low alloy hsla plate

ASTM A572 เกรด 50 สแตนเลส โป้ม้วนร้อน ความแข็งแรงสูง สแตนเลสต่ํา โป้ HSLA

A572 Grade 50 steel plate (also known as ASTM A572 Gr. 50, HSLA steel plate, A572-50 structural plate, and high-strength low-alloy steel plate) is a high-strength, low-alloy (HSLA) structural steel plate widely used in construction, bridges, heavy machinery, and transmission towers. Grade 50 offers a minimum yield strength of 50 ksi (345 MPa), providing an excellent strength-to-weight ratio that allows for lighter, more economical structures compared to conventional carbon