| 四川引种巨桉人工林木材物理力学性质的研究 |
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| 引用本文： | 王燕高,胡庭兴. 四川引种巨桉人工林木材物理力学性质的研究[J]. 四川农业大学学报, 2006, 24(4): 405-408 |
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| 作者姓名： | 王燕高 胡庭兴 |
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| 作者单位： | 四川农业大学,林学园艺学院,四川,雅安,625014;四川农业大学,林学园艺学院,四川,雅安,625014 |
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| 基金项目： | 四川省重点学科建设项目(2003) |
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| 摘 要： | 测定和分析研究了四川引种的5.5年生巨桉木材物理力学性质,结果表明:5.5年生巨桉木材材质轻、变形小,其气干密度为0.498g/cm3,全干密度为0.474g/cm3,基本密度为0.405g/cm3,体积干缩系数为0.487,顺纹抗压强度为47.97MPa,抗弯强度为90.60MPa,抗弯弹性模量为10411MPa,冲击韧性为60.8KJ/m2;综合强度为138.57MPa,属中等。
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| 关 键 词： | 巨桉 人工林 木材物理性质 木材力学性质 |
| 文章编号： | 1000-2650（2006）04-0405-04 |
| 收稿时间： | 2006-02-24 |
| 修稿时间： | 2006-02-24 |
Study on Wood Physical and Mechanical Properties of Eucalyptus grandis from Sichuan Introduction Plantation |
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| WANG Yan-gao,HU Ting-xing. Study on Wood Physical and Mechanical Properties of Eucalyptus grandis from Sichuan Introduction Plantation[J]. Journal of Sichuan Agricultural University, 2006, 24(4): 405-408 |
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| Authors: | WANG Yan-gao HU Ting-xing |
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| Affiliation: | College of Forestry and Horticulture, Sichuan Agricultural University, Yaan 625014, Sichuan, China |
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| Abstract: | The wood physical and mechanical properties of 5.5a Eucalyptus grandis from Sichuan Introduction plantation were analyzed.The results show that 5.5a Eucalyptus grandis wood is of lightness,small deformation.The air dry density is 0.498g/cm3,the over-dry density is 0.474g/cm3,the basic density is 0.405g/cm3 and the shrinkage coefficient of the volume is 0.487.The compressive strength parallel to grain is 47.97MPa,the bending strength is 90.60Mpa,the bending elastic modelus is 10411MPa and the toughness is 60.8KJ/m2;The composite strength is 138.57MPa,and belongs to middle level. |
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| Keywords: | Eucalyptus grandis plantation wood physical property wood mechanical property |
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