The A29/A29M-16 steel grade is a commonly used carbon and alloy steel for various applications. Here, we will break down the properties and applications of this steel grade:
Chemical Composition:
– Carbon (C): 0.26-0.34%
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.040% max
– Sulfur (S): 0.050% max
– Silicon (Si): 0.15-0.35%
– Chromium (Cr): 0.80-1.10%
– Nickel (Ni): 0.40% max
– Molybdenum (Mo): 0.15-0.25%
Mechanical Properties:
– Tensile strength: 600-800 MPa
– Yield strength: 415 MPa
– Elongation: 16% min
– Reduction in area: 50% min
– Hardness: 197-241 HB
Applications:
1. Manufacturing Components: A29/A29M-16 steel grade is commonly used in the manufacturing of various components such as gears, shafts, couplings, bolts, nuts, and studs. Its combination of high tensile strength and good toughness make it suitable for these applications.
2. Automotive Industry: This steel grade is utilized in the automotive industry for the production of parts such as axles, crankshafts, crankshaft pins, connecting rods, and camshafts. Its properties enable it to withstand high stress and load conditions.
3. Machinery Manufacturing: A29/A29M-16 steel grade finds applications in the machinery manufacturing industry. It is used to manufacture machine parts, tools, and equipment that require high strength and wear resistance.
4. Construction: Due to its strength and durability, this steel grade is also used in the construction industry. It is employed in the fabrication of structural components such as beams, columns, and reinforcement bars.
Standard Number:
A29/A29M-16 is the American Society for Testing and Materials (ASTM) standard number for steel bars, carbon and alloy, hot-wrought, general requirements. This standard provides specifications for the chemical composition, mechanical properties, heat treatment, and other requirements for this steel grade.
Corresponding Equivalent Grades:
A29/A29M-16 steel grade is equivalent to various international standards like EN 10083-3, JIS G4053, BS EN 10083-3, and ISO 683-17. These equivalent grades ensure compatibility and ease of use across different regions and industries.