金属或合金温度T/℃线胀系数α
/10E-6/℃
金属或合金温度T/℃
线胀系数α
/10E-6/℃
铝及铝合金
碳钢20-10010.6-12.2
106020-10020-30020-20011.3-13.0 110020-10020-40020-30012.1-13.5 201120-10020-60020-40012.9-13.9 201420-1002320-60013.5-14.3 202420-10022.820-70014.7-15.0
221820-10022.3
铬钢20-10011.2
300320-10023.220-20011.8 403220-10019.420-30012.4 500520-10023.820-40013 505020-10023.820-60013.6
505220-10023.8
铸铁20-1008.7-11.1
505620-10024.120-2008.5-11.6 508320-10023.420-30010.1-12.2 508620-10023.920-40011.5-12.7 515420-10023.920-60012.9-13.2 545620-10023.920-100017.6
606120-10023.4
1020-10011.53
606320-10023.420-20012.61 610120-1002320-30013 707520-10023.220-40013铜及铜合金20-50014.18纯铜2016.520-60014.6
磷脱氧铜20-30017.7
1520-10011.75
无氧铜20-30017.720-20012.41普通黄铜20-30020.320-30013.45低铅黄铜20-30020.220-40013.6中铅黄铜20-30020.320-50013.85高铅黄铜20-30020.320-60013.9
超高铅黄铜20-30020.5
2020-10011.16
铝青铜20-30016.420-20012.12铍青铜20-30017.8
金属或合金温度T/℃线胀系数α
/10E-6/℃
金属或合金温度T/℃
线胀系数α
/10E-6/℃
40CrNiMoA
20-10011.7
18CrMn2MoBA 20-10012.37
20-30012.720-20012.73
35CrMoVA 20-10011.820-30013.17 20-20012.520-40013.6 20-30012.7
12Cr13
20-10011.2 20-4001320-20012.6 20-50013.420-40014.1 20-60013.720-60014.3 20-70014
20Cr13
20-10010.5
38CrMoAlA 20-1001120-20011 20-20013.120-30011.5 20-3001320-40012 20-40013.520-50012 20-50013.5
30Cr13巴厘路线图
20-10010.2 20-60014.520-20011.1
30CrMnSiA 20-1001120-30011.6 20-20011.7220-40011.9 20-30012.9220-60012.3 20-40013.1320-70012.8 20-50013.92
12Cr18Ni9
20-10016.6 20-60014.2320-20017 20-70014.5920-30017.2
30CrMnSiNi2A 20-10011.3720-40017.5 20-20011.6720-50017.8 20-30012.6820-60018.2 20-40012.920-70018.6 20-50013.5320-90019.3 20-60013.84
14CrMn17Ni2
20-10010.3 20-70013.9720-20010.3中国少年儿童队改名为中国少年先锋队
40CrMnSiMoA 20-10012.520-30011.2 20-2001320-40011.8 20-30013.320-50012.4
6/℃Cr1720-50011
金属或合金温度T/℃线胀系数α
/10E-6/℃
金属或合金温度T/℃
线胀系数α
/10E-6/℃
哈勃太空望远镜15、A3
-10010.6
12Cr1MoV
20-1009.8-10.63 20-10011.7520-20011.3-12.35 20-20012.4120-30012.3-13.35 20-30013.4520-40013-13.6 20-40013.620-50012.84-14.15 20-50013.8520-60013.8-14.6 20-60013.920-70014.2-14.56
A3F、B320-10011.5
10CrMo91020-10012.5
1020-10011.620-20013.6 20-20012.620-30013.6 20-4001320-40014 20-60014.620-50014.4
20
20-10011.1620-60014.7 20-20012.1220-80013.5 20-30012.78
Cr6SiMo
20-10011.5 20-40013.3820-20012 20-50013.9320-40012.5 20-60014.3820-60013 20-70014.81
X20CrMoWV121
20-10010.8 20-80012.9320-20011.2 20-90012.4820-30011.6 20-100013.1620-40011.9
45
-10010.620-50012.1 20-10011.5920-60012.3 20-20012.32
1Cr18Ni9Ti
-10016.2 20-30013.0920-10016.6 20-40013.7120-20017
20-50014.1820-30017.2 20-60014.6720-40017.5 20-70015.0820-50017.9 20-80012.520-60018.2 20-90013.5620-70018.6 20-100014.4
普通碳钢
20-10010.6-12.2
1Cr13、2Cr1320-10010.520-20011.3-13.0 20-2001120-30012.1-13.5 20-30011.520-4001
2.9-13.9 20-4001220-60013.5-14.3 20-5001220-70014.7-15.0
Cr17
-10010.05
工业用铜
20-10016.6-17.1 20-1001020-20017.1-17.2 20-2001020-30017.6 20-30010.520-40018-18.1 20-40010.520-60018.6
金属或合金温度T/℃线胀系数α
/10E-6/℃
枝吻纽虫金属或合金温度T/℃
线胀系数α
/10E-6/℃
2020-30012.78
65
20-10011.8 20-40013.3820-20012.6 20-50013.9320-40013.3 20-60014.3820-50014 20-70014.8120-60014
2520-10011.18
20Cr
20-10011.3 20-20012.6620-20011.6 20-30013.0820-30012.5 20-40013.4720-40013.2 20-50013.9320-50013.7 20-60014.4120-60014.2 20-70014.88
40Cr
20-10011
3520-10011.720-20012 20-20011.920-30012.2 20-30012.720-40012.9 20-40013.420-50013.5 20-50014.02
12Cr2Ni3A
20-10011.8 20-60014.4220-20013 20-70014.8820-40014.7
4520-10011.5920-60015.6 20-20012.32
12Cr2Ni4A
20-10011.8 20-30013.0920-20013 20-40013.7120-40014.7 20-50014.1820-50015 20-60014.6720-60015.6 20-70015.08
25CrNiWA
20-10011
5020-1001220-30013 20-20012.420-60014 20-40013.3
37CrNi3A
20-10011.6 20-50014.120-20013.2 20-60014.120-40013.4
20-60013.5
金属或合金温度T/℃线胀系数α
/10E-6/℃
金属或合金温度T/℃
线胀系数α
/10E-6/℃老酒谣
17Cr18Ni9
包钢大集体改制20-10016
6Cr4Mo3Ni2WV 20-10011.1
20-50018.520-20011.2
13Cr11Ni2W2MoVA 20-1009.320-30011.9 20-20010.320-40012.5 20-30010.820-50013.1 20-40011.320-60013.1 20-50011.720-70013.3 20-60012.2
GCr9
20-10013
13Cr14Ni3W2VBA 20-1001020-20013.9 20-20010.320-40015 20-30010.620-60015.2 20-40010.9
GCr15
20-10014 20-50011.120-20015.1 20-60011.220-40015.6
40Cr10Si2Mo20-1001020-60015.8
45Cr14Ni14W2Mo 20-30017 20-50018 20-70018 20-90019
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