Sample			Absorbed energy			Mean value	Percent shear fracture (%)			Mean value
Numbering	Specification (mm)	Notch shape	Absorbed energy			Mean value	Percent shear fracture (%)			Mean value
Failed tubing	5 × 10 × 55 (portrait)	V	85	85	87	86	100	100	100	100
Intact tubing	5 × 10 × 55 (portrait)	V	95	98	91	95	100	100	100	100