Ключевые слова:
Grain size|Elongation|Structural steels|Condition of goods|Welding|Steels|Specimen preparation|Rectangular shape|Grades (quality)|Tensile strength|Marking|Yield strength|Impact strength|Square shape|Designations|Chemical composition|Circular shape|Sampling methods|Hollow sections|Testing conditions|Unalloyed steels|Mechanical properties of materials|Metal sections|Cold-working|Inspection