各种金属的热物性值

金属温度。C比热cal/(g・°C)导热系数cal/(cm•s•°C)密度p(g/cm3)液相线、固相线温度(°C)250.1070.192p=7.88(20°C)2000.1240.152=7.3(1500°C)4000.1450.120=7.0(1600°C)纯铁7690.3580.0748000.2300.07110000.1480.07015000.1800.03200.1120.142p=7.86(15°C)镇静钢2000.1240.128(C0.08%)4000.1420.1078000.2300.06812000.1580.07100.1120.124p=7.86(15°C)软钢2000.1240.116(C0.23%)4000.1420.1028000.2280.06212000.1580.071250.1110.103碳素结构钢2000.1250.095(S35C)4000.1340.0798000.2850.07800.1120.124p=7.85(15°C)中碳钢2000.1220.115(C0.4%)4000.1400.1008000.1480.05912000.1560.07100.1080.119p=7.85(15°C)共析钢2000.1280.108(C0.8%)4000.1440.0918000.1460.05812000.1600.07200.1080.103p=7.83(15°C)工具钢2000.1300.102(C1.2%)4000.1420.0898000.1560.05712000.1560.068金属温度。C比热cal/(g・OC)导热系数cal/(cm•s•OC)密度p(g/cm3)液相线、固相线温度(OC)00.1200.060p=7.73(15OC)Si2%钢2000.1260.072Ts=14884000.1440.074Tl=14978000.3260.06012000.1600.070200.114p=7.84(15OC)Crl%钢2000.1240.106TS=14204000.1420.092T]^15208000.2060.06212000.1460.072200.1140.053p=7.7(15OC)不锈钢2000.1190.05513.1Cr,0.5Ni(AISI420)4000.1460.058TS=13998000.2140.064Tl=145412000.1360.06900.1180.03518~20Cr,8~12Ni不锈钢2000.1280.043T^=1399(AISI304)4000.1360.050Tl=14548000.1540.06312000.1600.07620(0.128)0.154p=7.0(15OC)过共晶200(0.134)0.124比热相对于灰口铸铁400(0.140)0.094普通铸铁800(0.168)0.071900(0.173)0.053200.1862000.141共晶灰口铸铁4000.1048000.07012000.036200.101p=7.1(15OC)2000.087球墨铸铁4000.1190.0728000.05110000.041200.045p=7.5~7.8(15OC)2000.051白口铸铁4000.0538000.04712000.048

金属温度。C比热cal/(g・°C)导热系数cal/(cm•s•°C)密度p(g/cm3)液相线、固相线温度(°C)200.0920.956p=8.92纯铜2000.0930.931Ts=Tl=10836000.1060.87410000.1150.8031200200.1050.122Cu90%〜A110%2000.1110.156Ts=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=12406000.1120.13010000.1230.172200.1010.056Ts=1227Cu60%~Ni40%2000.1050.074Tl=12806000.1150.11310000.1250.15212000.1300.172200.2150.565ps=2.70(15°C)纯铝2000.2350.570Ts=Tm=660.25000.2680.5296600.2860.508Al-Cu4.5%200.2100.449Ts=5022000.2290.449Tl=6385000.2610.461200.2180.199Ts=540Al~Mg8%2000.2380.286Tl=6254000.2600.3825000.2710.431

金属温度。C比热cal/(g・°C)导热系数cal/(cm•s•°C)密度p(g/cm3)液相线、固相线温度(°C)200.2460.373ps=1.74纯镁2000.2630.362Tl=Ts=6514000.2880.3536500.3250.346Mg94.7〜Zn4.6200.2420.261Ts=549〜Zr0.72000.2640.296Tl=641(相当于MC6)4000.3030.3195490.3410.324Mg90.2〜A19200.2350.051Ts=468〜Zn0.6〜Mn0.22000.2610.056Tl=616(相当于MC2)4000.2910.0624680.3000.063Inconel200.1030.028ps=6.09X(73Ni,15C