China 'GB/T 25150-2010
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 25150-2010
Quality test method of passive film on austenitic stainless steel of chemical cleaning for industrial equipment - Blue dot method 工业设备化学清洗中奥氏体不锈钢钝化膜质量的测试方法 蓝点法
Issued Date:2010-09-26
Implemented Date:2011-03-01
Issued by:
The Standardization Administration of the People's Republic of China