Key Considerations With 1144 Stressproof Carbon Steel

Posted on June 01, 2024 at 10:30 AM

Carbon's impact on bulk mechanical properties like hardness, tensile strength, yield strength, and ductility plays a crucial role in the machinability of carbon steels. Carbon steels are categorized as such when they contain no specified minimum content of alloying metals such as aluminum, chromium, cobalt, columbium, molybdenum, nickel, or vanadium.

An excellent example of an alloy that offers superb machinability and hardenability is 1144 Stressproof® Carbon Steel. This article will dive into the fundamentals and essential considerations of this grade type.

What is 1144 Stressproof Carbon Steel?

1144 Stressproof® Carbon Steel is a medium-carbon steel that has been resulfurized to improve its machinability. It is known for its high strength and durability, surpassing many other steel alloys. This steel has been tested to withstand forces of up to 1144 lbs without cracking.

Manufactured & Supplied by Amardeep Steel, 1144 Stressproof® Carbon Steel finds applications in construction, transportation, and manufacturing industries. Its unique composition, with high carbon and low alloy content, gives it superior strength compared to similar alloys like A36, A283, and A572.

Important Factors About 1144 Stressproof® Carbon Steel

Choosing a steel alloy that offers excellent machinability is crucial for producing high-quality, precise parts. Opting for metals with low machinability can lead to substandard outcomes. Thus, it's important to prioritize material integrity when selecting a steel alloy for machining operations.

Consider these key factors when selecting 1144 Stressproof® Carbon Steel for your next machining project.

1144 Stressproof Steel Mechanical Properties

Properties	Metric	Imperial
Tensile strength	745 MPa	108000 psi
Yield strength	620 MPa	89900 psi
Bulk modulus (typical for steel)	140 GPa	20300 ksi
Shear modulus (typical for steel)	80.0 GPa	11600 ksi
Elastic modulus	190-210 GPa	27557-30458 ksi
Poisson's ratio	0.27-0.30	0.27-0.30
Elongation at break	10%	10%
Reduction of area	30%	30%
Hardness, Brinell	217	217
Hardness, Knoop (converted from Brinell hardness)	240	240
Hardness, Rockwell B (converted from Brinell hardness)	95	95
Hardness, Rockwell C	17	17
Hardness, Vickers (converted from Brinell hardness)	228	228

AISI 1144 Carbon Steel Chemical Compositions

Element	Content (%)
Iron, Fe	97.50 - 98.01
Manganese, Mn	1.35 - 1.65
Sulfur, S	0.240 - 0.330
Carbon, C	0.40 - 0.480
Phosphorous, P	0.040

1144 Steel Physical Properties

Properties	Metric	Imperial
Density	7.85 g/cm³	0.284 lb/in³

1144 Stress Proof Steel Thermal Properties

Properties	Metric	Imperial
Thermal conductivity (typical steel)	49.8 W/mK	346 BTU in/hr.ft².°F

AISI 1144 Equivalent Material

Equivalent designations for AISI 1144 carbon steel include:

ASTM A29
ASTM A311
ASTM A510
SAE J1397
SAE J403
SAE J412

1144 Stressproof Steel Advantageous Characteristics

1144 Stressproof® Carbon Steel offers numerous advantageous characteristics that meet industry standards and provide several benefits:

Excellent machinability and hardenability for ease of machining and forming.
Exceptional resistance to stress and fatigue, ensuring durability under demanding conditions.
Good resistance to corrosion and rust, enhancing longevity and performance in varied environments.
High strength and stiffness, making it suitable for heavy-load applications and structural components.
High surface quality, resulting in a smooth finish and improved aesthetics.
Low thermal expansion and contraction rates, maintaining dimensional stability in temperature variations.
Minimal risks of distortion and warping during fabrication processes.
Innate durability without the need for heat treatment, reducing production time and costs.

AISI 1144 Carbon Steel Industrial Applications

1144 Stressproof® Carbon Steel finds extensive use across diverse industrial applications, especially in high-production automatic machine components and parts requiring superior strength and wear resistance compared to lower carbon steels.

Common applications in the construction industry include:

Arbors
Bushings
Gears
Pinions
Rods
Shafts
Sleeves
Spindles

Choose Amardeep Steel for Your Carbon Steel Needs

Amardeep Steel has been a trusted provider of top-notch cold-finished carbon steel since 1974. Our diverse range of alloy materials includes 1018, 1214, 1215, 1144, and 1045, ensuring we meet your specific needs.

We understand the urgency of your projects, which is why we offer next-day shipping for our local customers. Our commitment to quality extends to meeting ASTM standards and delivering the quantity you require.

Start your next project with Amardeep Steel by contacting us or requesting a quote today!

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