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APPROVED VENDOR Alloy Steel Square Bar: 3 in Thick, 0 in/-0.006 in, 3 in x 12 in Nominal Size (WxL) - High-Strength 4140 Alloy Steel Flat Bars
APPROVED VENDORHigh-Strength 4140 Alloy Steel Flat Bars

APPROVED VENDOR Alloy Steel Square Bar: 3 in Thick, 0 in/-0.006 in, 3 in x 12 in Nominal Size (WxL)

The APPROVED VENDOR Alloy Steel Square Bar (SKU 782M56, MPN 40S3-12) is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a nominal size of 3 in x 12 in and a thickness tolerance of 0 in/-0.006 in. It…

SKU 3G-OTH-591380

Brand
APPROVED VENDOR
Item
Alloy Steel Square Bar: 3 in Thick, 0 in/-0.006 in, 3 in x 12 in Nominal Size
Category
High-Strength 4140 Alloy Steel Flat Bars
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
40S3-12
Type
0 in/-0.006 in, Cold Rolled
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
3 in x 12 in
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

The APPROVED VENDOR Alloy Steel Square Bar (SKU 782M56, MPN 40S3-12) is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a nominal size of 3 in x 12 in and a thickness tolerance of 0 in/-0.006 in. It includes a Material Certificate with Lot Number for traceability.

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 Square Bar used for?

This 4140 alloy steel square bar is used for high-strength industrial components such as shafts, gears, and tooling. Its heat-treatable property allows custom hardness after machining. 3G Electric supplies this cold-rolled bar with a Material Certificate for traceability across machining, power transmission, and general fabrication applications.

What are the specifications of the APPROVED VENDOR Alloy Steel Square Bar?

The APPROVED VENDOR Alloy Steel Square Bar (MPN 40S3-12) is cold-rolled 4140 steel, nominal size 3 in x 12 in, with a thickness tolerance of 0 in/-0.006 in. It is heat treatable and includes a Material Certificate with Lot Number. 3G Electric sources this bar for precision machining and structural uses.

Where to buy the APPROVED VENDOR Alloy Steel Square Bar worldwide?

3G Electric supplies the APPROVED VENDOR Alloy Steel Square Bar worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this cold-rolled 4140 bar with Material Certificate for delivery to your facility. Contact us for availability and lead time.

How to select the right alloy steel square bar for heat treating?

Select a heat-treatable grade like 4140 alloy steel, which offers good hardenability. Verify dimensions and tolerance, such as the 3 in x 12 in nominal size with 0 in/-0.006 in thickness. 3G Electric provides this APPROVED VENDOR bar with a Material Certificate for traceability, ensuring consistent heat-treat response.

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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