Investigation of mechanical properties and elucidation of factors affecting wood-based structural panels under embedment stress with a circular dowel i: analysis of the influence of various conditions on the embedment properties

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 3 Values of the partial regression coefficient

		PW-s	PW-w	OSB-s	OSB-w	PB	MDF	HB
\({a}_{\overline{d}}\)	σ_y	−0.31	−0.34	−0.44	−0.44	−0.28	−0.46	−0.39
\({a}_{\overline{d}}\)	σ_max	−0.32	−0.36	−0.56	−0.44	−0.29	−0.51	−0.49
\({a}_{\overline{ph}}\)	σ_y	0.23	0.32	0.33	0.42	0.50	0.64	0.41
\({a}_{\overline{ph}}\)	σ_max	0.03	0.05	0.19	0.20	0.33	0.56	0.10
\({a}_{\overline{e}}\)	σ_y	0.54	0.34	0.19	0.08	0.21	0.11	0.16
\({a}_{\overline{e}}\)	σ_max	0.74	0.57	0.38	0.28	0.37	0.20	0.37
\({a}_{\overline{side2}}\)	σ_y	0.08	−0.11	0.03	0.07	−0.10	0.11	0.25
\({a}_{\overline{side2}}\)	σ_max	−0.02	−0.21	−0.08	−0.08	−0.21	0.10	0.18
\({a}_{\overline{side3}}\)	σ_y	−0.08	−0.38	−0.08	−0.31	−0.49	−0.02	−0.07
\({a}_{\overline{side3}}\)	σ_max	−0.12	−0.43	−0.21	−0.40	−0.57	−0.04	−0.20

Bold number indicates that the p value is under 0.05. σ_y and σ_max mean the yield stress and the maximum stress, respectively