常见物质及不锈钢的热膨胀系数

常见物质及不锈钢的热膨胀系数
常见物质及不锈钢的热膨胀系数

常见物质的热膨胀系数

常见物质的热膨胀系数α(10‐6/k)小拓分享

物质 热膨胀系数α

(10‐6/k) 物质 热膨胀系数α

(10‐6/k)

铝 23.3 钢 13

锑 10.5 不锈钢 14.4‐16 芳纶 ‐4.1 钛 10.8

水泥 6‐14 铋 14

铬 6.2 钨 4.5

钻石 1.3 锌 36

铜 17.5 锰 23

金 14.2 砖 5

花岗岩 3 石墨 2

玻璃(工业) 4.5 聚氯乙烯(PVC) 80

玻璃(普通) 7.1 陶瓷 3

玻璃(热派克) 3.25 胶木、硬橡皮 64‐77 陶板 4.6‐6 石墨板 5.5

石英 0.51 有机玻璃 130

不透性石墨板 5.5 硬聚氯乙烯 59

聚酰胺(尼龙6) 110‐140 聚酰胺(尼龙1010)14‐16

YD-TDS-1016 附录

常用金属材料的热膨胀系数表

YD100S TFE GUIDE 的长度计算:线膨胀系数8.3X10(-5 )厚度为1mm 1.区分A:瞬间热膨胀系数长度△L=(d+1)×π×8.3×10^(-5)×(200-20)所以L=(d+1)×π-1.832.区分B:平均热膨胀系数

槽的内径公差=d×8.3×10^(-5)×(200-20)/10;为槽内的多余 空间

2050751001251501752002252502753003253503754004251000

A 11.5211.9112.2412.5612.8613.1513.4613.7414.0314.3314.6314.8915.1315.3715.5915.8116.01

B 11.5211.7611.8912.0512.2112.3712.5512.7012.8312.9913.1413.2813.4213.5713.6813.8313.96A 10.0510.7911.3711.9312.4612.9413.4113.8414.2314.5914.9215.2215.4815.7215.9216.1016.23B 10.0510.4610.7511.0411.3311.5911.8412.0912.3312.6012.8213.0013.1813.3713.5413.7113.87A 9.7310.4711.0711.6512.1912.6913.1613.6014.0114.3814.7315.0515.3315.5715.7815.9716.12B 9.7310.1010.3910.6911.0011.2811.5611.8512.1112.3512.5812.8012.9913.1913.3613.5113.65A 12.6212.9613.2213.4713.7213.9414.1714.3814.5814.7714.9615.1315.2815.4215.5515.6815.80B 12.6212.7912.9413.0913.2313.3813.4913.6213.7113.8113.9314.0314.1414.2414.3114.4014.48A 11.1411.6612.0612.4212.7413.0613.3513.6213.8814.1214.3614.5714.7614.9515.1315.2915.42B 11.1411.4011.6211.8212.0012.2112.3712.5412.6812.8312.9713.1013.2313.3613.4713.5913.69A 11.5912.0412.3012.5312.9413.2413.4513.7213.9214.1314.3114.4714.6214.7414.8714.9815.11B 11.5911.7811.9412.1012.2712.4312.5612.7012.8312.9613.0913.2113.3313.4313.5213.6113.71A 11.7311.9612.1512.3412.5212.6812.8613.0213.1813.3313.4813.6313.7713.9114.0414.1714.30B 11.7311.8212.0212.1412.2612.3712.4712.5312.5912.6612.7412.8212.8912.9613.0413.1113.17A 10.4710.7210.9311.1411.3511.5511.7411.9212.1012.2912.4612.6312.7912.9513.1113.2513.38B 10.4710.5910.7310.8710.9911.0811.2111.3011.3911.4811.5811.6711.7511.8511.9311.9912.07A 15.1415.6616.0716.4716.8517.2217.5517.8618.1118.3518.5818.7919.0019.2019.4019.5719.75B 15.1415.4515.6315.8216.1016.1616.3816.5516.7216.8917.0317.1817.3417.4717.5817.6617.81A 10.6010.6010.6110.6210.6210.6210.6410.6410.6410.6410.6610.7010.7510.8010.8710.9511.05B 10.6010.6010.6110.6210.6210.6210.6410.6410.6410.6410.6610.6710.6710.6810.6910.7110.73A 14.2814.6714.9715.2515.5415.8216.0716.3216.5616.7917.0217.2317.4317.6217.7917.9818.30B 14.2814.5614.7514.8915.0615.2215.3615.4815.6015.7215.8415.9516.0616.1816.2916.3816.48A 15.2115.7216.0916.4316.7317.0417.3317.5917.8418.0818.3318.5518.7618.9419.1119.2719.41B 15.2115.4915.6815.8716.0516.2116.3716.5216.6616.8116.9417.0717.2017.3317.4617.5717.67A 16.1416.3316.5016.6616.8116.9417.0717.2017.3217.4417.5517.6617.7717.8817.9818.0818.17B 16.1416.3016.4216.5116.6116.6716.7416.8016.8716.9316.9917.0317.0917.1517.2017.2517.29A 15.3315.9016.3816.8317.2517.6217.9418.2418.4718.7018.9019.0819.2519.4119.5719.7319.88B 15.3315.6215.8516.1216.3616.6016.7716.9717.1417.3117.4717.6117.7417.8517.9618.0618.14A 16.3716.7116.9817.2417.5017.7417.9718.1918.4118.6118.8018.9919.1719.3319.4819.6419.77B 16.3716.5916.7516.9017.0517.1817.3217.4217.5417.6517.7517.8517.9518.0418.1418.2418.32A 14.8215.1615.4215.6715.8916.1216.3316.5416.7416.9217.0917.2517.4117.5517.6917.8117.94B 14.8215.0215.1715.3015.4515.5815.7115.8015.9216.0216.1116.2016.2916.3916.4816.5616.64A 15.8516.0816.2216.3316.4116.5116.5916.6716.7116.7716.8316.8816.9317.0017.0617.1417.2018.90

B 15.8516.0316.1516.2516.3216.3816.4116.4516.4816.5116.5416.5716.5916.6216.6616.6916.70A 14.7915.0815.3215.5615.7916.0116.2216.4216.6116.7916.9717.1417.3117.4617.6117.7417.87B 14.7914.9015.0215.1415.2615.3815.5115.6215.7415.8415.9316.0316.1316.2316.3216.4016.50A 15.6815.9816.1316.2716.4216.5716.7116.8617.0217.1717.3117.4717.6317.7917.9318.0818.24B 15.6815.8315.9616.0616.1916.2816.3616.4416.5116.5716.6316.7016.7716.8516.9116.9917.06A 10.6410.9711.2011.3911.5611.7111.8511.9712.0712.1512.2412.3312.4212.5112.6012.6912.79B 10.6410.8410.9911.1011.2311.3411.4211.5111.5711.6411.6911.7311.7811.8411.8911.9512.00A 9.589.8410.0510.2410.4110.5910.7710.9311.1011.2511.3911.5411.6811.8111.9412.0712.18B 9.589.739.859.9710.0810.1710.2510.3410.4210.5010.5810.6610.7410.8210.9010.9611.03A 9.039.189.309.439.549.659.789.9010.0110.1410.2610.3710.4910.6110.7110.8410.95B 9.039.169.239.299.379.429.469.539.589.649.709.749.809.869.919.9710.02A 12.1512.7313.1913.6013.9414.2314.4914.6914.8815.0615.1915.3015.4115.5115.6015.7015.76B 12.1512.5512.8113.0113.1813.3313.4913.6113.7213.8213.9314.0314.1114.2114.3014.3914.47A 13.9114.7215.1315.4215.6515.8516.0116.1416.2716.3816.4516.5216.6016.6916.8016.9617.13B 13.9114.4914.8215.0715.2915.4915.6515.7815.9016.0116.0916.1616.2416.3316.4116.4916.56A 13.4513.7013.9014.0814.2514.4114.5714.7314.8915.0615.2115.3515.4815.6215.7515.8816.01B 13.4513.6313.7713.9114.0214.1314.2314.3314.4314.5214.6114.7714.8014.8914.9615.0515.12A 12.0512.4112.7512.9713.0213.0513.1013.1813.2313.2913.4013.5013.5813.7413.9414.1414.38B 12.0512.2612.6112.8312.9012.9613.0413.1313.1713.2113.2813.3613.4413.5113.5513.6113.68A 12.6812.9313.1513.2513.5513.7213.9214.0814.2514.4114.5514.6814.8214.9615.1015.2315.38B 12.6812.8012.9113.0213.1213.2013.3013.3913.4913.5913.6713.7613.8413.9214.0014.0814.14A 12.0612.5212.7812.9913.1713.3313.5113.6513.7613.8313.8613.8713.9013.9814.1214.3214.56B 12.0612.3012.4812.6412.8112.9713.1313.2913.4113.4813.5013.5113.5413.5913.6813.7913.91A 13.4513.5813.8713.9314.2314.6514.8214.9715.0715.0715.0815.1215.2315.3515.4715.6015.72B

13.4513.5713.6813.7313.8213.97

14.1114.2014.3014.3514.4314.4814.5314.6314.6814.7314.77

3.个材料的区分如下表示 1)碳素钢、合金钢(区分1)

?碳素钢 ? 3/4Ni-1/2Mo-Cr-V ?3/4Ni-1Mo-3/4Cr ?碳?钼钢 ? 3/4Ni-1/2Mo-1/3Cr-V ?1Ni-1/2Cr-1/2Mo ? 1/2Ni-1/2Mo-V ?3/4Ni-1/2Cr-Mo-V 2)碳素钢、合金钢(区分2)

?碳?硅钢 ? 1/2Cr-1/2Mo ?1Cr-1/5Mo-Si ?1/2Mo ?1Cr-1/5Mo-V ?1Cr-1/2Mo ?1Cr-1Mn-1/4Mo ?1Cr-1/5Mo ?1?3/4Cr-1/2Mo-Cu 0.15145.15 3)碳素钢、合金钢(区分3) 2.382712.4 ?碳?钼钢 ? 1?1/4Ni-1/2Mo ?2Cr-1/2Mo ?1/2Cr-1/4Mo-Si ?1?1/4Cr-1/2Mo-Si ?3Cr-1Mo ?1Cr-1/2Mo-V 4)碳素钢、合金钢(区分4)

?Mn-1/2Mo ?Mn-1/2Mo-1/2Ni ?Mn-1/2Mo-1/4Ni ?Mn-1/2Mo-3/4Ni 水泥在1000度以上的热膨胀系数为5.8 5)碳素钢、合金钢(区分5)310S在800度时热膨胀系数为18.5 ?1.1/4Ni-1Cr-1/2Mo ?2Ni-3/4Cr-1/4Mo ?3.1/2Ni ?1.3/4Ni-3/4Cr-1/4Mo ?2Ni-3/4Cr-1/2Mo 310S在1000度时热膨胀系数为19.5 ?3.1/2Ni-1.3/4Cr-1/2Mo-V ?2Ni-1Cu ?2.1/2Ni ?1Cr-1/2Mo-V 6)奥氏体不锈钢SS(区分1)

7)奥氏体不锈钢SS(区分2) 8)奥氏体不锈钢SS(区分3) ?18Cr-13Ni-3Mo ?18Cr-12Ni-2Mo ?17Cr-4Ni-Cu

?18Cr-5Ni-3Mo

9)奥氏体不锈钢SS(区分4) 10)奥氏体不锈钢SS(区分5) 11)奥氏体不锈钢SS(区分6) ?18Cr-8Ni ?18Cr-11Ni ?18Cr-10Ni-Ti

?18Cr-10Ni-Cb 0.459 12)奥氏体不锈钢SS(区分7) 13)奥氏体不锈钢SS(区分8) 14)奥氏体不锈钢SS(区分9)0.505 ?18Cr-9Ni-Mo-W

?22Cr-13Ni-5Mn

?25Cr-12Ni ?23Cr-12Ni ?25Cr-20Ni

15)奥氏体不锈钢SS(区分10) 16)奥氏体不锈钢SS(区分11) ?(660)26Ni-15Cr-2Ti

?28Ni-19Cr-Cu-Mo

17)马氏体不锈钢SS(区分1)

?12Cr ?12Cr-1Al ?13Cr ?13Cr-4Ni 18)马氏体不锈钢SS(区分2) 19)马氏体不锈钢SS(区分3) ?17Cr

?27Cr

20)高镍合金(区分1) 21)高镍合金(区分2)

22)高镍合金(区分3)

?Ni-Cr-Fe(NCF600) ?Ni-Fe-Cr(NCF800,NCF800H) ?Ni-Fe-Cr-Mo-Cu(NCF825,GNCF2種及び3種) 23)高镍合金(区分4)

24)高镍合金(区分5)

25)高镍合金(区分6) ?Ni-Cr-Mo-Cb(NCF625,GNCF1種)

?Ni-Fe-Cr-Mo-Cb(NCF718)

?Ni-Cr(NCF750)

各温度的热膨胀系数(×10-6 ℃)

温 度 (℃)材 料碳素钢、合金钢(区分1)

SCPH2/A105碳素钢、合金钢(区分2)碳素钢、合金钢(区分3)SCPH21/A182-F11奥氏体不锈钢SS(区分7)碳素钢、合金钢(区分4)碳素钢、合金钢(区分5)合金钢 2.25Cr 1Mo 合金钢 5.0Cr 0.5Mo 合金钢 7Cr 0.5Mo/9Cr

1Mo

奥氏体不锈钢SS(区分1)14A/16A(316/316L)奥氏体不锈钢SS(区分9)309S/309H/310S 奥氏体不锈钢SS(区分10)奥氏体不锈钢SS(区分11)马氏体不锈钢SS(区分1)

SUS410/410SS 马氏体不锈钢SS(区分2)

440A/B/C 奥氏体不锈钢SS(区分2)

SUS630/17-4PH 奥氏体不锈钢SS(区分3)奥氏体不锈钢SS(区分4)13A/19A(304/304L)奥氏体不锈钢SS(区分5)

321SS

奥氏体不锈钢SS(区分6)

347SS 高镍合金(区分6)镍?铬?铁合金690核工业规格

区分马氏体不锈钢SS(区分3)

高镍合金(区分1)高镍合金(区分2)高镍合金(区分3)高镍合金(区分4)高镍合金(区分5)奥氏体不锈钢SS(区分8)

常用金属热膨胀系数部分汇总11

常用金属或合金的线胀系数 金属或合金温度T/℃线胀系数α /10E-6/℃ 金属或合金温度T/℃ 线胀系数α /10E-6/℃ 铝及铝合金 碳钢20-10010.6-12.2 106020-10020-30020-20011.3-13.0 110020-10020-40020-30012.1-13.5 201120-10020-60020-40012.9-13.9 201420-1002320-60013.5-14.3 202420-10022.820-70014.7-15.0 221820-10022.3 铬钢20-10011.2 300320-10023.220-20011.8 403220-10019.420-30012.4 500520-10023.820-40013 505020-10023.820-60013.6 505220-10023.8 铸铁20-1008.7-11.1 505620-10024.120-2008.5-11.6 508320-10023.420-30010.1-12.2 508620-10023.920-40011.5-12.7 515420-10023.920-60012.9-13.2 545620-10023.920-100017.6 606120-10023.4 1020-10011.53 606320-10023.420-20012.61 610120-1002320-30013 707520-10023.220-40013铜及铜合金20-50014.18纯铜2016.520-60014.6 磷脱氧铜20-30017.7 1520-10011.75 无氧铜20-30017.720-20012.41普通黄铜20-30020.320-30013.45低铅黄铜20-30020.220-40013.6中铅黄铜20-30020.320-50013.85高铅黄铜20-30020.320-60013.9 超高铅黄铜20-30020.5 2020-10011.16 铝青铜20-30016.420-20012.12铍青铜20-30017.8

金属的热膨胀系数

铜17、7X10^-6/.C 无氧铜18、6X10^-8/。C ?铝23X10^-6/。C?铁12X10^—6/.C?普通碳钢、马氏体不锈钢得热膨胀系数为1、01, 奥氏体不锈钢为1、6,单位计不住了,但有个简单得说法告诉:?普通碳钢1米1度1丝,即1米得钢温度升高1℃放大0。01mm,而?不锈钢为0.016mm。? 钢筋与混凝土具有相近得温度线膨胀系数(钢筋得温度线膨胀系数为1、2×10^(-5)/℃,t混凝土得温度线膨胀系数为1、0×10^(—5)~1、5×10^(-5)/℃), 钢质材得膨胀系数为:1、2*10^-5/℃ 长度方向增加:100mm*1、2*10^—5*(250-20)=0。276mm?宽度方向增加:200mm*1、2*10^-5*(250-20)=0。552mm △Ⅰ=a(to-t1)? a不锈钢线膨胀系数 材料温度范围?20 20-100 20-200 20-300 20-400 20-600 铝(合金) 22、0-24、0 23、4—24、8 24、0-25、9 碳钢 10、6-12、2 11、3—13 12、1-13、512、9-13、9 13、5-14、3 14、7-15 ?线膨胀系数不就是一个固定得数值,会随着温度得升高而提高,所以在应用时只作为参考,还要根据材料成份,就是否经过锻打\热处理等情况做综合考虑、 材料线膨胀系数(x0、000001/°C) 一般铸铁9、2-11、8 一般碳钢10~13 铬钢10~13 镍铬钢13-15 铁12-12、5 铜18、5 青铜17、5 黄铜18、5 铝合金23、8 金 14、2 热膨胀系数 thermal expansion coefficient 物体由于改变而有胀缩现象。其变化能力以等压(p一定)下,单位温度变化所导致得变化,即热膨胀系数表示 热α=ΔV/(V*ΔT)、 式中ΔV为所给温度变化ΔT下物体体积得改变,V为物体体积

各种材料的热膨胀系数

常用材料的热膨胀系数 ×106 ?????????? 表常用材料的热膨胀系数 ×106 (mm/mm·℃) t/℃ -100~0 20~100 20~200 20~300 20~400 20~500 20`600 20~700 20~800 20~900 15号钢、A 3钢 A3F 、B3钢 10号钢 20号钢 45号钢 1Cr13、2Cr13 Cr17 12Cr1MoV 10CrMo910 Cr6SiMo X20CrMo WV121 1Cr18Ni9Ti 10.6 — — — 10.6 — 10.05 — — — — 16.2 — — — 11.75 11.5 11.60 11.16 11.59 10.50 10.00 9.80~ 10.63 12.50 11.50 10.80 16.60 10.60~ 12.20 12.41 12.60 12.12 12.32 11.00 10.00 11.30~ 12.35 13.60 12.00 11.20 17.00 11.30~ 13.00 17.10~ 13.45 12.78 13.09 11.50 10.50 12.30~ 13.35 13.60 11.60 17.20 12.10~ 13.50 17.60 17.90 20.90 13.60 13.00 13.38 13.71 12.00 10.50 13.00~ 13.60 14.00 12.50 11.90 17.50 12.90~ 13.90 18.00~ 13.85 13.93 14.18 12.00 11.00 12.84~ 14.15 14.40 12.10 17.90 13.14 13.20 13.90 14.60 14.38 14.67 13.80~ 14.60 14.7 13.00 12.30 18.20 13.50~ 14.30 18.60 13.31 13.50 14.81 15.08 14.20~ 14.86 18.60 14.70~ 15.00 13.54 13.80 12.93 12.50 13.50 12.48 13.56

相关文档
最新文档