ASTM A709 Grade 50W

ASTM A709 Grade 50W is a high-strength, low-alloy structural steel that is primarily used in structural applications such as bridges. It is known for its enhanced atmospheric corrosion resistance, making it suitable for outdoor environments. Grade 50W refers to the minimum yield strength of 50,000 psi (345 MPa), and the "W" stands for weathering steel, indicating its ability to withstand exposure to weathering elements such as rain, snow, and atmospheric conditions. This steel grade is often used in bridge construction to provide durability and long-term performance, particularly in areas with high corrosion potential.