1、常用材料的热膨胀系数X106常用材料的热膨胀系数X106表2.1.17 常用材料的热膨胀系数J. X10 6 ( mm/mm -C)t C-1000 20100 2020 2030020400 20-500 20600 20700 208015号钢、A10.611.7512.4113.4513.6013.8513.9014.8112.933钢11.512.6012.7813.0013.9314.6015.0812.50A3F、B3 钢11.6012.1213.0913.3814.1814.3814.2013.5010号钢11.1612.3211.5013.7112.0014.6714.8620
2、号钢10.611.5911.0010.5012.0011.0013.8018.6045号钢10.5010.0012.3010.5012.8414.6014.701Cr13、2Cr1310.0510.0011.3013.3513.0014.1514.715.00Cr179.8012.3513.6013.6014.4013.0013.5412Cr1MoV10.6313.6011.6014.0012.1012.3013.8010CrMo9112.5012.0017.2012.5017.9018.20011.5011.2012.1011.9013.1413.50Cr6SiMo16.210.8017.0
3、013.5017.5013.2014.30X20CrMo16.6011.3017.6012.9018.60WV12110.6013.0017.9013.9013.311Cr18Ni9Ti12.2017.1020.9018.0013.50普通碳钢16.016.6017.2011.9218.10工业用銅17.1017.5012.7012.42红铜8.317.2018.8012.901314黄铜17.8011.4612Cr3MoV10.3112.50SiTiB*11.2012CrMo*10.5灰口铸铁*t c042504850540059506500705Cr5Mo*12.3012.5012.701
4、2.8013.0013.10我1 - 1 - 9常用材料的线膨张系数1/七材料名称温度范咏r）a.( x 10 b)|材料名称温度范a( x 10 s)灰铸铁1(1)10.4银钳合金（磁尺用）誉八100IkO0- ICO10.4|铁猛件金（繊尺用20-100IkO诫铜钛铸铁20-509. 17|紫铜0- IO)17.2P = -120- 10011.50|黄铜20-10018.0T10A3D- 100IkO|铝青铜20-10017.6m 100H.3I锡青铜2f) 10018.04(心25 - l(X11 J)|铝o t(n23.865 Mn25-100IL 1|操0- IO)13.02Crl330-10010.5|光学玻璃20-100HO60Si2Mn20* 100IL5- 12.4|有机玻璃moo120- 1303D * 10016.6水泥、混龜土2010- HXS5820lk5纤维，夹布胶木30-40i32(4Vu30-100t+5聚氯乙烯管材10-6050-80(X1514.00 亠)110 150Sb AlA2Q-刚12,3硬橡胶、胶木172577糜技术论坛 一 jL _ L
