表1 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(g/cm 3)液相线、固相线温度(C)250.1070.192=7.88(20C)2000.1240.152=7.3(1500C)4000.1450.120=7.0(1600C)纯铁7690.3580.0748000.2300.07110000.1480.07015000.1800.03200.1120.142=7.86(15C)2000.1240.128镇静钢(C0.08%)4000.1420.1078000.2300.06812000.1580.07100.1120.124=7.86(15C)2000.1240.116软钢(C0.23%)4000.1420.1028000.2280.06212000.1580.071250.1110.103碳素结构钢2000.1250.095(S35C)4000.1340.0798000.2850.07800.1120.124=7.85(15C)2000.1220.115中碳钢(C0.4%)4000.1400.1008000.1480.05912000.1560.07100.1080.119=7.85(15C)2000.1280.108共析钢4000.1440.091(C0.8%)8000.1460.05812000.1600.07200.1080.103=7.83(15C)2000.1300.102工具钢4000.1420.089(C1.2%)8000.1560.05712000.1560.068续表1 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(g/cm 3)液相线、固相线温度(C)00.1200.060=7.73(15 C)2000.1260.072Ts=1488Si2% 钢4000.1440.074Tl=14978000.3260.06012000.1600.070200.114=7.84(15 C)2000.1240.106Ts=1420Cr1% 钢4000.1420.092Tl=15208000.2060.06212000.1460.072200.1140.053=7.7(15 C)不锈钢2000.1190.05513.1Cr,0.5Ni(AISI 420)4000.1460.058Ts=13998000.2140.064Tl=145412000.1360.069不锈钢00.1180.03518~20Cr,8~12Ni(AISI 304)2000.1280.043Ts=13994000.1360.050Tl=14548000.1540.06312000.1600.07620(0.128 )0.154=7.0(15 C)过共晶200(0.134 )0.124比热相对于普通铸铁灰口铸铁400(0.140 )0.094800(0.168 )0.071900(0.173 )0.053200.1862000.141共晶灰口铸铁4000.1048000.07012000.036200.101=7.1(15 C)2000.087球墨铸铁4000.1190.0728000.05110000.041金属温度 C比热cal/(g -C)导热系数cal/(cm s -C)密度(g/cm 3)液相线、固相线温度(C)200.045=7.5~7.8(15 C)2000.051白口铸铁4000.0538000.04712000.048200.0920.956=8.92纯铜2000.0930.931Ts=Tl=10836000.1060.87410000.1150.8031200200.1050.122Cu90%~AI102000.1110.156Ts=1030%6000.1240.233Tl=104210000.1360.310200.0940.267Ts=915Cu70%~Z n302000.1000.349Tl=955%6000.1130.3599000.1230.367200.0920.302Ts=900Cu60%~Z n402000.0970.346Tl=905%6000.1080.3619000.1160.334200.0930.069Ts=1170Cu70%~Ni302000.1010.088Tl=1240%6000.1120.13010000.1230.172200.1010.056Ts=1227Cu60%~Ni402000.1050.074Tl=1280%6000.1150.11310000.1250.15212000.1300.172200.2150.565s=2.70(15 C)纯铝2000.2350.570Ts=T m =660.25000.2680.5296600.2860.508Al-Cu4.5%200.2100.449Ts=5022005000.2290.2610.4490.461Tl=638金属温度 C比热导热系数密度（g/cm 3）液相cal/(g -C)cal/(cm s -C)线、固相线温度（C）200.2180.199Ts=540AI~Mg8%2000.2380.286Tl=6254000.2600.3825000.2710.431200.2460.373s=1.742000.2630.362Tl=T s=651纯镁4000.2880.3536500.3250.346Mg94.7~Z n4.200.2420.261Ts=54962000.2640.296Tl=641~Zr0.74000.3030.319（相当于MC6）5490.3410.324Mg90.2~AI9200.2350.051Ts=468~Zn 0.6~M n0.2000.2610.056Tl=61624000.2910.062（相当于MC2）4680.3000.063Inconel200.1030.028s=6.09X(73Ni,15Cr,72000.1150.035Ts=1395Fe,2.5Ti,1Nb)6000.1330.052Tl=142710000.1970.069耐盐酸镍基合6000.1260.046Ts=1270金C10000.1530.070Tl=130512000.1670.074表2铸型的热物性计算公式No视在物性值计算公式备注a0.001710.00247 —-0.00144 0.00232—浇注合金：铸铁b0.00990.0250-1硅砂干型，咲喃铸型a0.002160.00416~浇注合金：铸铝0.00221 0.002402硅砂b0.01630.0254干砂，咲喃铸型a0.007870.00104-浇注合金：铸钢0.000624 0.001203 硅砂b0.004560.0173干型a0.000407 0.00407-浇注合金：铸钢0.00246 0.003104■—硅砂b0.00160 0.0301咲喃铸型Cp0173132 10 4Ti硅砂1217 210 Ti 6.9811 310 Ti5——C p01312.47 10 4Ti1777_210 Ti 4.53“ 11 二310 T i6Cp0.1939.64105Ti橄榄石砂61910 8t2'i 17611 _ 310 Ti7Cp01287.11105Ti锆砂4.8810 8T_2\ 19811 — 310 11Ti8Cp0.1567.06105Ti铬砂4.65108亍213211 一 3。