各种金属的热物性值

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1、表1各种金属的热物性值3比热导热系数密度ρ(g/cm)液相金属温度°Ccal/(g·°C)cal/(cm·s·°C)线、固相线温度(°C)250.1070.192ρ=7.88(20°C)2000.1240.152=7.3(1500°C)4000.1450.120=7.0(1600°C)纯铁7690.3580.0748000.2300.07110000.1480.07015000.1800.03200.1120.142ρ=7.86(15°C)2000.1240.128镇静钢4000.1420.107(C0.08%)8000.2

2、300.06812000.1580.07100.1120.124ρ=7.86(15°C)2000.1240.116软钢4000.1420.102(C0.23%)8000.2280.06212000.1580.071250.1110.103碳素结构钢2000.1250.095(S35C)4000.1340.0798000.2850.07800.1120.124ρ=7.85(15°C)2000.1220.115中碳钢4000.1400.100(C0.4%)8000.1480.05912000.1560.07100.1080.11

3、9ρ=7.85(15°C)2000.1280.108共析钢4000.1440.091(C0.8%)8000.1460.05812000.1600.07200.1080.103ρ=7.83(15°C)2000.1300.102工具钢4000.1420.089(C1.2%)8000.1560.05712000.1560.0681续表1各种金属的热物性值3比热导热系数密度ρ(g/cm)液相金属温度°Ccal/(g·°C)cal/(cm·s·°C)线、固相线温度(°C)00.1200.060ρ=7.73(15°C)2000.1260

4、.072Ts=1488Si2%钢4000.1440.074TL=14978000.3260.06012000.1600.070200.114ρ=7.84(15°C)2000.1240.106TS=1420Cr1%钢4000.1420.092TL=15208000.2060.06212000.1460.072200.1140.053ρ=7.7(15°C)2000.1190.05513.1Cr,0.5Ni不锈钢4000.1460.058TS=1399(AISI420)8000.2140.064TL=145412000.1360.

5、06900.1180.03518~20Cr,8~12Ni2000.1280.043TS=1399不锈钢4000.1360.050TL=1454(AISI304)8000.1540.06312000.1600.07620（0.128）0.154ρ=7.0(15°C)200（0.134）0.124比热相对于过共晶400（0.140）0.094普通铸铁灰口铸铁800（0.168）0.071900（0.173）0.053200.1862000.141共晶灰口铸铁4000.1048000.07012000.036200.101ρ=7.

6、1(15°C)2000.087球墨铸铁4000.1190.0728000.05110000.04123比热导热系数密度ρ(g/cm)液相金属温度°Ccal/(g·°C)cal/(cm·s·°C)线、固相线温度(°C)200.045ρ=7.5~7.8(15°C)2000.051白口铸铁4000.0538000.04712000.048200.0920.956ρ=8.92纯铜2000.0930.931TS=TL=10836000.1060.87410000.1150.8031200200.1050.122Cu90%~Al10%2

7、000.1110.156TS=10306000.1240.233TL=104210000.1360.310200.0940.267TS=915Cu70%~Zn30%2000.1000.349TL=9556000.1130.3599000.1230.367200.0920.302TS=900Cu60%~Zn40%2000.0970.346TL=9056000.1080.3619000.1160.334200.0930.069TS=1170Cu70%~Ni30%2000.1010.088TL=12406000.1120.1301

8、0000.1230.172200.1010.056TS=1227Cu60%~Ni40%2000.1050.074TL=12806000.1150.11310000.1250.15212000.1300.172200.2150.565ρs=2.70(15°C)纯铝2000.2350.570T