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GB 50264 管道设备的伸长、收缩量
Selected 热胀冷缩.
热胀冷缩
热胀冷缩
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依据:GB 50264-2013
管道/设备的伸长收缩量
名称
单位
公式/来源
值
1
输入
2
常温长度,L
m
5.4
3
环境温度,T
a
℃
20
4
运行温度,T
0
℃
-30
5
线膨胀系数,α
L0
1/℃
0.0000012
6
结果
7
伸长/收缩量,ΔL0
mm
6.2.12-1
-0.324
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