Issue 37
D. Angelova et alii, Frattura ed Integrità Strutturale, 37 (2016) 265-271; DOI: 10.3221/IGF-ESIS.37.35
0 100 200 300 400 500 600 700 1 2 3 4 5 6 7 8 9 10 Sheet mark number Tensile strength, R m , МРа 470 МРа (ЕN 10025-2:2004) 630 МРа (ЕN 10025-2:2004)
0 100 200 300 400 500 600 700
630 МРа (ЕN 10025-2:2004)
Tensile strength, R m , МРа
470 МРа (ЕN 10025-2:2004)
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0 100 200 300 400 500 600
600
500
430 МРа (ЕN 10025-2:2004)
430 МРа (ЕN 10025-2:2004)
Yield Strength, R e , MPa
100 Yield Strength, R e , MPa 200 300 400
345 МРа (ЕN 10025-2:2004)
345 МРа (ЕN 10025-2:2004)
0
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Sheet mark number
50
50
0 Elongation after fracture А , % 10 20 30 40
10 Elongation after fracture А , % 20 30 40
min 20% (ЕN 10025-2:2004)
min 20% (ЕN 10025-2:2004)
0
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Sheet mark number
250
250
0 V-Notch Impact Energy К , J 50 100 150 200
50 V-Notch Impact Energy К , J 100 150 200
min 27J (ЕN 10025-2:2004)
min 27J (ЕN 10025-2:2004)
0
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Sheet mark number
a. b. Figure 2 : Comparative analysis of mechanical properties of hot-rolled plate/sheet, obtained by strain–speed–temperature Regimes A and B; a. – plate/sheet with final thickness 30 mm; b. – plate/sheet with final thickness 40 mm.
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