Key words: ST52
ST52 material is a kind of non-alloy steel and is considered as a common structural steel. The main characteristics of the steel are its tensile strength and yield point. For civil construction, underground engineering, bridge construction, marine structure, container manufacturing, automobile and machinery manufacturing.
Chemical constituents: C:<0.20, Si<0.50, P<0.040, S:<0.040.
Yield strength: > 315,
Tensile strength: 490-630.
Elongation: > 18.
Influences: Temperature: 0 degree C: > 23.