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APPROVED VENDOR Alloy Steel Square Bar: 1.38 in Thick, 0 in/-0.005 in, 1 3/8 in x 6 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: 1.38 in Thick, 0 in/-0.005 in, 1 3/8 in x 6 in Nominal Size (WxL)

The APPROVED VENDOR Alloy Steel Square Bar (SKU 782LZ2) is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a nominal size of 1 3/8 in x 6 in and a thickness tolerance of 0 in/-0.005 in. It includes a…

SKU 3G-OTH-591459

Brand
APPROVED VENDOR
Item
Alloy Steel Square Bar: 1.38 in Thick, 0 in/-0.005 in, 1 3/8 in x 6 in Nominal Size
Category
High-Strength 4140 Alloy Steel Flat Bars
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
40S1.375-6
Type
0 in/-0.005 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
1 3/8 in x 6 in
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 Square Bar (SKU 782LZ2) is a cold-rolled, heat-treatable 4140 alloy steel flat bar with a nominal size of 1 3/8 in x 6 in and a thickness tolerance of 0 in/-0.005 in. It includes a Material Certificate with Lot Number for traceability.

Frequently Asked Questions

What is the APPROVED VENDOR 4140 alloy steel square bar used for?

This cold-rolled, heat-treatable 4140 alloy steel square bar is used for high-strength structural components, shafts, gears, and tooling in industrial machining and fabrication. The material certificate with lot number ensures traceability for quality-critical applications.

What are the specifications of the APPROVED VENDOR 1 3/8 in x 6 in alloy steel square bar?

The APPROVED VENDOR alloy steel square bar (MPN 40S1.375-6) has a nominal size of 1 3/8 in x 6 in, thickness tolerance of 0 in/-0.005 in, cold-rolled fabrication, and is heat treatable. It includes a material certificate with lot number for traceability.

Where to buy APPROVED VENDOR alloy steel square bars worldwide?

3G Electric supplies APPROVED VENDOR alloy steel square bars worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 4140 cold-rolled bar with material certificate.

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

Select based on required thickness tolerance, heat treatability, and surface finish. For precision applications, choose cold-rolled bars like this APPROVED VENDOR 1 3/8 in x 6 in bar with 0 in/-0.005 in tolerance. Always verify material certification 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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