常用材料彈性模量及泊松比

（《鋼結(jié)構(gòu)設(shè)計(jì)規(guī)范》GB50017—2003表3.4.3統(tǒng)一取彈性模量206000MPa。泊松比約為0.3）（有限元材料庫(kù)的參數(shù)為:45號(hào)鋼密度7890kg/m3,泊松比0.269,楊氏模量209000GP.）（HT200,彈性模量為135GPa,泊松比為0.27）（HT200密度：7.2-03,彈性模量:70-80;泊松比0.24-0.25?;熱膨脹系數(shù)加熱：10冷卻-8）用灰鑄鐵HT200,根據(jù)資料可知其密度為7340kg/m3,彈性模量為120GPa，泊松比為0.25HT200，彈性模量E=1.22e11Pa,泊松比人=0.25，密度P=7800kg/m3（HT200122/0.3/7.2X10-6）（材料HT200,密度為7.8103kg/m3,彈性模量為145GPa,泊松比為0.3）（HT200，其彈性模量E=140GPa,泊松比口=0.25，密度P=7.8X103kg/m3）（模具材料為灰口鑄鐵HT200,C-3.47%,Si-2.5%,密度7210kg/m3，泊松比0.27。）（箱體材料為HT200，其性能參數(shù)為:彈性模量E=1.4X1011Pa,泊松比口=0.3,密度為P=7.8X103kg.m-3）（模型材料HT200,其主要物理與機(jī)械性能參數(shù)如下：密度7.25t/m3,彈性模量126GPa,泊松比0.3）（墊板的材料采用HT200,材料相關(guān)參數(shù)查表可得，彈性模量E=1120X105N/mm2,泊松比口二0125,密度P=712X10-9t/mm3）表58-23,常用材料的彈性模量，泊松比和線脹系數(shù)

材料彈性模量E/（KN/mm2）泊松比v線脹系數(shù)a/（10-6/℃加熱冷卻碳鋼、低合金鋼、合金結(jié)構(gòu)鋼200~2350.30~0.3111—8.5灰鑄鐵（HT150、HT200）70~800.24~0.2511—9灰鑄鐵（HT250、HT300）105~1300.24~0.2610—8可鍛鑄鐵90~1000.2510—8非合金球墨鑄鐵160~1800.28~0.2910—8青銅850.3517—15黃銅800.36~0.3718一16鋁合金690.32~0.3621—20鎂鋁合金400.25~0.3025.5—25常用材料彈性模量及泊松比—名稱彈性模量E切變模量G泊松比口GPaGPaGPa鎳鉻鋼20679.380.25-0.30合金鋼20679.380.25-0.30碳鋼196-206790.24-0.28鑄鋼172-2020.3球墨鑄鐵140-15473-760.23-0.27灰鑄鐵113-157440.23-0.27白口鑄鐵113-157440.23-0.27冷拔純銅12748軋制磷青銅113410.32-0.35軋制純銅108390.31-0.34軋制錳青銅108390.35鑄鋁青銅10341冷拔黃銅89-9734-360.32-0.42軋制鋅82310.27硬鋁合金7026軋制鋁6825-260.32-0.36鉛1770.42玻璃55220.25混凝土14-234.9-15.70.1-0.18縱紋木材9.8-120.5橫紋木材0.5-0.980.44-0.64橡膠0.007840.47電木1.96-2.940.69-2.060.35-0.38尼龍28.310.10.4可鍛鑄鐵152拔制鋁線69大理石55花崗石48石灰石41尼龍101010.7夾布酚醛塑料4-8.8石棉酚醛塑料1.3高壓聚乙烯0.15-0.25低壓聚乙烯0.49-0.78聚丙烯1.32-1.42序號(hào)材料名稱溫度20℃100℃200℃300℃400℃500℃彈性E(GPa)

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