常用材料的弹性模量及泊松比
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密度
切变弹性模
量杨氏弹性模
量泊松比声阻抗ρG x10
11
E x10
11
σ
Z x10
6g/cm
3
(达因/cm2)(达因/cm2)
(g/cm2
s)横波瑞利波
CSCR
铝Al2.72.566.850.341.696.263.08铝1100-02.711.726.353.12.9铝2117-T42.81.756.253.12.79铝2502.71
1.72
6.353.12.9铝17ST2.69
7.180.3551.756.253.12.79铝LY12板材6.133.07
铍Be1.8214.0829.650.052.3312.88.717.87镁Mg1.741.61
4.57
0.31
1.015.773.092.74镁Am351.741.015.793.12.87镁M1A1.761.015.743.1
2.87钼Mo10.26.386.253.353.11
钯Pd123.6
3
钴Co8.9铪Hf13.31钒V6.1铬Cr7.19铌Nb8.57铼Re20.53铱Ir22.451.410.7铂Pt
21.45.9716.8
0.39
8.46
3.961.67铂铱合金25板材4.31
1.95
镓Ga5.91硅Si2.33锆Zr6.52.8
4.31锆合金6.541.922.4
锑Sb6.77.751.442.160.81锌Zn7.14.1210.30.252.964.172.41铋Bi9.61.193.140.332.142.181.1
铀U18.73.371.93
镉Cd8.61.944.950.32.42.781.5银Ag10.52.367.320.38
3.83.61.5
德国银8.73.124.76钽Ta16.618.65.563.35金Au19.32.787.95
0.426.263.241.2铟In7.31铊Tl8.584.25
4.952.18锡Sn7.32.045.44
0.33
2.423.321.67汞Hg13.551.951.45汞Hg(20℃)13.55/13.61.973
1.451钨W19.25
13.135.40.359.985.182.872.65超硬合金11-157.7/10.26.8/7.3
铁Fe
7.7
8.0320.6
0.26
4.5
5.85
3.232.23材料
声速 Km/s
体积纵波C
L
金属
铸铁
6.95/7.35
2.5/4.03.5/5.62.2/3.2
QT60-2球墨铸铁3.018
钢7.70.254.535.88/5.953.2/3.28302不锈钢7.90.28
4.475.663.122.89304不锈钢7.94.465.643.07347不锈钢7.917.58
19.5
0.34.545.743.12.79
410不锈钢7.674.135.392.992.16
430不锈钢
7.74.636.013.361Cr18Ni9Ti板材5.773.05
铜Cu8.94.55
12.3
0.35
4.184.72.262.15黄铜8.543.964.642.051.84康铜8.86.13
16.3
0.33
4.65.242.64
紫铜8.934.074.6锰铜8.44.64
12.3
0.33
3.94.62.35
铜110
8.94.184.72.261.93铜260(弹壳黄铜 70%)8.533.273.832.051.86铜464-467(海军黄铜)8.413.734.432.121.95铜510(磷青铜 5%A)8.863.123.532.232.01铜752(镍银65-18)8.754.044.622.321.69白铜8.43.9210.080.3744.752.16铅Pb
11.40.586
1.64
0.44
2.462.170.70.64
硬铅(94Pb-6Sb)10.882.352.160.810.73锰Mn8.44.6412.30.333.834.662.35
镍Ni8.87.7120.10.314.955.632.962.64镍铜锌合金8.43.92
10.8
0.37
44.752.16
Inconel镍基合金8.54.955.823.022.79X-750镍基合金8.34.935.943.12
Monel镍基合金8.836.55
17.95
0.327
4.725.352.722.46钛Ti(工业纯)4.52.756.13.122.79钛合金Ti150A
4.54
2.776.13.122.79钛合金TC11(BT9-Zr)4.482.836.153.2钛合金TC11(BT3/1)6.18碳钢,退火合金钢7.854.665.943.243退火碳钢7.864.685.953.263淬火碳钢7.84.65.93.2352100钢(退火)7.834.695.993.2752100钢(淬火)7.84.65.893.2D6工具钢(退火)7.74.76.143.31D6工具钢(淬火)7.74.6
6.01
3.22
空气(0℃)1.293x10-3
0.428x10-3
0.331空气(2℃)1.205x10-30.413x10
-3
0.343氩气(0℃)1.781x10-30.568x10-3
0.319氩气(300℃)0.848x10
-30.261x10
-3
0.307氨气(0℃)0.771x10
-3
0.32x10-3
0.415二氧化碳(0℃)CO21.977x10-3
0.512x10
-3
0.259一氧化碳(0℃)CO
1.25x10
-3
0.423x10
-3
0.338非金属