Research on Heat Source Model and Weld Profile for Fiber Laser Welding of A304 Stainless Steel Thin Sheet

Table 3

Thermal-physical properties of A304 stainless steel.

Temperature (°C)	Thermal conductivity (10^2 W/(m·°C))	Specific heat capacity (10^3 J/(kg·°C))	Density (10^4 kg/m^3)
0	0.15	0.46	0.79
245	0.17	0.51	0.78
500	0.20	0.50	0.77
800	0.22	0.61	0.75
1000	0.24	0.66	0.74
1200	0.26	0.74	0.73
1400	0.28	1.59	0.72
1500	0.40	1.59	0.71
2000	0.68	0.76	0.67
2800	0.80	0.65	0.59