Table 4.

Biaxial analysis showing the stress tensor and principal stresses.

Sample	Stress Tensor (MPa)				Principal Stresses (MPa)
		358.3	4	6.6		358.4	0	0
2s	σij=	4	189.7	12.6	σij=	0	189.6	0
		6.6	12.6	0		0	0	0
		−601.1	−45.5	20.1		−628	0	0
3s	σij=	−45.5	−551	−9.3	σij=	0	−524.1	0
		20.1	−9.3	0		0	0	0
		−261.2	30.2	9.9		–256	0	0
4s	σij=	30.2	−431.8	17.4	σij=	0	−437	0
		9.9	17.4	0		0	0	0
		−490.7	−27.9	22.9		−510.3	0	0
5s	σij=	−27.9	−470.6	31	σij=	0	−451	0
		22.9	31	0		0	0	0