常见物质的物性参数

《常见物质的物性参数》由会员分享，可在线阅读，更多相关《常见物质的物性参数（14页珍藏版）》请在装配图网上搜索。

1、常见物质的性能参数表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p (g/cm3)液相线、 固相线温度(C)纯铁25200400769800100015000.1070.1240.1450.3580.2300.1480.1800.1920.1520.1200.0740.0710.0700.032p=7.88(20C)=7.3(1500C)=7.0(1600C)镇静钢(C0.08%)020040080012000.1120.1240.1420.2300.1580.1420.1280.1070.0680.071p=7.86(15C)软钢(C0.2

2、3%)020040080012000.1120.1240.1420.2280.1580.1240.1160.1020.0620.071p=7.86(15C)碳素结构钢(S35C)252004008000.1110.1250.1340.2850.1030.0950.0790.078中碳钢(C0.4%)020040080012000.1120.1220.1400.1480.1560.1240.1150.1000.0590.071p=7.85(15C)共析钢(C0.8%)020040080012000.1080.1280.1440.1460.1600.1190.1080.0910.0580.072p

3、=7.85(15C)00.1080.103p=7.83(15C)2000.1300.102工具钢4000.1420.089(C1.2%)8000.1560.05712000.1560.06800.1200.060p=7.73(15C)2000.1260.072Ts=1488Si2% 钢4000.1440.074T=1497L8000.3260.06012000.1600.070200.114p=7.84(15C)2000.1240.106T=1420SCr1% 钢4000.1420.092T=1520L8000.2060.06212000.1460.072200.1140.053p=7.7(1

4、5C)2000.1190.05513.1Cr,0.5Ni不锈钢4000.1460.058T=1399(AISI 420)S8000.2140.064T=1454L12000.1360.06900.1180.0351820Cr,812Ni2000.1280.043T=1399不锈钢S4000.1360.050T=1454(AISI 304)L8000.1540.06312000.1600.07620(0.128)0.154p=7.0(15C)过共晶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)0.05

5、3200.1862000.141共晶灰口铸铁4000.1048000.07012000.036200.101p=7.1(15C)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p (g/cma)液相线、 固相线温度(C)200.045p=7.57.8(15C)2000.051白口铸铁4000.0538000.04712000.048200.0920.956p=8.92纯铜2000.0930.931T=T=1083Sl6000.1060.87410000.1150.8031200200.

6、1050.122Cu90%Al10%2000.1110.156T=1030S6000.1240.233T=1042L10000.1360.310200.0940.267T=915SCu70%Zn30%2000.1000.349T=955L6000.1130.3599000.1230.367200.0920.302T=900SCu60%Zn40%2000.0970.346T=905L6000.1080.3619000.1160.334200.0930.069T=1170SCu70%Ni30%2000.1010.088T=1240L6000.1120.13010000.1230.172200.10

7、10.056T=1227SCu60%Ni40%2000.1050.074T=1280L6000.1150.11310000.1250.15212000.1300.172200.2150.565ps=2.70(15C)纯铝2000.2350.570T =T =660.2Sm5000.2680.5296600.2860.508Al-Cu4.5%200.2100.449T=502S2000.2290.449T=638L5000.2610.461200.2180.199T=540SAlMg8%2000.2380.286T=625L4000.2600.3825000.2710.431200.2460.3

8、73ps=1.742000.2630.362T=T =651纯镁LS4000.2880.3536500.3250.346Mg94.7Zn4.6200.2420.261T=549SZr0.72000.2640.296T=641T（相当于MC6）4000.3030.3195490.3410.324Mg90.2Al9200.2350.051T=468SZn0.6Mn0.22000.2610.056T=616（相当于MC2）4000.2910.0624680.3000.063Inconel200.1030.028ps=6.09X(73Ni,15Cr,7Fe2000.1150.035T=1395S,2.

9、5Ti,lNb)6000.1330.052T=1427L10000.1970.069耐盐酸镍基合金C6000.1260.046T=1270S10000.1530.070T=1305L12000.1670.074表2 铸型的热物性计算公式No视在物性值计算公式备注1浇注合金：铸铁 硅砂干型，呋喃铸型2浇注合金：铸铝 硅砂干砂，呋喃铸型3浇注合金：铸钢 硅砂 干型4浇注合金：铸钢 硅砂呋喃铸型5硅砂6橄榄石砂7锆砂8铬砂9硅砂，干型，呋喃铸型600弋以下0.3850.4940.0058D 0.080.0560.0240.0140.014铸钢/砂型（难以产生空隙时）3004200.0220.014同

10、上（容易产生空隙时）156000.01112000.008418000.0055表9 合金的密度、潜热合金p (20OC) (kg/ma)ps (Ts) (kg/ms)L (kJ/kg)1%Cr 钢78402771.5%Mn 钢78502772%Si 钢7730333奥氏体不锈钢77007000294铁素体不锈钢80003040.08%C 钢780070300.23%C 钢786070300.80%C 钢785069901.20%C 钢78306900白口铸铁7650(7000)灰口铸铁7100(6650)Al4.5%Cu2980(2630)Al Si 7Mg2680(2360)Cu30Zn8

11、390(7520)Mg-3AlTZn-5Mn1850(1690)370Ni-15Cr-7Fe-2.5Ti-Hb0.9Al0.7Mn0.4Si0.0406087(5400)表10单位换算表量SI制CGS制工程制，MKH制kg/m3g/cm3kg/m3密度110-31100011000Ndynkgf力11051/9.806659.806659.80665X1051Padyn/cm2kgf/cm2压力1101.01972X10-60.0980665X1060.980665X1061Jcalkcal热 量10.2388890.238889X10-34.18605110-3比热kJ/(kg.K)cal/

12、(g. C)kcal/(kg. C)14.186050.23888910.2388891比热流 量W/m2cal/(cm2.s)kcal/(m2.h)12.38889X10-50.864.18605X10413.6X104导热系 数W/(m.K)cal/(cm.s. C)kcal/(m.hC)12.38889X10-30.86418.60513.60热传达 系数W/(m2.K)cal/(cm2.s. C)kcal/(m2.h. C)14.18605X1042.38889X10-510.863.6X104Pa.scP(10-2dyn.s/cm2)kgf.s/m2粘度110000.1019730.00110.101973X10-3表面张 力N/mdyn/cmkgf/m11030.1019730.00110.101973X10-3