材料

密度kg∙m⁻³

比热容J∙kg⁻¹∙K⁻¹

导热系数W∙m⁻¹∙K⁻¹

氩气

$\begin{array}{c}4.425-8.603\times {10}^{-3}t\\ +5.322\times {10}^{-6}{t}^2\end{array}$

520.49

$\begin{array}{c}0.002294+5.711\times {10}^{-5}t\\ -1.653\times {10}^{-8}{t}^2\end{array}$

304不锈钢

8030

$\begin{array}{c}480.3+0.2271t\\ -5.904\times {10}^{-5}{t}^2\end{array}$

$9.992+0.01629t$

316H不锈钢

8030

500

21.9

保温层

2150

800

0.12

热屏蔽

2150

800

20