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Iron, steel and alloy—Determination of chromium content—Titrimetric method and spectrophotometric method
Standard in brief
Scope of Application:
本文件规定了可视滴定法、电位滴定法和分光光度法测定生铁、碳钢、合金钢、精密合金和高温合金中的铬含量。
本文件适用于生铁、碳钢、合金钢、精密合金和高温合金中铬含量的测定。其中,方法一为可视滴定法,适用于生铁、碳素钢、合金钢、高温合金和精密合金中质量分数为0.1%~35%铬含量的测定;方法二为电位滴定法,适用于钢铁中质量分数为0.25%~35%铬含量的测定;方法三为碳酸钠分离-二苯碳酰二肼分光光度法,适用于碳钢、低合金钢和精密合金中质量分数为0.005%~0.5%铬含量的测定。
Basic information
Standard No:GB/T 223.11-2025
Standard Name:钢铁及合金 铬含量的测定 滴定法和分光光度法
English Name:Iron, steel and alloy—Determination of chromium content—Titrimetric method and spectrophotometric method
Standard Status:现行
Release Date:1963-12-31
Effective Date:2026-03-01
Language of Publication:中文简体
Standard Classification
ICS Number:77.080.01
CCS Number:H11
Related Standards
Referenced Standards:GB/T 223.13,GB/T 223.76,GB/T 6379.1,GB/T 6379.2,GB/T 6682,GB/T 7729,GB/T 8170,GB/T 12805,GB/T 12806,GB/T 12808,GB/T 20066,GB/T 20125
Adopted Standards:ISO 4937:2024
Adopted Standard Name:《钢铁 铬含量的测定 电位或目视滴定法》
Adoption Level:MOD
Publication Information
Number of pages:32
Number of words:46 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2025-08-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:223.11
Drafter:罗岁斌、孙晓飞、马超、罗倩华、缪乐德、孟庆榕、于雪、王珺、瞿晓刚、冯冉、范小芬、杨敬巍
Drafting Organization:钢研纳克江苏检测技术研究院有限公司、钢研纳克检测技术股份有限公司、宝山钢铁股份有限公司、山西太钢不锈钢股份有限公司、抚顺特殊钢股份有限公司、钢铁研究总院有限公司
Management Organization:全国钢标准化技术委员会(SAC/TC 183)
Proposing Department:中国钢铁工业协会