GB/T 21834-2008 (English Version) PDF

Standard No.: GB/T 21834-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 21834-2008

Scope: WARNING: Personnel using this standard should have practical experience in formal laboratory work. This standard does not address all possible safety issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with the conditions stipulated in the relevant national laws and regulations. This standard specifies the determination of the distribution of carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, copper, titanium, niobium, molybdenum, vanadium, aluminum and other components by metal in-situ statistical distribution analysis method. This standard is applicable to the measurement of block medium and low alloy steel samples whose cross section includes a rectangular or square area with a length of 30 mm to 120 mm, a width of 30 mm to 120 mm, and a height of 10 mm to 50 mm. Generally, the maximum analysis area does not exceed 6400mm², and the maximum analysis length does not exceed 120mm.

GB/T 21834-2008 Referenced Document

GB/T 4236 Steel examination by sulphur print(Baumann method)*， 2016-12-13 Update
YB/T 4002 Standard diagrams for macrostructure and defects in continuous casting billets*， 2013-04-25 Update
YB/T 4003 Low-magnification structural defect rating chart of continuous cast steel slabs*， 2016-10-22 Update

2008 GB/T 21834-2008 Medium and low alloy steel-Determination of the distribution of multi-element contents-Original position statistic distribution analysis method