常用的材料的熱物理性能

1、常用金屬的比熱、焰點(diǎn)、和熔化熱兒素符號比重 g/cm3比熱 kcal/kg C熔點(diǎn) oC熔化熱 kcal/kg化合物比重 g/cm3比熱 kcal/kg C熔點(diǎn) oC鐵Te7.870.107153866NaCl2.170.29804銅Cu0.091108351KCl1.990.25770鋁Al0.21466094CaCl22.51774鋅Zn0.09241924.09BaCl23.860.137958金AuNaNO32.250.44317銀AgNaNO 22.170.42271鉑Pt21.450.032177024.1KNO 32.100.30337錫Sn0.05523213.9NaCO 38

2、52鉛Pb0.0303275.8K2CO3900鴇W0.032339046.0KOH400鐐Ni0.109145573.0NaOH400鉻Cr7.20.068190361.5NaSO 4900鈦Ti0.1301725100CaO0.194錳Mn7.440.115131463.7FeO0.175銻Sb0.04963138.26FeO 2 30.188鎂Mg0.23865089AlO 2 30.218鉬Mo0.063262270SiO 20.217釩V6.110.127185782.5鉍Bi0.03027112型砂0.26鋰Nb8.550.064249768.5石英砂0.20鉆Co8.90.102

3、149562鎂砂0.25硫S0.175115.29.3磷P0.17744.155硼B(yǎng)2.340.3072027689硅Si2.330.162141539.5灰鑄鐵118065白口鐵131060鑄鋼0.16150065錳鐵0.17125064鉻鐵0.17133078硅鐵0.211270100金屬材料的密度、比熱容和導(dǎo)熱系數(shù)材料名稱密度 t/m3比熱容CpJ/(kg 導(dǎo)熱系數(shù)久 W/(m 純鋁2.71902236杜拉鋁(96Al-4Cu)2.79881169鋁合金(92Al-8Mg)2.61904107鋁合金(87Al-13Si)2.66871162純銅8.93386398青銅(89Cu-11Sn

4、)8.8034324.8鋁青銅(90Cu-10Al)8.3642056黃銅(70Cu-30Zn)8.44377109銅合金(60Cu-40Ni)8.9241022.2黃金19.3127315純鐵7.8745581.1灰鑄鐵7.5747039.2碳鋼(C=0.5%)7.8446549.8碳鋼(C=1.0%)7.7947043.2碳鋼(C=1.5%)7.7547036.7鉻鋼(Cr=5%)7.8346036.1鉻鋼(Cr=13%)7.7446026.8鉻鋼(Cr=17%)7.7146022鉻鋼(Cr=26%)7.6546022.6鉻鐐鋼(18-20Cr/8-12Ni)7.8246015.2鉻鐐鋼(

5、17-19Cr/9-13Ni)7.8346014.7鐐鋼(Ni=1%)7.946045.5鐐鋼(Ni=3.5%)7.9146036.5鐐鋼(Ni=25%)8.0346013鐐鋼(Ni=35%)81146013.8鐐鋼(Ni=44%)8.1946015.8鐐鋼(Ni=50%)8.2646019.6錳鋼(Mn=0.4%)7.8644051.2錳鋼(Mn=12%Ni=3%)7.848713.6鴇鋼(W=5-6%)8.0743618.7幾種保溫、耐火材料的導(dǎo)熱系數(shù)與溫度的關(guān)系材料名稱材料允許最高溫度 cC密度 kg/m3導(dǎo)熱系數(shù)與溫度關(guān)系W/(m 0C)超細(xì)玻璃棉氈、管40018-200.033+0.

6、00023t礦渣棉550-6003500.0674+0.0002154t水泥蛭石制品800420-4500.103+0.0001984水泥珍珠巖制品600300-4000.065+0.000105t粉煤灰泡沫磚3005000.099+0.0002t水泥泡沫磚2504500.1+0.0002tA級彳硅藻土制品9005000.0395+0.00019tB級彳硅藻土制品9005500.0477+0.0002t膨脹珍珠巖1000550.0424+0.000137t微孔硅酸鈣制品6502500.041+0.0002t耐火粘土磚1350-14501800-20400.77+0.00058t輕質(zhì)耐火粘土磚1

7、250-1300800-13000.35+0.00026t超輕質(zhì)耐火粘土磚1150-1300540-6100.093+0.00016t超輕質(zhì)耐火粘土磚1100270-3300.058+0.00017t硅磚17001900-19500.93+0.0007t鎂磚1600-17002300-26002.1+0.00019t鉻磚1600-17002600-28004.7+0.00017t管道保溫結(jié)構(gòu)外表面熱阻(m 5)管徑介質(zhì)溫度(室內(nèi))介質(zhì)溫度(室外)100200300400100200300400250.3010.2580.2150.1980.1030.0950.0860.077320.2750.

8、2320.1980.1630.0950.0860.0770.069400.2580.2150.1810.1550.0860.0770.0690.06500.1980.1630.1380.120.0690.060.0520.0431000.1550.1290.1120.0950.0520.0430.0430.0341250.1290.1120.0950.0770.0430.0340.0340.0261500.1030.0860.0770.0690.0340.0260.0260.0262000.0860.0770.0690.060.0340.0260.0260.0172500.0770.0690.

9、060.0520.0260.0170.0170.0173000.0690.060.0520.0430.0260.0170.0170.0173500.060.0520.0430.0430.0170.0170.0170.0174000.0520.0430.0430.0340.0170.0170.0170.017保溫、建筑及其它材料的導(dǎo)熱系數(shù)材料名稱溫度t oC密度 kg/m3導(dǎo)熱系數(shù)AW/（m C）材料名稱溫度t oC密度 t/m3導(dǎo)熱系數(shù)A W/（m C）膨脹珍珠巖散料2560-3000.021-0.062玉米梗板2225.20.065瀝青膨脹珍珠巖31233-2820.069-0.076棉花2

10、01170.049磷酸鹽膨脹珍珠巖 制品20200-2500.044-0.052絲2057.70.036水玻璃膨脹珍珠巖 制品20200-3000.056-0.065鋸木屑201790.083蛭石20395-4670.10-0.13硬泡沫塑料3029.5-56.30.041-0.048膨脹蛭石20100-1300.051-0.07軟泡沫塑料3041-1620.043-0.056瀝青蛭石板管20350-4000.081-0.10鋁箔間隔層 （5層）210.042石棉粉22744-14000.099-0.19紅磚（營造狀態(tài)）2518600.087石棉磚213840.099紅磚3515600.49石

11、棉繩590-7300.10-0.21松木（垂直木紋）154960.15石棉絨35-2300.055-0.077松木（平行木紋）215270.35石棉板30770-10450.10-0.14水泥3019000.3碳酸鎂石棉灰240-4900.077-0.086混凝土板3519300.79硅藻土石棉灰280-3800.085-0.11耐酸混凝土班3022501.5-1.6粉煤灰磚27458-5890.12-0.22黃沙301580-17000.28-0.34礦渣棉302070.058泥土200.83玻璃絲35120-4920.058-0.07瓷磚3720901.1玻璃棉氈2818.4-38.30.

12、043玻璃25000.52-1.1軟木板20105-4370.044-0.079聚苯乙烯3024.7-37.80.04-0.043木絲纖維板252450.048-4-1- L-LJ -7 化岡石26431.73-3.98稻草漿板20325-3650.068-0.084大理石2499-27072.7麻桿扳25108-1470.056-0.11云母2900.58甘蔗板202820.067-0.072水垢651.31-3.14葵芯板2095.50.05冰09132.22常用鋼管的彈性模量和線脹系數(shù)計(jì)算溫度彈性模量(105MPa)線脹系數(shù)(10-6m/mC)Q235-AQ235-AF1020 20g1

13、6Mn 16Mng15MnV 15MnVgQ235-AQ235-AF1020 20g16Mn 16Mng15MnV 15MnVg202.0581.9791.9792.0582.0581001.9991.9111.8332.0092.00912.211.911.168.318.311501.9601.8621.7931.9501.95012.612.2511.649.659.651581.9541.8541.7881.9411.94112.612.3111.729.869.862001.9211.8131.7541.8911.89113.012.6012.1210.9910.992201.905

14、1.7931.7371.8761.87613.0912.6412.2511.2611.262301.8971.7841.7281.8681.86813.1412.6612.3211.3911.392401.8891.7741.7191.8601.86013.1812.6812.3811.5211.522501.8821.7641.7101.8521.85213.2312.7012.4511.6011.602601.8741.7541.7011.8441.84413.2712.7212.5211.7811.782701.8661.7441.6921.8371.83713.3212.7412.59

15、11.9111.912801.8581.7351.6841.8291.82913.3612.7612.6512.0512.052901.8501.7251.6751.8211.82113.4112.7812.7212.1812.183001.8421.7151.6661.8131.81313.4512.8012.7812.3112.313101.7001.6571.8031.80312.8212.8912.4012.403201.6861.6481.7931.79312.8412.9912.4912.493301.6711.6401.7841.78412.8613.1012.5812.5834

16、01.6561.6341.7741.77412.8813.2012.6812.683501.6421.6221.7641.76412.913.3112.7712.773601.6271.6131.7541.75412.9213.4112.8612.863701.6121.6041.7441.74412.9413.5212.9512.953801.5971.5951.7351.73512.9613.6213.0413.043901.5831.5871.7251.72512.9813.7313.1313.134001.5681.5781.7151.71513.0013.8313.2213.22常用氣體性質(zhì)名稱分子式分子量密度（kg/Nm3）低發(fā)熱值 （kcal/Nm3）備注甲 烷CH16.040.71688553乙 烷CH -630.071.35615226乙 烯CH -428.051.260514107乙 炔CH -226.041.170913388丙 烷CH -44.092.003721791丙 烯CH -42.081.91520541丁 烷CH 058.122.70328338異丁烷CH 058.12