Table 9 Compression parallel to the grain of thermally modified wood of Salix tetrasperma (kN/mm²).

Duration(h) Temperature (°C)	2 h	4 h	6 h	Mean	SD	CV
60 °C	0.033	0.030	0.030	0.031	0.002	5.587
80 °C	0.030	0.034	0.031	0.032	0.002	6.574
100 °C	0.032	0.037	0.034	0.034	0.003	7.330
120 °C	0.042	0.035	0.041	0.039	0.004	9.625
140 °C	0.033	0.034	0.032	0.033	0.001	3.030
160 °C	0.032	0.036	0.031	0.033	0.003	8.017
180 °C	0.031	0.030	0.029	0.030	0.001	3.333
200 °C	0.028	0.029	0.029	0.029	0.001	2.014
Control	0.031	0.031	0.031	0.031
Mean	0.032	0.033	0.031

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