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APPROVED VENDOR Alloy Steel Rectangular Bar: 1.25 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: 1.25 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 thickness of 1.25 in and a nominal size of 4 in x 12 in. It features a thickness…

SKU 3G-OTH-591350

Brand
APPROVED VENDOR
Item
Alloy Steel Rectangular Bar: 1.25 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
40F1.25X4-12
Type
0 in/-0.005 in, Mill
Fabrication
Cold Rolled
Heat Treatable
Heat Treatable
Nominal Size (WxL)
4 in x 12 in
Thickness Tolerance
0 in/-0.005 in
Certifications Included
Material Certificate with Lot Number
View Full Spec Sheet

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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 thickness of 1.25 in and a nominal size of 4 in x 12 in. It features a thickness tolerance of 0 in/-0.005 in and includes a Material Certificate with Lot Number (MPN 40F1.25X4-12).

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 4140 alloy steel rectangular bar used for?

This cold-rolled, heat-treatable 4140 alloy steel flat bar is used for high-strength industrial components such as shafts, gears, jigs, and fixtures. Its precise thickness tolerance of 0 in/-0.005 in suits machining applications requiring dimensional accuracy. 3G Electric supplies this bar with a material certificate and lot number for traceability.

What are the specifications of the APPROVED VENDOR 40F1.25X4-12 alloy steel bar?

The bar is 1.25 in thick with a nominal size of 4 in x 12 in (width x length). It is cold-rolled, heat-treatable 4140 alloy steel, with a thickness tolerance of 0 in/-0.005 in. A material certificate with lot number is included. The manufacturer part number is 40F1.25X4-12.

Where to buy APPROVED VENDOR alloy steel rectangular bars worldwide?

3G Electric supplies APPROVED VENDOR 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 4140 cold-rolled flat bar with material certificate.

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

For precision machining, choose a bar with a thickness tolerance like 0 in/-0.005 in to ensure consistent dimensions. Confirm the bar is heat-treatable if post-machining hardening is needed. 3G Electric can help match your application requirements to the correct APPROVED VENDOR specification.

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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