SAE/AISI 1151 steel, an unconventional grade, finds widespread use in the Automotive and Construction sectors. Known as UNS G11510, this carbon steel exhibits excellent Mechanical properties, Machinability, and Weldability. It’s easily forged, and heat treatment enhances strength. Commonly employed in manufacturing gears, axles, and machined parts, it shares similarities with AISI 1148 and AISI 1150. SAE/AISI 1151 steel offers versatility and reliability in high-quality carbon steel applications.
What Forms of AISI 1151 is Available at Piping Mart?
- Nut
- Bar
- Bolt
- Pipe
- Screw
- Tubing
- Valves
- Washers
- Flanges
- Fasteners
- Electrodes
- Stud Bolts
- Sheet Plates
- Pipe Fittings
- Forged Fitting
- Instrumentation Fittings
AISI 1151 Composition
AISI 1151 steel comprises a composition characterized by Carbon, Manganese, Phosphorus, Sulfur, and silicon. While specific percentages may vary, this blend contributes to the steel’s excellent mechanical properties, making it a preferred choice for applications in the automotive and construction industries, showcasing reliability and versatility.
| Element | Content (%) |
|---|---|
| Iron, Fe | 98.28 – 98.82 |
| Manganese, Mn | 0.700 – 1.00 |
| Carbon, C | 0.480 – 0.550 |
| Sulfur, S | 0.130 |
| Phosphorous, P | 0.0400 |
AISI 1151 Mechanical Properties
AISI 1151 steel boasts excellent mechanical properties, offering a balance of strength and machinability. Known for its versatility, this carbon steel grade can be easily forged and heat-treated to enhance its strength, making it a reliable choice for various industrial applications, including manufacturing Machined Parts, Gears, and Axles.
| Properties | Metric | Imperial |
|---|---|---|
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
AISI 1151 Physical Properties
AISI 1151 steel exhibits specific physical properties crucial for understanding its behavior. With a density typically around 7.85 g/cm³, this carbon steel demonstrates a balanced weight-to-volume ratio, providing valuable information for engineering and manufacturing applications where precise knowledge of density is essential for performance and design considerations.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.7-8.03 g/cm3 | 0.278-0.290 lb/in3 |
AISI 1151 Equivalent
- ASTM A108
- ASTM A29
- ASTM A510
- ASTM A576
- SAE J1397
- SAE J403
- SAE J412
AISI 1151 Uses
SAE / AISI 1151 steel is often used in the automotive and construction industries for various applications. Some common uses include:
- Automotive parts such as gears, shafts, and bearings
- Construction materials such as nails, wire, and fencing
- Industrial equipment such as valves and pipes.
- Oil and Gas Industry Such as equipment, pipelines, valves.
- Agricultural Equipment Such as plows, tillers, and harvesting machinery.
AISI 1151 Corrosion Resistance
UNS G11510 steel has good corrosion resistance thanks to its high carbon content. The high carbon content protects the steel from corrosion by forming a barrier on the surface of the metal.
AISI 1151 Heat Resistance
SAE / AISI 1151 steel has good heat resistance thanks to its high carbon content. The high carbon content slows down the rate at which the steel absorbs heat. This allows the steel to retain its strength at higher temperatures.
AISI 1151 Heat Treatment
SAE / AISI 1151 steel can be heat treated to improve its strength and hardness. The best way to heat treat this type of steel is by heating it slowly and evenly until it reaches its critical temperature. The critical temperature is the temperature at which the steel changes phase from austenite to martensite. Once the steel reaches its critical temperature, it should be cooled quickly to prevent it from becoming brittle.
AISI 1151 Machinability
SAE / AISI 1151 steel is easy to machine thanks to its low carbon content and softness. The low carbon content makes it easier to cut and drill through, while the softness prevents the formation of chips during machining.
AISI 1151 Weldability
SAE / AISI 1151 steel is easy to weld thanks to its low carbon content and softness. The low carbon content makes it easier to weld through, while the softness prevents the formation of cracks during welding.
Conclusion
SAE / AISI 1151 is a non-standard grade of steel often used in the automotive and construction industries for various applications. This article has looked at everything you need to know about SAE / AISI 1151 steel, including its uses, corrosion resistance, heat resistance, heat treatment, machinability, and weldability.
A passionate metal industry expert and blogger. With over 5 years of experience in the field, Palak brings a wealth of knowledge and insight to her writing. Whether discussing the latest trends in the metal industry or sharing tips, she is dedicated to helping others succeed in the metal industry.
