Exploring the Properties and Uses of 640A35 Steel Grade

Steel grade 640A35 is a low-alloy steel that is specifically designed for use in heavy-duty applications, such as in the production of heavy machinery, construction equipment, and industrial components. This steel grade is known for its high strength and excellent toughness, making it suitable for use in demanding environments.

Mechanical Properties:
– Tensile Strength: 640-880 MPa
– Yield Strength: 540-710 MPa
– Elongation: 15-18%
– Hardness: 200-250 HB

Chemical Composition:
– Carbon (C): 0.32-0.39%
– Silicon (Si): 0.17-0.37%
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.035% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.70-1.10%
– Molybdenum (Mo): 0.20-0.30%

Uses:
– 640A35 steel grade is commonly used in the manufacturing of heavy-duty parts and components, such as axles, shafts, gears, and other mechanical parts that require high strength and durability.
– It is also used in construction equipment, such as cranes, excavators, and earthmoving machinery, due to its ability to withstand heavy loads and harsh working conditions.
– Additionally, this steel grade is utilized in the production of industrial machinery and components where high strength and toughness are essential for performance and reliability.

Overall, 640A35 steel grade offers a combination of high strength, toughness, and good weldability, making it suitable for a wide range of applications in heavy-duty industries. Its chemical composition and mechanical properties make it a preferred choice for manufacturers seeking durable and reliable steel for demanding applications.
640A35 Steel grade
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