常見物質(zhì)的物性參數(shù)

1、常見物質(zhì)的性能參數(shù)表1各種金屬的熱物性值金屬溫度。C比熱cal/(g P)導(dǎo)熱系數(shù)cal/(cm s 乜)密度P(g/cm3)液相線、固相線溫度(9)250.1070.192P=7.88(20 C)2000.1240.152=7.3(1500 9)4000.1450.120=7.0(1600 P)純鐵7690.3580.0748000.2300.07110000.1480.07015000.1800.03200.1120.142P=7.86(15cC)鎮(zhèn)靜鋼2000.1240.128(C0.08%)4000.1420.1078000.2300.06812000.1580.07100.1120.

2、124P=7.86(15 C)軟鋼2000.1240.116(C0.23%)4000.1420.1028000.2280.06212000.1580.071250.1110.103碳素結(jié)構(gòu)鋼2000.1250.095(S35C)4000.1340.0798000.2850.07800.1120.124P=7.85(15 C)中碳鋼2000.1220.115(C0.4%)4000.1400.1008000.1480.05912000.1560.07100.1080.119P=7.85(15 C)共析鋼2000.1280.108(C0.8%)4000.1440.0918000.1460.05812

3、000.1600.072工具鋼(C1.2%)020040080012000.1080.1300.1420.1560.1560.1030.1020.0890.0570.068P=7.83(15cC)00.1200.060P=7.73(15 C)2000.1260.072Ts=1488S2% 岡4000.1440.074T=1497L8000.3260.06012000.1600.070200.114P=7.84(15 X)2000.1240.106T=1420Cr1%i 岡4000.1420.092T=1520L8000.2060.06212000.1460.072200.1140.053P=7

4、.7(15 9)2000.1190.05513.1Cr,0.5Ni不銹鋼4000.1460.058T=1399(AISI 420)8000.2140.064T=1454L12000.1360.06900.1180.0351820Cr,812Ni不銹鋼2000.1280.043Tf 1399不銹鋼4000.1360.050T=14541(AISI 304)8000.1540.063L12000.1600.07620(0.128 )0.154P=7.0(15 9)過共晶200(0.134)0.124比熱相對于400(0.140 )0.094普通鑄鐵灰口鑄鐵800(0.168 )0.071900(0

5、.173 )0.053200.1862000.141共晶灰口鑄鐵4000.1048000.07012000.036200.101P=7.1(15 C)2000.087球墨鑄鐵4000.1190.0728000.05110000.041金屬溫度。C比熱cal/(g 0導(dǎo)熱系數(shù)cal/(cm s 。密度P(g/cm3)液相線、固相線溫度(P)200.045P=7.57.8(15 C)2000.051白口鑄鐵4000.0538000.04712000.048200.0920.956P=8.92純銅2000.0930.931Ts=Tl=10836000.1060.87410000.1150.80312

6、00200.1050.122Cu90%AI10%2000.1110.156Ts=10306000.1240.233T=1042L10000.1360.310200.0940.267Ts=915Cu70%Z n30%2000.1000.349T=955L6000.1130.3599000.1230.367200.0920.302Ts=900Cu60%Z n40%2000.0970.346T=905L6000.1080.3619000.1160.334200.0930.069Ts=1170Cu70%Ni30%2000.1010.088T=1240L6000.1120.13010000.1230.1

7、72200.1010.056Ts=1227Cu60%Ni40%2000.1050.074T=1280L6000.1150.11310000.1250.15212000.1300.172200.2150.565Ps=2.70(15 C)純鋁2000.2350.570Ts=Tm=660.25000.2680.5296600.2860.508Al-Cu4.5%200.2100.449Ts=5022000.2290.449T=638L5000.2610.461AIMg8%202004005000.2180.2380.2600.2710.1990.2860.3820.431Ts=540T=625L200

8、.2460.373Ps=1.742000.2630.362T =T =651純鎂L S4000.2880.3536500.3250.346Mg94.7Z n4.6200.2420.261Ts=549Zr0.72000.2640.296T=641L（相當(dāng)于MC6）4000.3030.3195490.3410.324Mg90.2AI9200.2350.051Ts=468Z n0.6M n0.22000.2610.056T=616L（相當(dāng)于MC2）4000.2910.0624680.3000.063Inconel200.1030.028Ps=6.09X(73Ni,15Cr,7Fe2000.1150.

9、035Ts=1395,2.5Ti,1Nb)6000.1330.052T=1427L10000.1970.069耐鹽酸鎳基合金C6000.1260.046Ts=127010000.1530.070T=1305L12000.1670.074表2鑄型的熱物性計(jì)算公式No視在物性值計(jì)算公式備注1澆注合金：鑄鐵硅砂 干型，呋喃鑄型2澆注合金：鑄鋁硅砂 干砂，呋喃鑄型3澆注合金：鑄鋼硅砂干型4澆注合金：鑄鋼硅砂 呋喃鑄型5硅砂6橄欖石砂7鋯砂8銘砂9硅砂，干型，呋喃鑄型6009以下0.385 名0.494 0.0058v Dp0.0379 0.03W0.080.0560.0240.0140.014鑄鋼/砂

10、型 （難以產(chǎn)生空隙時(shí)）3000.022同上4200.014（容易產(chǎn)生空隙時(shí)）156000.01112000.008418000.0055表9合金的密度、潛熱合金Ps(20 9) (kg/m)R(Ts) (kg/m )L (kJ/kg)1%Cr 鋼7840-2771.5%Mrg 岡7850-2772%Si 鋼7730-333奧氏體不銹鋼77007000294鐵素體不銹鋼8000-3040.08%C 鋼7800P 70300.23%Cl 岡786070300.80%Cl 岡785069901.20%Cl 岡78306900白口鑄鐵7650(7000)灰口鑄鐵7100(6650)AI-4.5%Cu2

11、980(2630)-Al Si 7Mg2680(2360)-Cu-30Z n8390(7520)-Mg-3AI-1Z n-5Mn1850(1690)370Ni-15Cr-7Fe-2.5Ti-Hb-0.9AI-0.7 Mn-0.4Si-0.0406087(5400)表10單位換算表量SI制CGS制工程制，MKH制密度kg/m3g/cm3kg/m31100010-3111000力Ndynkgf19.806651059.80665 X 1051/9.806651壓力Padyn/cm2kgf/cm 210.0980665 X 1(610 0.980665 X 1061.01972 X 1061熱量Jcalkcal14.186050.23888910.238889 X 10-310-3比熱kJ/(kg.K)cal/(g. kcal/(kg. C)14.186050.23888910.2388891比熱流量W/rncal/(cm 2.s)kcal/(m 2.h)14.18605 X 1042.38889 X 10-510.863.6 X 104導(dǎo)熱系數(shù)W/(m.K)cal/(cm.s. P)kcal/(m.h P)1418.6052.38889 X 10-310.863.60熱傳達(dá)系數(shù)W/(m.