材料的线胀系数

序号材料名称温度范围/℃
2020~10020~20020~30020~40020~60020~70020~90070~1000
1工程用铜16.6~17.117.1~17.217.618~18.118.6
2紫铜17.217.517.9
3黄铜17.816.820.9
4锡青铜17.617.918.2
5铝青铜17.617.919.2
6铝合金22.0~24.023.4~24.824.0~25.9
7碳钢10.6~12.211.3~1312.1~13.512.9~13.913.5~14.314.7~15
8铬钢11.211.812.41313.6
940CrSi11.7
1030CrMnSiA11
113Cr1310.211.111.611.912.312.8
121Cr18Ni9Ti16.61717.217.517.918.619.3
13铸铁8.7~11.18.5~11.610.1~12.211.5~12.712.9~13.217.6
14镍铬合金14.5
159.5
16水泥、混凝土10~14
17胶木、硬橡胶64~77
18玻璃4~11.5
19赛璐珞100
20有机玻璃180
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