Typically, the chemical composition of A473-17a steel grade consists of the following elements:
– Carbon (C): 0.10-0.20%
– Manganese (Mn): 0.50-0.80%
– Phosphorus (P): 0.04% max
– Sulfur (S): 0.03% max
– Silicon (Si): 0.10-0.35%
– Nickel (Ni): 0.60-0.90%
– Chromium (Cr): 0.15-0.35%
– Molybdenum (Mo): 0.15-0.25%
These elements play a crucial role in determining the steel grade’s overall strength, hardness, and other mechanical properties.
When it comes to mechanical properties, A473-17a steel grade exhibits unmatched strength compared to other steel grades. Here are some key mechanical properties of A473-17a steel grade:
– Ultimate Tensile Strength: 1300-1500 MPa
– Yield Strength: 1000-1200 MPa
– Elongation: 7-12%
– Reduction in Area: 15-30%
– Hardness: 30-40 HRC
These properties make A473-17a steel grade suitable for applications that require high strength, such as structural components, fasteners, and tools.
A473-17a steel grade is standardized under the number A473-17a, which helps ensure consistency and quality in its production and use.
The corresponding standards or specifications for A473-17a steel grade may vary based on different industry associations or regions. It is essential to refer to specific standards, such as ASTM (American Society for Testing and Materials) or ISO (International Organization for Standardization), to understand the requirements and specifications for the steel grade in question.