SM570 HSLA plate is a steel grade in JIS G3106 rolled steel for welding structure. It is a low alloy high strength steel, and its strength level is the highest in JIS G3106 standard and tensile strength σb is 570Mpa.
SM570 HSLA plate mechnical properties:
Tensile strength, kis [MPa] | Tensile strength, kis [MPa] |
8mm-160mm | [570-720] |
Yield strength, min, kis [MPa] | Yield strength, min, kis [MPa] |
8mm-16mm | [460] |
16mm-40mm | [450] |
40mm-75mm | [430] |
75mm-100mm | [420] |
100mm-160mm | […] |
Elongation under in [16 mm], min, % | 19 |
Elongation in above [16 mm], min, % | 20 |
SM570 HSLA plate has high yield strength and high toughness under low temperature impact, so it is widely used in bridge construction, engineering machinery, construction, ship and other mechanical equipment and steel structure components that need high strength.