Chemical Composition:
The chemical composition of A521/A521M-06(2016) steel grade typically consists of the following elements:
– Carbon (C): 0.20% maximum
– Manganese (Mn): 1.35-1.65%
– Phosphorus (P): 0.04% maximum
– Sulfur (S): 0.05% maximum
– Silicon (Si): 0.15-0.35%
– Copper (Cu): 0.35% maximum
– Nickel (Ni): 0.25% maximum
– Chromium (Cr): 0.15% maximum
– Molybdenum (Mo): 0.15% maximum
– Vanadium (V): 0.10-0.22%
These elements contribute to the steel’s strength, toughness, and corrosion resistance properties.
Mechanical Properties:
A521/A521M-06(2016) steel grade possesses superior strength and durability characteristics. Some of its mechanical properties are as follows:
– Tensile Strength: 690-895 MPa
– Yield Strength: 620 MPa minimum
– Elongation: 16% minimum
– Charpy V-notch Impact Strength: 27 J minimum at -40°C (-40°F)
– Hardness: Brinell Hardness of 220 maximum
These mechanical properties make A521/A521M-06(2016) steel grade suitable for applications requiring high strength and toughness in extreme conditions.
Standard Number:
A521/A521M-06(2016) is the American Society for Testing and Materials (ASTM) standard number for this steel grade. It specifies the requirements for high-strength steel plates for pressure vessels.
Corresponding:
The term “corresponding” in this context refers to the specific steel grade A521/A521M-06(2016) being explored for its superior strength and durability. It implies that the information provided is specifically applicable to this particular grade of steel.