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APPROVED VENDOR Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.006 in - High-Strength 4140 Alloy Steel Flat Bars
APPROVED VENDORHigh-Strength 4140 Alloy Steel Flat Bars

APPROVED VENDOR Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.006 in

APPROVED VENDOR Alloy Steel Rectangular Bar is a High-Strength 4140 Alloy Steel Flat Bar, cold rolled and heat treatable, with a thickness of 1.25 in and a nominal size of 1 3/4 in x 6 ft. It features a mill finish…

SKU 3G-OTH-591138

Brand
APPROVED VENDOR
Item
Alloy Steel Rectangular Bar: 1.25 in Thick, 0 in/-0.006 in
Category
High-Strength 4140 Alloy Steel Flat Bars
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
40f1.25x1.75-72
Type
0 in/-0.006 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
1 3/4 in x 6 ft
Thickness Tolerance
0 in/-0.006 in
Certifications Included
Material Certificate with Lot Number
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APPROVED VENDOR 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 thickness of 1.25 in and a nominal size of 1 3/4 in x 6 ft. It features a mill finish with a thickness tolerance of 0 in/-0.006 in and includes a Material Certificate with Lot Number.

Frequently Asked Questions

What is a 4140 alloy steel rectangular bar used for?

A 4140 alloy steel rectangular bar is used for high-strength industrial components such as shafts, gears, and tooling. Its heat-treatable property allows custom hardness, making it suitable for machining and structural applications across manufacturing, oil and gas, and heavy equipment sectors.

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

The APPROVED VENDOR 4140 alloy steel flat bar is cold rolled, heat treatable, 1.25 in thick, with a nominal size of 1 3/4 in x 6 ft. Thickness tolerance is 0 in/-0.006 in, mill finish, and includes a Material Certificate with Lot Number for traceability.

Where to buy 4140 alloy steel rectangular bars worldwide?

3G Electric supplies APPROVED VENDOR 4140 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 high-strength flat bar with material certification.

How to select the right 4140 alloy steel bar for machining?

Select a 4140 alloy steel bar based on required thickness, width, length, and heat-treatability. Cold rolled bars like this APPROVED VENDOR bar offer tighter tolerances and a smooth surface. Always verify the material certificate to confirm lot traceability and composition for your application.

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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