Brand: APPROVED VENDOR; Heat Treatable: Heat Treatable; Thickness Tolerance: ±0.055 in; Certifications Included: No Certificates Included.