国标分析标准-同普系列碳硫分析仪、铜合金分析仪、铝合金分析仪、矿石分析仪、金属分析仪、不锈钢分析仪、三元素分析仪、智能成分分析仪等分析化验仪器的分析允许误差GB223.69-97GB223.68
GB223.69-97GB223.68-97元素含量范围%允许差%碳0.03-0.05±0.005硫0.001-0.0025±0.00030.051-0.1±0.010.0026-0.005±0.00050.101-0.25±0.0150.0051-0.01±0.0010.251-0.5±0.020.011-0.02±0.0020.501-1.0±0.0250.021-0.05±0.0041.001-2.0±0.0350.051-0.1±0.0062.001-3.0±0.0450.101-0.2±0.013.01-4.0±0.050.2以上±0.0154.0以上±0.07GB/T223.5-1997GB/T223.59-1987GB/T223.63-1988元素含量范围%允许差%元素含量范围%允许差%锰0.051-0.1±0.01磷0.0051-0.01±0.0010.101-0.2±0.0150.0101-0.03±0.00250.201-0.5±0.020.031-0.1±0.0040.501-1.0±0.0250.101-0.2±0.0081.01-2.0±0.030.201-0.4±0.010.401-1.0±0.021.001以上±0.03硅0.0501-0.1±0.00750.101-0.25±0.0170.251-0.5±0.0230.501-1.0±0.0351.01-2.5±0.052.51-4.0±0.064.0以上±0.07