第 1章 非金属的发射率表（ n.r.= 不推荐）以下值为近似值，根据材料的实际表面和条件不同可能会有所变化。材料发射率1.0 m5.0 m7.9 m8- 14 m石棉0.90.90.950.95沥青n.r.0.90.950.95黑陶瓷n.r.0.70.70.7碳未氧化石墨碳化硅陶瓷黏土混凝土布料玻璃平板玻璃坯沙砾石膏冰石灰岩涂料 ( 非铝)纸张 ( 任何颜色 )塑料不透明大于 20 密耳橡胶沙子雪泥土水木头，（天然）0.8-0.950.8-0.90.8-0.90.8-0.90.8-0.90.7-0.90.7-0.80.7-0.8n.r.0.90.90.90.40.85-0.950.950.95n.r.0.85-0.950.950.950.650.90.950.95n.r.0.950.950.95n.r.0.980.850.85n.r.0.9n.r.n.r.n.r.0.950.950.95n.r.0.4-0.970.8-0.950.8-0.95n.r.0.980.98n.r.0.4-0.980.980.980.9-0.950.9-0.95n.r.0.950.950.95n.r.0.950.950.95n.r.n.r.0.90.950.95n.r.0.90.90.9n.r.0.90.9n.r.0.9-0.980.9-0.98n.r.0.930.93n.r.0.9-0.950.9-0.950.9-0.95第 2章金属的发射率表以下值为近似值，根据材料的实际表面和条件不同可能会有所变化。材料发射率1.0 m1.6 m8- 14 m铝未氧化0.1-0.20.02-0.2n.r.氧化0.40.40.2-0.4铝合金 A3003氧化n.r.0.40.3毛面0.2-0.80.2-0.60.1-0.3光面0.1-0.20.02-0.1n.r.黄铜光面0.8-0.950.01-0.05n.r.砑光面n.r.n.r.0.3氧化0.60.60.5铬0.40.4n.r.铜光面n.r.0.03n.r.毛面n.r.0.05-0.2n.r.氧化0.2-0.80.2-0.90.4-0.8电气接线端子n.r.n.r.0.6金0.30.01-0.1n.r.Haynes合金0.5-0.90.6-0.90.3-0.8铬镍铁合金氧化0.4-0.90.6-0.90.7-.95喷砂0.3-0.40.3-0.60.3-0.6电抛光面0.2-0.50.250.15铁氧化0.4-0.80.5-0.90.5-0.9未氧化0.350.1-0.3n.r.铁锈n.r.0.6-0.90.5-0.7熔融0.350.4-0.6n.r.铁，铸铁氧化0.7-0.90.7-0.90.6-0.95未氧化0.350.30.2熔融.0350.3-0.40.2-0.3铁，锻造钝铁0.90.90.9铅光面0.350.05-0.2n.r.毛面0.650.60.4氧化n.r.0.3-0.70.2-0.6镁0.3-0.80.05-0.3n.r.汞n.r.0.05-0.15n.r.钼氧化0.5-0.90.4-0.90.2-0.6未氧化0.25-0.350.1-0.35镍氧化0.8-0.90.4-0.70.2-0.5电解0.2-0.040.1-0.3n.r.铂黑n.r.0.950.9银n.r.0.02.n.r钢冷轧0.8-0.90.8-0.90.7-0.9地垫n.r.n.r.0.4-0.6光泽钢片0.350.250.1熔融0.350.25-0.4n.r.氧化0.8-0.90.8-0.90.7-0.9不锈钢0.350.2-0.90.1-0.8锡( 未氧化 )0.250.1-0.3n.r.钛光面0.5-0.750.3-0.5n.r.氧化n.r.0.6-0.80.5-0.6钨n.r.0.1-0.6n.r.光面0.35-0.40.1-0.3n.r.锌氧化0.60.150.1光面0.50.05n.r.