YS/T 475.3-2025Methods for chemical analysis of cast bearing alloys - Part 3: Determination of antimony content - Cerium sulfate titration and potassium bromate automatic potentiometric titration (English PDF)
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
April 10, 2025
Implementation date
November 1, 2025
Scope
YS/T 475.3-2025 (Methods for chemical analysis of cast bearing alloys - Part 3: Determination of antimony content - Cerium sulfate titration and potassium bromate automatic potentiometric titration) is available as an English-translated PDF.
YS/T 475.3-2025 — This standard specifies the determination method for antimony content in cast bearing alloys. This document applies to the determination of antimony content in cast bearing alloys, with a determination range of 1.50% to 20.00%.
Method 1: Cerium sulfate titration method; Method 2: Potassium bromate automatic potentiometric titration method.
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Document preview — YS/T 475.3-2025
National Standard of the People's Republic of China
- ICS
- 77.120.60
- Classification
- H 13
- Replacing
- YS/T 475.3-2005
Issued by: Ministry of Industry and Information Technology
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the determination method for antimony content in cast bearing alloys. This document applies to the determination of antimony content in cast bearing alloys, with a determination range of 1.50% to 20.00%. Method 1: Cerium sulfate titration method; Method 2: Potassium bromate automatic potentiometric titration method. This method is applicable to the determination of arsenic content in samples with a test solution of less than 50 µg.
Document data
International classification (ICS): 77.120.60.
Chinese classification (CCS): H13.
Estimated length of the Chinese original: 20,223 words.
Supersedes the earlier edition YS/T 475.3-2005.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.
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