標準編號:	GB/T 223.7-2002
中文名稱:	鐵粉 鐵含量的測定 重鉻酸鉀滴定法
英文名稱:	Iron powder--Determination of iron content--Potassium dichromate titration method
中標分類:	H11    鋼鐵與鐵合金分析方法
行業分類:	GB    國家標準
ICS分類:	77.040.30 77.040.30    金屬材料化學分析 77.040.30
發布機構:	國家質量監督檢驗檢疫總局
發布日期:	2002-9-11
實施日期:	2003-2-1
標準狀態:	valid
替代舊標準:	GB/T 223.7-1981 合金及鐵粉中鐵量的測定
翻譯語言:	英文
文件格式:	PDF
中文字符數:	5,000 字
翻譯價格(元):	350.0
交付時間:	付款后 1 個工作日

1 Scope This Standard specifies a method for the determination of the iron content in the iron powder with a potassium dichromate titration method. This method is applicable to the determination of iron content in iron powder with mass fraction greater than 96 %. 2 Normative References The following standards contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies. GB/T 5314-1985 Powders for Powder Metallurgical Purposes; Sampling GB/T 12805-1991 Laboratory Glassware-Burettes GB/T 6379-1986 Precision of Test Methods; Determination of Repeatability and Reproducibility for A Standard Test Method by Interlaboratory Tests