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APPROVED VENDOR Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in - High-Strength 4140 Alloy Steel Flat Bars
APPROVED VENDORHigh-Strength 4140 Alloy Steel Flat Bars

APPROVED VENDOR Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 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 3/4 in x 6 ft and a thickness tolerance of 0 in/-0.005 in. It…

SKU 3G-OTH-591336

Brand
APPROVED VENDOR
Item
Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in
Category
High-Strength 4140 Alloy Steel Flat Bars
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
40F1X1.75-72
Type
0 in/-0.005 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
1 3/4 in x 6 ft
Thickness Tolerance
0 in/-0.005 in
Certifications Included
Material Certificate with Lot Number
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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 3/4 in x 6 ft and a thickness tolerance of 0 in/-0.005 in. It includes a Material Certificate with Lot Number (MPN 40F1X1.75-72).

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 in industrial machining, tooling, and structural applications requiring cold-rolled precision and heat treatability. It is commonly specified for jigs, fixtures, shafts, and wear plates where dimensional stability and strength are critical.

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

The APPROVED VENDOR Alloy Steel Rectangular Bar is cold-rolled, heat treatable, with a nominal size of 1 3/4 in x 6 ft, thickness tolerance of 0 in/-0.005 in, and includes a Material Certificate with Lot Number. The MPN is 40F1X1.75-72.

Where to buy APPROVED VENDOR 4140 alloy steel bar worldwide?

3G Electric supplies the APPROVED VENDOR Alloy Steel Rectangular Bar worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this cold-rolled, heat treatable flat bar with material certification.

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

For precision applications, specify a thickness tolerance like 0 in/-0.005 in to ensure the bar stays within tight dimensional limits. Cold-rolled 4140 alloy steel offers improved surface finish and closer tolerances than hot-rolled. Always verify the material certificate for lot traceability.

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.

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Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 2 1/2 in x 6 ft Nominal Size (WxL), Mill (MPN 40F1X2.5-72). 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.
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Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in, 1 1/2 in x 6 ft Nominal Size (WxL), Mill (MPN 40f1.25x1.5-72). 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.
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Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in, 1 1/2 in x 6 ft Nominal Size (WxL), Mill (MPN 40f1.25x1.5-72). 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/-0.005 in, 1 1/4 in x 6 ft Nominal Size (WxL), Mill (MPN 40F1X1.25-72). 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.
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Alloy Steel Rectangular Bar: 1 in Thick, 0 in/-0.005 in, 1 1/4 in x 6 ft Nominal Size (WxL), Mill (MPN 40F1X1.25-72). 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, 2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1.25X2-24). 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.
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Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.005 in, 2 in x 24 in Nominal Size (WxL), Mill (MPN 40F1.25X2-24). 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 Flat Bar: 0.625 in Thick, -0.01 in/-0.04 in, 2 in x 6 ft Nominal Size (WxL), Cold Drawn (MPN 40f.625x2-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Drawn; Heat Treatable: Heat Treatable; Thickness Tolerance: -0.01 in/-0.04 in; Certifications Included: Material Certificate with Lot Number.
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Alloy Steel Flat Bar: 0.625 in Thick, -0.01 in/-0.04 in, 2 in x 6 ft Nominal Size (WxL), Cold Drawn (MPN 40f.625x2-72). Key specifications — Brand: APPROVED VENDOR; Fabrication: Cold Drawn; Heat Treatable: Heat Treatable; Thickness Tolerance: -0.01 in/-0.04 in; Certifications Included: Material Certificate with Lot Number.
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.01 in, 5 in x 24 in Nominal Size (WxL), Mill (MPN 40f1.25x5-24). 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.
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Alloy Steel Square Bar: 2.75 in Thick, 0 in/-0.006 in, 2 3/4 in x 12 in Nominal Size (WxL), Mill (MPN 40S2.75-12). 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.
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