1.1这些试验方法涵盖成分在以下限制范围内的铝和铝基合金的化学分析: 铍，ppm 0.3至100 铋，% 0.02至1.0 硼，% 0.005至0.060 镉，% 0.001至0.50 铬，% 0.01至1.0 铜，% 0.01至20.0 镓，% 0.001至0.05 铁，% 0.01至3.0 铅，% 0.01至1.0 锂，% 0.001至4.0 镁，% 0.002至12.0 锰，% 0.005至2.0 镍，% 0.01至4.0 硅，% 0.05至20.0 锡，% 0.03至1.0 钛，% 0.002至0.30 钒，% 0.002至0.16 锌，% 0.003至12.0 锆，% 0.01至0.30 1.2分析程序见以下章节: 程序 小节 铍: 氩等离子体光发射铍 光谱学 283至292 通过Morin（荧光）试验测定铍 方法 1. e 铋: 硫脲（光度法）测定铋 1. 一 原子吸收法测定铋和铅 试验方法 188至198 硼: 用胭脂红（光度法）试验方法测定硼 1. e 镉: 原子吸收法测定镉 167至177 铬: 二苯基碳酰二肼法测定铬（光度法） 试验方法 1. e 过硫酸盐氧化铬（滴定法） 试验方法 1. b 原子吸收法测定铬 199至209 铜: 电解法测定铜和铅（重量法） 试验方法 1. c 原子吸收法测定铜和锌 光谱测定试验方法 210至220 用电解（重量分析）试验方法测定铜 303至311 新铜试剂测定的铜（光度法） 试验方法 1. 一 镓: 镓离子交换原子吸收法 试验方法 312至323 铁: 用1,10-菲咯啉（光度法）测定铁 73至81 原子吸收法测定铁和锰 光谱测定法 221至231 潜在客户: 电解法测定铜和铅（重量法） 试验方法 1. c 原子吸收法测定铋和铅 光谱测定试验方法 188至198 锂: 原子吸收法测定锂 324至334 镁: 焦磷酸盐法测定镁（重量法） 方法 1. b 乙二胺四乙酸镁 （滴定）试验方法 1. e 原子吸收光谱法测定镁 试验方法 232至242 锰: 原子吸收法测定铁和锰 光谱测定试验方法 221至231 高碘酸锰（光度法） 试验方法 293至302 镍: 丁二酮肟法测定镍（光度法） 试验方法 1. 一 丁二酮肟法测定镍（重量法） 试验方法 1. b 原子吸收光谱法测定镍 试验方法 243至253 硅: 用二硅酸钼测定硅（光度法） 试验方法 1. e 氢氧化钠-高氯酸法测定硅 （重量）法 1. e 纳税人识别号: 碘酸盐（滴定法）试验法测定锡 1. e 钛: 变色酸法测定钛（光度法） 试验方法 141至150 二安替比林甲烷光度法测定钛 试验方法 254至263 钒: 钒萃取光度试验方法 使用 N -苯甲酰基- N -苯羟胺 264至273 锌: 硫氰酸汞铵或 氧化锌（重量法）试验方法 1. b 乙二胺四乙酸锌 （滴定）试验方法 1. d 原子吸收法测定铜和锌 光谱测定试验方法 210至220 离子交换EDTA滴定法测定锌 试验方法 274至282 锆: 用偶氮胂III（光度法）测定锆 178至187 1.3以国际单位制表示的数值应视为标准。 1.4 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的用户有责任在使用前制定适当的安全和健康实践，并确定监管限制的适用性。 在这些试验方法中给出了具体的危险说明。 ====意义和用途====== 这些金属和合金化学分析的试验方法主要用于测试此类材料是否符合成分规范。 假设所有使用这些测试方法的人都是经过培训的分析员，能够熟练、安全地执行常见的实验室程序。预计工作将在配备适当的实验室中进行。 笔记 -阴影区域适合采样。 图1 A型和B型磁盘

1.1 These test methods cover the chemical analysis of aluminum and aluminum-base alloys having compositions within the following limits: Beryllium, ppm 0.3 to 100 Bismuth, % 0.02 to 1.0 Boron, % 0.005 to 0.060 Cadmium, % 0.001 to 0.50 Chromium, % 0.01 to 1.0 Copper, % 0.01 to 20.0 Gallium, % 0.001 to 0.05 Iron, % 0.01 to 3.0 Lead, % 0.01 to 1.0 Lithium, % 0.001 to 4.0 Magnesium, % 0.002 to 12.0 Manganese, % 0.005 to 2.0 Nickel, % 0.01 to 4.0 Silicon, % 0.05 to 20.0 Tin, % 0.03 to 1.0 Titanium, % 0.002 to 0.30 Vanadium, % 0.002 to 0.16 Zinc, % 0.003 to 12.0 Zirconium, % 0.01 to 0.30 1.2 The analytical procedures appear in the following sections: Procedure Sections Beryllium: Beryllium by Argon Plasma Optical Emission Spectroscopy 283 to 292 Beryllium by the Morin (Fluorometric) Test Method 1 e Bismuth: Bismuth by the Thiourea (Photometric) Method 1 a Bismuth and Lead by the Atomic Absorption Test Method 188 to 198 Boron: Boron by the Carmine (Photometric) Test Method 1 e Cadmium: Cadmium by the Atomic Absorption Test Method 167 to 177 Chromium: Chromium by the Diphenylcarbazide (Photometric) Test Method 1 e Chromium by the Persulfate Oxidation (Titrimetric) Test Method 1 b Chromium by the Atomic Absorption Test Method 199 to 209 Copper: Copper and Lead by the Electrolytic (Gravimetric) Test Method 1 c Copper and Zinc by the Atomic Absorption Spectometry Test Method 210 to 220 Copper by the Electrolytic (Gravimetric) Test Method 303 to 311 Copper by the Neocuproine (Photometric) Test Method 1 a Gallium: Gallium by the Ion Exchange-Atomic Absorption Test Method 312 to 323 Iron: Iron by the 1,10-Phenanthroline (Photometric) Method 73 to 81 Iron and Manganese by the Atomic Absorption Spectometry Method 221 to 231 Lead: Copper and Lead by the Electrolytic (Gravimetric) Test Method 1 c Bismuth and Lead by the Atomic Absorption Spectrometry Test Method 188 to 198 Lithium: Lithium by the Atomic Absorption Test Method 324 to 334 Magnesium: Magnesium by the Pyrophosphate (Gravimetric) Method 1 b Magnesium by the Ethylenediamine Tetraacetate (Titrimetric) Test Method 1 e Magnesium by the Atomic Absorption Spectrometry Test Method 232 to 242 Manganese: Iron and Manganese by the Atomic Absorption Spectrometry Test Method 221 to 231 Manganese by the Periodate (Photometric) Test Method 293 to 302 Nickel: Nickel by the Dimethylglyoxime (Photometric) Test Method 1 a Nickel by the Dimethylglyoxime (Gravimetric) Test Method 1 b Nickel by the Atomic Absorption Spectrometry Test Method 243 to 253 Silicon: Silicon by the Molybdisilicic Acid (Photometric) Test Method 1 e Silicon by the Sodium Hydroxide-Perchloric Acid (Gravimetric) Method 1 e Tin: Tin by the Iodate (Titrimetric) Test Method 1 e Titanium: Titanium by the Chromotropic Acid (Photometric) Test Method 141 to 150 Titanium by the Diantipyrylmethane Photometric Test Method 254 to 263 Vanadium: Vanadium by an Extraction-Photometric Test Method using N -Benzoyl- N -Phenylhydroxylamine 264 to 273 Zinc: Zinc by the Ammonium Mercuric Thiocyanate or the Zinc Oxide (Gravimetric) Test Method 1 b Zinc by the Ethylenediamine Tetraacetate (Titrimetric) Test Method 1 d Copper and Zinc by the Atomic Absorption Spectrometry Test Method 210 to 220 Zinc by the Ion Exchange-EDTA Titrimetric Test Method 274 to 282 Zirconium: Zirconium by the Arsenazo III (Photometric) Method 178 to 187 1.3 The values stated in SI units are to be regarded as the standard. 1.4 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific hazard statements are given throughout these test methods. ====== Significance And Use ====== These test methods for the chemical analysis of metals and alloys are primarily intended to test such materials for compliance with compositional specifications. It is assumed that all who use these test methods will be trained analysts capable of performing common laboratory procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory. Note —Shaded areas are suitable for sampling. FIG. 1 Type A and Type B Disks