工业用木材物理力学性能

1、工业木材的物理和机械性能工业木材的物理和机械性能(表1)针叶树木材各种树木面积空气干堆积密度/gcm-3体积收缩系数(%)沿晶粒的抗压强度/兆帕横向抗压强度(弦向)/MPa沿晶粒的抗拉强度/兆帕弯曲强度(弦向)/MPa弯曲模量(弦向)/GPa冲击韧性(弦向)/Nm沿晶粒的剪切强度(弦平面)/MPa硬度(端面)/兆帕局部压缩都在压力下冷杉四川的大渡河和青衣江0.4330.53734.84.33.295.468.69.83.85.431杉木中国东北的长白山0.3900.43731.93.52.472.165.19.13.06.425臭冷杉中国东北的小兴安岭0.3840.47238.83.32.37

2、7.263.89.43.16.222杉木湖南江华0.3710.42037.03.21.475.762.59.42.54.825杉木湖北崇阳0.6000.32053.29.46.6114.898.510.04.510.958银杏树安徽省歙县0.5320.41740.25.23.180.476.29.13.310.8111Yaeyama福建永泰0.5520.51043.77.14.5107.889.312.35.66.943落叶松中国东北的小兴安岭0.6410.58856.48.2127.3111.014.24.86.737兴安落叶松中国东北的长白山0.5940.55451.37.6120.197

3、.312.44.86.933红杉四川平武0.4520.41634.36.24.376.068.88.62.85.131云杉四川吴、李县0.4590.52137.84.42.892.174.410.13.85.824红云杉中国东北的小兴安岭0.4170.48434.54.394.868.510.93.26.121云杉四川平武0.4810.52142.14.92.8111.581.111.44.16.134华山松木贵州威宁0.4760.44935.34.32.685.563.38.53.67.525红松小兴安岭与长白山0.4400.45932.73.796.164.09.83.46.821广东松湖

4、南邙山0.5010.40931.46.196.289.99.93.97.834黄山松安徽霍山0.5710.58946.66.64.589.412.85.48.731中国红松湖南省会同县辰县0.5190.47043.56.53.0102.889.212.13.86.629苏格兰松木黑龙江省的吐鲁番河0.47736.13.4112.869.99.84.17.725油松湖北省秭归市0.5370.47641.65.43.5118.286.211.34.26.228云南松云南广通0.5880.61244.64.63.1118.193.412.65.57.638铁杉四川青衣江0.5110.43945.46

5、.03.5115.489.711.13.98.240(表2)阔叶树各种树木面积空气干堆积密度/gcm-3体积收缩系数(%)沿晶粒的抗压强度/兆帕横向抗压强度(弦向)/MPa沿晶粒的抗拉强度/兆帕弯曲强度(弦向)/MPa弯曲模量(弦向)/GPa冲击韧性(弦向)/Nm沿晶粒的剪切强度(弦平面)/MPa硬度(端面)/兆帕局部压缩都在压力下槭木中国东北的长白山0.7090.51047.88.46.213.113.18.314.066合欢江西武宁0.5770.39045.96.74.288.311.911.96.912.458伪阿尔德福建南京0.4310.39929.92.72.08.08.03.37.

6、834西南桤木云南广通0.5030.44139.13.72.980.474.69.64.1269.438西南蘑菇树云南屏边0.7680.62766.57.14.9121.612.77.33014.589光皮桦安徽省岳西0.7230.55758.29.46.5148.0127.814.38.61419.081红桦四川的闽江和黑水0.5970.47444.44.63.4147.790.610.66.89911.453桦树甘肃洮河0.6150.46641.74.73.4101.485.69.07.82011.638buerretiodendron hsienmu广西金龙县1.1300.80675.1

7、17.812.5158.220.717.85620.7140高山栎海南尖峰岭0.6510.51844.17.85.171.311.25.03710.575黎蒴广东乳源0.5480.46537.94.12.6108.381.410.76.4789.238甜槠安徽省歙县0.5520.40037.74.53.471.873.59.14.4209.943卡图斯福建建瓯0.6100.44643.05.13.585.411.06.9979.439栲福建0.5950.39241.74.93.375.782.78.84.4988.747红枣江西武宁0.5690.46343.35.93.696.512.16.8

8、8010.741樟脑湖南省郴县0.5800.41240.87.173.69.03.8619.140青钢安徽义县0.8920.59864.212.98.4141.716.311.11320.7111Xi朱丽亚的团伙安徽义县0.8930.63563.611.97.9139.7139.216.69.64320.9110降香黄檀江西武宁0.8970.57912.38.0156.618.012.95620.5124黄芪福建南京0.5690.41144.25.54.3113.289.49.94.2539.855(表3)阔叶树各种树木面积空气干堆积密度/gcm-3体积收缩系数(%)沿晶粒的抗压强度/兆帕横向

9、抗压强度(弦向)/MPa沿晶粒的抗拉强度/兆帕弯曲强度(弦向)/MPa弯曲模量(弦向)/GPa冲击韧性(弦向)/Nm沿晶粒的剪切强度(弦平面)/MPa硬度(端面)/兆帕局部压缩都在压力下柠檬桉广西宜山0.9680.73263.514.47.7148.5142.318.615.67015.585水青岗云南金平0.7930.61751.56.84.7139.6113.213.413.28914.062中国东北灰中国东北的长白山0.6860.57751.510.5135.9116.214.36.97810.363茅坡雷云南屏边0.9650.78772.88.25.6152.720.312.41715

10、.3112核桃楸中国东北的长白山0.5260.46536.04.5125.026.311.85.1749.834枫香湖南省郴县0.6080.46841.85.4106.580.89.65.1457.062石栎浙江彰化0.6650.48049.511.0108.194.511.34.31211.962菲比布尔内广东乳源0.5600.46837.55.53.8100.279.710.16.5469.035红豆树江西武宁0.5880.44840.86.03.591.68.98.50613.459黄色皮肤的树蕨中国东北的长白山0.4490.36833.04.63.874.68.84.1949.032山

11、杨黑龙江日报0.36430.72.354.85.97.6836.620毛白杨北京0.5250.45838.23.42.791.677.010.27.8509.438圣栎安徽肥西0.9300.61651.19.96.4152.3126.016.511.98517.680昆嵛山木中国东北的长白山0.7660.59054.58.6152.3121.515.211.07412.674蝗虫北京0.7920.54852.810.27.3124.312.717.04212.867檫树湖南省郴县0.5840.46940.57.1108.691.211.36.1947.841超级巴湖南省郴县0.6110.47343.84.7121.091.012.76.81110.052槐树山东0.7020.51145.08.16.5103.310.212.64213.665柚木云南京东0.6010.41349.87.35.