Table 1 Mechanical properties of Q235 steel and E4303.

From: Comparison of destructive and non-destructive fracture toughness measurements for Q235 steel butt-welded joint

Material name

Tensile strength (MPa)

Yield strength (MPa)

Elongation (%)

Q235

390

235

47.9

E4303

≥ 430

≥ 330

22–32

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