1、2.00P0.045S0.030Si0.75Cr22.00 最小值/24.00 最大值Ni12.00 最小值/15.00 最大值Fe剩余部分310合金310S合金(UNS S31000)(UNS S31008)0.251.751.5024.00 最小值/26.00 最大值19.00 最小值/22.00 最大值表中的数值表示重量百分百,除特别说明范围外,表中都是最大值密度lbm/in3g/cm3 68F (20C)0.298.03热膨胀系数(min/in)F(mm/m)K 68 - 212F(20 - 1008.715.668 - 932(20 - 5009.817.668 - 1832(20
2、- 100010.819.4电阻率mWinmWcm30.778.01200F (64845.1114.8导热性Btu/hrftW/mK68 - 2129.0 68 - 93218.7比热Btu/lbmJ/kgK32 - 212(0 - 1000.12502导磁率(退火)1200H1.02弹性系数(退火)2psiGPa受拉(E)29 x 106200扭曲 (G)11.2 x 10677688.815.99.517.1 68 - 183210.518.9-8.013.8受拉 (E)所有的抗拉试验都是根据ASTM E8来完成的。表中的数据是若干个测试样品(最少2个样品,最多10个样品)得出来测试结果
3、的平均值。屈服强度是通过0.2%抵消方法得到的。塑性延伸通过一个2英寸的样品来测量。测试温度抗屈强度(F)ksiMPa2542.029040020435.024180042730.0207100053824.0166120064922.0152140076020.0138160087118.51281800982抗拉强度延伸率%90.06214980.05524672.04974066.04553655.03793536.024821.01455010.1696550.93519344.730837.425860031633.423029.690048230.421026.7184110059
4、326.518224.7170130070423.716322.2153150081620.116.6114170092713.1908.256190010384.63297.167044.688.861229.081.756334.580.255331.677.153132.174.751532.071.249126.665.645225.555.938628.855.738422.564.820.714273.315.410678.7746.642.429231.521727.218824.216722.615619.71362000109389.56174576.652837.574.85163770.148357.239441.530.32096611.0767.04845.631441.428636.925434.623929.420325.817821.414716.11114.02790.562442.683.457541.377.353335.875.251973.650833.570.248437.057.039337.726054.015556.511.88193.36.544121.0抗水溶液腐蚀309/309S和310/310S耐热不锈钢主要用于高温环境下,可以有效利用它们的抗氧化性。但是,这些合